Department of Computer Science and Foundation for Research and Technology - Hellas
*Jan’2001 - Aug’2002: Visiting Assistant Professor
*Sep’1996 - Dec’2000: Graduate Research Assistant
Rahman, A., Cvetkovic, V., Reece, K., Walters, A., Hassan, Y., Tummeti, A., Torres, B., Cooney, D., Ellis, M., Nikolopoulos, D.S. (2025). "MARCO: A Multi-Agent System for Optimizing HPC Code Generation Using Large Language Models." arXiv preprint. arXiv:2505.03906.
Arif, K. H. I., Yoon, J., Nikolopoulos, D. S., Vandierendonck, H., John, D., & Ji, B. (2025). "HiRED: Attention-Guided Token Dropping for Efficient Inference of High-Resolution Vision-Language Models." Proceedings of the AAAI Conference on Artificial Intelligence, 39(2), 1773-1781. https://doi.org/10.1609/aaai.v39i2.32171
Fan, J., Zhang, Y., Li, X., & Nikolopoulos, D. S. (2025). "Parallel CPU-GPU Execution for LLM Inference on Constrained GPUs." arXiv preprint arXiv:2506.03296.
Lee, M., Seong, S., Kang, M., Lee, J., Na, G.-J., Chun, I.-G., Nikolopoulos, D., & Hong, C.-H. (2024). "ParvaGPU: Efficient Spatial GPU Sharing for Large-Scale DNN Inference in Cloud Environments." In SC24: International Conference for High Performance Computing, Networking, Storage and Analysis, 1-14. https://doi.org/10.1109/SC41406.2024.00048
Chen, S., Huang, J., Yang, S., Liu, J., Li, H., Nikolopoulos, D., Ryu, J., Baek, J., Shin, K., & Li, D. (2024). "Tuning Fast Memory Size based on Modeling of Page Migration for Tiered Memory." arXiv preprint arXiv:2410.00328.
Jackson, M., Ji, B., & Nikolopoulos, D. S. (2024). "FrameFeedback: A Closed-Loop Control System for Dynamic Offloading Real-Time Edge Inference." In 2024 IEEE International Parallel and Distributed Processing Symposium Workshops (IPDPSW), 584-591. https://doi.org/10.1109/IPDPSW63119.2024.00116
Arif, M., Maurya, A., Rafique, M. M., Nikolopoulos, D. S., & Butt, A. R. (2024). "Application-Attuned Memory Management for Containerized HPC Workflows." In 2024 IEEE International Parallel and Distributed Processing Symposium (IPDPS), 114-127. https://doi.org/10.1109/IPDPS57955.2024.00019
Abdel-Rahman, M. J., Mazied, E. A., Hassan, F., Teague, K., Mackenzie, A. B., Midkiff, S. F., Cardoso, K. V., & Nikolopoulos, D. S. (2024). "On Robust Optimal Joint Deployment and Assignment of RAN Intelligent Controllers in O-RANs." IEEE Open Journal of the Communications Society, 5, 2358-2376. https://doi.org/10.1109/OJCOMS.2024.3383607
Cameron, M., Ellis, M., & Nikolopoulos, D. (2024). "Parallel Islands: A Parallel Computing Educational Video Game." In Proceedings of the 55th ACM Technical Symposium on Computer Science Education V. 2, 1586-1587.
Li, Y., Yao, S., Mobin, J., Rafique, M. M., Nikolopoulos, D., Sundararajah, K., Li, H., & Butt, A. R. (2024). "Towards Efficient Python Interpreter for Tiered Memory Systems." In Poster and Work-in-Progress in Proceedings of the 21st USENIX Conference on File and Storage Technologies (FAST). USENIX.
Li, Y., Assogba, K., Tripathy, A., Arif, M., Rafique, M. M., Butt, A. R., & Nikolopoulos, D. (2023). "Towards Persistent Memory based Stateful Serverless Computing for Big Data Applications." arXiv preprint arXiv:2309.01662.
Reaño, C., & Nikolopoulos, D. S. (2023). "The 3rd International Workshop on Deployment and Use of Accelerators (DUAC 2023): message from the DUAC 2023 Organizing Committee." In 3rd International Workshop on Deployment and Use of Accelerators 2023 (co-located with 52nd International Conference on Parallel Processing), vi. Association for Computing Machinery.
Li, X., Vandierendonck, H., Nikolopoulos, D. S., Ji, B., Cardiff, B., & John, D. (2023). "Decentralised Biomedical Signal Classification using Early Exits." In 2023 21st IEEE Interregional NEWCAS Conference (NEWCAS), 1-2. https://doi.org/10.1109/NEWCAS57931.2023.10198098
Mazied, E. A., Nikolopoulos, D. S., & Midkiff, S. (2023). "Fine-Grain Slicing of Edge Cloud Servers for Radio Workloads." In IEEE Workshop on Hot Topics in System Infrastructure (HotInfra'23), in conjunction with ACM FCRC 2023. Orlando, FL.
Moyer, D., & Nikolopoulos, D. S. (2023). "Punching Holes in the Cloud: Direct Communication Between Serverless Functions." In Serverless Computing: Principles and Paradigms (pp. 15-41). Springer. https://doi.org/10.1007/978-3-031-26633-1_2
Mazied, E. A., Nikolopoulos, D. S., Hanafy, Y., & Midkiff, S. F. (2023). "Auto-scaling edge cloud for network slicing." Frontiers in High Performance Computing, Volume 1 - 2023. https://doi.org/10.3389/fhpcp.2023.1167162
Reaño, C., & Nikolopoulos, D. S. (2022). "Message from the 2nd DUAC Organizing Committee." In 51st International Conference on Parallel Processing, ICPP 2022.
Dichev, K., De Sensi, D., Nikolopoulos, D. S., Cameron, K. W., & Spence, I. (2022). "Power Log'n'Roll: Power-Efficient Localized Rollback for MPI Applications Using Message Logging Protocols." IEEE Transactions on Parallel and Distributed Systems, 33(6), 1276-1288. https://doi.org/10.1109/TPDS.2021.3107745
Assogba, K., Arif, M., Rafique, M. M., & Nikolopoulos, D. S. (2022). On Realizing Efficient Deep Learning Using Serverless Computing. In *2022 22nd IEEE International Symposium on Cluster, Cloud and Internet Computing (CCGrid)*, 220-229. https://doi.org/10.1109/CCGrid54584.2022.00031
Lee, M., Ahn, H., Hong, C.-H., & Nikolopoulos, D. S. (2022). "gShare: A centralized GPU memory management framework to enable GPU memory sharing for containers." Future Generation Computer Systems, 130, 181-192. https://doi.org/10.1016/j.future.2021.12.016
Lee, J., Nikolopoulos, D. S., & Vandierendonck, H. (2022). "Mixed-Precision Kernel Recursive Least Squares." IEEE Transactions on Neural Networks and Learning Systems, 33(3), 1284-1298. https://doi.org/10.1109/TNNLS.2020.3041677
Minhas, U. I., Woods, R., Nikolopoulos, D. S., & Karakonstantis, G. (2022). "Efficient Multi-Task Execution on FPGA-Based Systems." IEEE TPDS, 33(3), 710–722. https://doi.org/10.1109/TPDS.2021.3101153
Mukhanov, L., Tovletoglou, K., Vandierendonck, H., Nikolopoulos, D. S., & Karakonstantis, G. (2021). "Revealing DRAM Operating GuardBands Through Workload-Aware Error Predictive Modeling." IEEE Transactions on Computers, 70(11), 1976-1987. https://doi.org/10.1109/TC.2020.3033627
Reaño, C., & Nikolopoulos, D. S. (2021). "Deployment and Use of Accelerators (DUAC 2021)." In 50th International Conference on Parallel Processing. Association for Computing Machinery.
Barbhuiya, S., Kilpatrick, P., & Nikolopoulos, D. S. (2021). "Linear Regression Based DDoS Attack Detection." In Proceedings of the 2021 13th International Conference on Machine Learning and Computing, 568-574. https://doi.org/10.1145/3457682.3457769
Wang, N., Varghese, B., Matthaiou, M., & Nikolopoulos, D. S. (2020). "ENORM: A Framework For Edge NOde Resource Management." IEEE Transactions on Services Computing, 13(6), 1086–1099. https://doi.org/10.1109/TSC.2017.2753775
Mukhanov, L., Nikolopoulos, D. S., & Karakonstantis, G. (2020). "DStress: Automatic Synthesis of DRAM Reliability Stress Viruses Using Genetic Algorithms." MICRO 2020, 298–312. https://doi.org/10.1109/MICRO50266.2020.00035
Lee, J., Peterson, G. D., Nikolopoulos, D. S., & Vandierendonck, H. (2020). AIR: Iterative refinement acceleration using arbitrary dynamic precision. *Parallel Computing*, 97, 102663. https://doi.org/10.1016/j.parco.2020.102663
Liu, J., Xie, Z., Nikolopoulos, D., & Li, D. (2020). "RIANN: Real-time Incremental Learning with Approximate Nearest Neighbor on Mobile Devices." In 2020 USENIX Conference on Operational Machine Learning (OpML 20). USENIX Association.
Abubakar, A., Barbhuiya, S., Kilpatrick, P., Vien, N., & Nikolopoulos, D. (2020). "Fast Analysis and Prediction in Large Scale Virtual Machines Resource Utilisation." In Proceedings of the 10th International Conference on Cloud Computing and Services Science - Volume 1: CLOSER, 115-126. SciTePress. https://doi.org/10.5220/0009408701150126
Chen, K., Kilpatrick, P., Nikolopoulos, D. S., & Varghese, B. (2020). "Cross Architectural Power Modelling." In 2020 20th IEEE/ACM International Symposium on Cluster, Cloud and Internet Computing (CCGRID), 390-399. https://doi.org/10.1109/CCGrid49817.2020.00-54
Tsiokanos, I., Mukhanov, L., Georgakoudis, G., Nikolopoulos, D. S., & Karakonstantis, G. (2020). DEFCON: Generating and Detecting Failure-prone Instruction Sequences via Stochastic Search. In *2020 Design, Automation & Test in Europe Conference & Exhibition (DATE)*, 1121-1126. https://doi.org/10.23919/DATE48585.2020.9116363
Tovletoglou, K., Mukhanov, L., Nikolopoulos, D. S., & Karakonstantis, G. (2020). "HaRMony: Heterogeneous-Reliability Memory and QoS-Aware Energy Management on Virtualized Servers." ASPLOS '20, 575–590. https://doi.org/10.1145/3373376.3378489
Wang, N., Matthaiou, M., Nikolopoulos, D. S., & Varghese, B. (2020). "DYVERSE: DYnamic VERtical Scaling in Multi-Tenant Edge Environments." *Future Generation Computer Systems*, 108, 598–612. https://doi.org/10.1016/j.future.2020.02.043
Sun, J., Vandierendonck, H., & Nikolopoulos, D. S. (2020). "Fast load balance parallel graph analytics with an automatic graph data structure selection algorithm." Future Generation Computer Systems, 112, 612-623. https://doi.org/10.1016/j.future.2020.06.005
Barbhuiya, S., Kilpatrick, P., & Nikolopoulos, D. S. (2020). "DroidLight: Lightweight Anomaly-Based Intrusion Detection System for Smartphone Devices." ICDCN '20, Article 31. https://doi.org/10.1145/3369740.3369796
Varghese, B., Wang, N., Nikolopoulos, D. S., & Buyya, R. (2020). "Feasibility of Fog Computing." In R. Ranjan, K. Mitra, P. Prakash Jayaraman, L. Wang, & A. Y. Zomaya (Eds.), Handbook of Integration of Cloud Computing, Cyber Physical Systems and Internet of Things (pp. 127–146). Springer. https://doi.org/10.1007/978-3-030-43795-4_5
Mukhanov, L., Tovletoglou, K., Vandierendonck, H., Nikolopoulos, D. S., & Karakonstantis, G. (2019). "Workload-Aware DRAM Error Prediction using Machine Learning." *IISWC 2019*, 106–118. https://doi.org/10.1109/IISWC47752.2019.9041963
Vandierendonck, H., & Nikolopoulos, D. S. (2019). "Hyperqueues: Design and Implementation of Deterministic Concurrent Queues." ACM Trans. Parallel Comput., 6(4), Article 23. https://doi.org/10.1145/3365660
Hassan, A., Nikolopoulos, D. S., & Vandierendonck, H. (2019). "Fast and Energy-Efficient OLAP Data Management on Hybrid Main Memory Systems." IEEE Transactions on Computers, 68(11), 1597-1611. https://doi.org/10.1109/TC.2019.2919287
Dichev, K., & Nikolopoulos, D. S. (2019). "Implementing efficient message logging protocols as MPI application extensions." In Proceedings of the 26th European MPI Users' Group Meeting, Article 8. https://doi.org/10.1145/3343211.3343219
Istrate, R., Scheidegger, F., Mariani, G., Nikolopoulos, D., Bekas, C., & Malossi, A. C. I. (2019). "TAPAS: Train-Less Accuracy Predictor for Architecture Search." *AAAI 2019*, 33(01), 3927–3934. https://doi.org/10.1609/aaai.v33i01.33013927
Georgakoudis, G., Laguna, I., Vandierendonck, H., et al. (2019). "SAFIRE: Scalable Fault Injection for Multithreaded Apps." In IPDPS 2019, 890–899. https://doi.org/10.1109/IPDPS.2019.00097
Tsiokanos, I., Mukhanov, L., Nikolopoulos, D. S., & Karakonstantis, G. (2019). Significance-Driven Data Truncation for Preventing Timing Failures. *IEEE Transactions on Device and Materials Reliability*, 19(1), 25-36. https://doi.org/10.1109/TDMR.2019.2898949
Sun, J., Vandierendonck, H., & Nikolopoulos, D. S. (2019). VEBO: a vertex- and edge-balanced ordering heuristic to load balance parallel graph processing. In *Proceedings of the 24th Symposium on Principles and Practice of Parallel Programming (PPoPP '19)*, 391-392. https://doi.org/10.1145/3293883.3295703
Barbhuiya, S., Nikolopoulos, D. S., Price, M., Robinson, T., Nolan, D., Zhang, W., & Kyle, S. (2019). "SmartMaaS: A Framework for Smart Manufacturing-as-a-Service." In Advances in Manufacturing Technology XXXIII (pp. 16-21). Advances in Transdisciplinary Engineering, Vol. 9. https://doi.org/10.3233/ATDE190005
Tovletoglou, K., Mukhanov, L., Nikolopoulos, D. S., & Karakonstantis, G. (2019). "Shimmer: Implementing a Heterogeneous-Reliability DRAM Framework on a Commodity Server." IEEE Computer Architecture Letters, 18(1), 26-29. https://doi.org/10.1109/LCA.2019.2893189
Zhang, W., Price, M., Robinson, T., Nolan, D., Nikolopoulos, D., Barbhuiya, S., & Kyle, S. (2019). "Design Gene Representations for Emergent Innovative Design." In Advances in Manufacturing Technology XXXIII (pp. 386-392). Advances in Transdisciplinary Engineering, Vol. 9. https://doi.org/10.3233/ATDE190068
Kyle, S., Nolan, D., Price, M., Zhang, W., Robinson, T., Nikolopoulos, D. S., & Barbhuiya, S. (2019). "Bio-Inspired Growth: Introducing Emergence into Computational Design." In Advances in Manufacturing Technology XXXIII (pp. 379-385). Advances in Transdisciplinary Engineering, Vol. 9. https://doi.org/10.3233/ATDE190067
Wang, B., Vandierendonck, H., Karakonstantis, G., & Nikolopoulos, D. S. (2018). "Userspace Hypervisor Data Characterization in Virtualized Environment." In 2018 IEEE 24th International Conference on Parallel and Distributed Systems (ICPADS), 638-645. https://doi.org/10.1109/PADSW.2018.8644612
Lee, J., Vandierendonck, H., Arif, M., Peterson, G. D., & Nikolopoulos, D. S. (2018). Energy-Efficient Iterative Refinement Using Dynamic Precision. *IEEE Journal on Emerging and Selected Topics in Circuits and Systems*, 8(4), 722–735. https://doi.org/10.1109/JETCAS.2018.2850665
Fenacci, D., Vandierendonck, H., & Nikolopoulos, D. (2018). "Code and Data Transformations to Address Garbage Collector Performance in Big Data Processing." In 2018 IEEE 25th International Conference on High Performance Computing (HiPC), 284-293. https://doi.org/10.1109/HiPC.2018.00040
Barbhuiya, S., Papazachos, Z., Kilpatrick, P., & Nikolopoulos, D. S. (2018). "RADS: Real-time Anomaly Detection System for Cloud Data Centres." *arXiv preprint*, arXiv:1811.04481. https://arxiv.org/abs/1811.04481
Barbhuiya, S., Papazachos, Z., Kilpatrick, P., & Nikolopoulos, D. S. (2018). "RADS: Real-time Anomaly Detection System for Cloud Data Centres." arXiv preprint arXiv:1811.04481.
Nikolopoulos, D. S., & De Supinski, B. R. (Eds.). *Proceedings: 2018 IEEE International Conference on Cluster Computing (CLUSTER)*. IEEE, October 2018.
Dichev, K., Cameron, K., & Nikolopoulos, D. S. (2018). Energy-efficient localised rollback via data flow analysis and frequency scaling. In *Proceedings of the 25th European MPI Users' Group Meeting (EuroMPI '18)*, Article 11. https://doi.org/10.1145/3236367.3236379
Barlaskar, E., Dichev, K., Kilpatrick, P., Spence, I., & Nikolopoulos, D. S. (2018). "Supporting Cloud IaaS Users in Detecting Performance-Based Violation for Streaming Applications." In 2018 IEEE International Conference on Autonomic Computing (ICAC), 163-168. https://doi.org/10.1109/ICAC.2018.00027
Gillan, C. J., Novakovic, A., Marshall, A. H., Shyamsundar, M., & Nikolopoulos, D. S. (2018). Expediting assessments of database performance for streams of respiratory parameters. *Computers in Biology and Medicine*, 100, 186-195. https://doi.org/10.1016/j.compbiomed.2018.05.028
Tsiokanos, I., Mukhanov, L., Nikolopoulos, D. S., & Karakonstantis, G. (2018). Variation-Aware Pipelined Cores through Path Shaping and Dynamic Cycle Adjustment: Case Study on a Floating-Point Unit. In *Proceedings of the International Symposium on Low Power Electronics and Design (ISLPED '18)*, Article 52. https://doi.org/10.1145/3218603.3218617
Kachris, C., Soudris, D., Mavridis, S., Pavlidakis, M., Symeonidou, C., Kozanitis, C., Bilas, A., Fenacci, D., Bogaraju, S. V., Vandierendonck, H., & Nikolopoulos, D. S. (2018). "The VINEYARD integrated framework for hardware accelerators in the cloud." In Proceedings of the 18th International Conference on Embedded Computer Systems: Architectures, Modeling, and Simulation, 236-243. https://doi.org/10.1145/3229631.3236093
Minhas, U. I., Russell, M., Kaloutsakis, S., Barber, P., Woods, R., Georgakoudis, G., Gillan, C., Nikolopoulos, D. S., & Bilas, A. (2018). "NanoStreams: A Microserver Architecture for Real-Time Analytics on Fast Data Streams." IEEE Transactions on Multi-Scale Computing Systems, 4(3), 396-409. https://doi.org/10.1109/TMSCS.2017.2764087
Tsiokanos, I., Mukhanov, L., Nikolopoulos, D. S., & Karakonstantis, G. (2018). "Minimization of Timing Failures in Pipelined Designs via Path Shaping and Operand Truncation." In 2018 IEEE 24th International Symposium on On-Line Testing And Robust System Design (IOLTS), 171-176. https://doi.org/10.1109/IOLTS.2018.8474084
Mukhanov, L., Tovletoglou, K., Nikolopoulos, D. S., & Karakonstantis, G. (2018). "DRAM Characterization under Relaxed Refresh Period Considering System Level Effects within a Commodity Server." In 2018 IEEE 24th International Symposium on On-Line Testing And Robust System Design (IOLTS), 236-239. https://doi.org/10.1109/IOLTS.2018.8474184
Mukhanov, L., Tovletoglou, K., Nikolopoulos, D. S., & Karakonstantis, G. (2018). "Characterization of HPC workloads on an ARMv8 based server under relaxed DRAM refresh and thermal stress." In Proceedings of the 18th International Conference on Embedded Computer Systems: Architectures, Modeling, and Simulation, 230-235. https://doi.org/10.1145/3229631.3236091
Sun, J., Vandierendonck, H., & Nikolopoulos, D. S. (2018). "VEBO: A Vertex-and Edge-Balanced Ordering Heuristic to Load Balance Parallel Graph Processing." arXiv preprint arXiv:1806.06576.
Hong, C.-H., Spence, I., & Nikolopoulos, D. S. (2017). "GPU Virtualization and Scheduling Methods: A Comprehensive Survey." *ACM Computing Surveys*, 50(3), Article 35. https://doi.org/10.1145/3068281
Dichev, K., Cameron, K., & Nikolopoulos, D. (2018). "Energy-efficient localised rollback after failures via data flow analysis." arXiv preprint arXiv:1806.01611.
Reaño, C., Silla, F., Nikolopoulos, D. S., & Varghese, B. (2018). "Intra-Node Memory Safe GPU Co-Scheduling." *IEEE TPDS*, 29(5), 1089–1102. https://doi.org/10.1109/TPDS.2017.2784428
General Chairs. (2018). "Welcome from the General Chairs." In 2018 IEEE International Symposium on Performance Analysis of Systems and Software (ISPASS), 9. https://doi.org/10.1109/ISPASS.2018.00005
Thoman, P., Dichev, K., Heller, T., Iakymchuk, R., Aguilar, X., Hasanov, K., Gschwandtner, P., Lemarinier, P., Markidis, S., Jordan, H., Fahringer, T., Katrinis, K., Laure, E., & Nikolopoulos, D. S. (2018). "A Taxonomy of Task-Based Parallel Programming Technologies for High-Performance Computing." The Journal of Supercomputing, 74(4), 1422–1434. https://doi.org/10.1007/s11227-018-2238-4
Malossi, A. C. I., Schaffner, M., Molnos, A., Gammaitoni, L., Tagliavini, G., Emerson, A., Tomás, A., Nikolopoulos, D. S., Flamand, E., & Wehn, N. (2018). "The Transprecision Computing Paradigm: Concept, Design, and Applications." *DATE 2018*, 1105–1110. https://doi.org/10.23919/DATE.2018.8342176
Thoman, P., Hasanov, K., Dichev, K., Iakymchuk, R., Aguilar, X., Gschwandtner, P., Lemarinier, P., Markidis, S., Jordan, H., Laure, E., Katrinis, K., Nikolopoulos, D. S., & Fahringer, T. (2018). "A Taxonomy of Task-Based Technologies for High-Performance Computing." In Parallel Processing and Applied Mathematics (pp. 264-274). Springer. https://doi.org/10.1007/978-3-319-78054-2_25
Istrate, R., Malossi, A. C. I., Bekas, C., & Nikolopoulos, D. (2018). "Incremental Training of Deep Convolutional Neural Networks." arXiv:1803.10232. https://arxiv.org/abs/1803.10232
Karakonstantis, G., Tovletoglou, K., Mukhanov, L., et al. (2018). "An Energy-Efficient and Error-Resilient Server Ecosystem Exceeding Conservative Scaling Limits." DATE 2018, 1099–1104. https://doi.org/10.23919/DATE.2018.8342175
Nikolopoulos, D. (2018). "New Approaches to Memory Reliability Management for Big Data Workloads." In SIAM Conference on Parallel Processing for Scientific Computing.
Chen, K., Varghese, B., Kilpatrick, P., & Nikolopoulos, D. S. (2018). "Power Modelling for Heterogeneous Cloud-Edge Data Centers." In Parallel Computing is Everywhere (pp. 804-813). Advances in Parallel Computing, Vol. 32. https://doi.org/10.3233/978-1-61499-843-3-804
Antonopoulos, C. D., & Nikolopoulos, D. S. (2018). "MiniSymposium on Edge Computing." In Parallel Computing is Everywhere, 783. IOS Press.
Barlaskar, E., Kilpatrick, P., Spence, I., & Nikolopoulos, D. S. (2018). "Using Docker Swarm with a User-Centric Decision-Making Framework for Cloud Application Migration." In Cloud Computing and Service Science (pp. 81-101). Springer. https://doi.org/10.1007/978-3-319-94959-8_5
Chalios, C., Georgakoudis, G., Tovletoglou, K., Karakonstantis, G., Vandierendonck, H., & Nikolopoulos, D. S. (2018). "DARE: Data-Access Aware Refresh via spatial-temporal application resilience on commodity servers." The International Journal of High Performance Computing Applications, 32(1), 74-88. https://doi.org/10.1177/1094342017718612
Georgakoudis, G., Vandierendonck, H., Thoman, P., et al. (2017). "SCALO: Scalability-Aware Parallelism Orchestration for Multi-Threaded Workloads." ACM Transactions on Architecture and Code Optimization (TACO), 14(4), Article 54. https://doi.org/10.1145/3158643
Hong, C.-H., Spence, I., & Nikolopoulos, D. S. (2017). "FairGV: Fair and Fast GPU Virtualization." *IEEE TPDS*, 28(12), 3472–3485. https://doi.org/10.1109/TPDS.2017.2717908
Karakonstantis, G., Nikolopoulos, D. S., Gizopoulos, D., Trancoso, P., Sazeides, Y., Antonopoulos, C. D., Venugopal, S., & Das, S. (2017). "Error-Resilient Server Ecosystems for Edge and Cloud Datacenters." Computer, 50(12), 78-81. https://doi.org/10.1109/MC.2017.4451208
Black, C., Chevallier, O. P., Haughey, S. A., Balog, J., Stead, S., Pringle, S. D., Riina, M. V., Martucci, F., Acutis, P. L., Morris, M., Nikolopoulos, D. S., Takats, Z., & Elliott, C. T. (2017). "A Real Time Metabolomic Profiling Approach to Detecting Fish Fraud Using Rapid Evaporative Ionisation Mass Spectrometry." Metabolomics, 13(12), 153. https://doi.org/10.1007/s11306-017-1291-y
Georgakoudis, G., Laguna, I., Nikolopoulos, D. S., & Schulz, M. (2017). "REFINE: Realistic Fault Injection via Compiler-Based Instrumentation for Accuracy, Portability and Speed." *SC 2017*, Article 29. https://doi.org/10.1145/3126908.3126972
Lee, J., Vandierendonck, H., & Nikolopoulos, D. (2017). "Energy-Efficient Transprecision Techniques for Iterative Refinement." In Supercomputing'17 (SC17): International Conference on High Performance Computing, Networking, Storage and Analysis.
Montella, R., Giunta, G., Laccetti, G., Lapegna, M., Palmieri, C., Ferraro, C., Pelliccia, V., Hong, C.-H., Spence, I., & Nikolopoulos, D. S. (2017). "On the Virtualization of CUDA Based GPU Remoting on ARM and X86 Machines in the GVirtuS Framework." *Int. J. Parallel Prog.*, 45(5), 1142–1163. https://doi.org/10.1007/s10766-016-0462-1
Nikolopoulos, D., Dichev, K., Thoman, P., Hasanov, K., Iakymchuk, R., Aguilar, X., Gschwandtner, P., Laure, E., Jordan, H., Lemarinier, P., et al. (2017). "A Taxonomy of Task-Based Technologies for High Performance Computing." In 12th International Conference on Parallel Processing and Applied Mathematics.
Karakonstantis, G., Nikolopoulos, D., Antonopoulos, C., Lallis, S., Bellas, N., Gizopoulos, D., & Lawthers, P. (2017). "Reliability-Aware System Software Support on ARM Microservers." In ARM Research Summit.
Nikolopoulos, D., Istrate, R., Malossi, A. C. I., & Bekas, C. (2017). "Incremental Training of Deep Convolutional Neural Networks." In Proceedings of the International Workshop on Automatic Selection, Configuration and Composition of Machine Learning Algorithms.
Karakonstantis, G., Nikolopoulos, D., Gizopoulos, D., Sazeides, Y., Das, S., & Lawthers, P. (2017). "Energy Efficiency in ARMv8-based Microservers by Hardware Margins Identification." In 2017 ARM Research Summit.
Sun, J., Vandierendonck, H., & Nikolopoulos, D. S. (2017). "Accelerating Graph Analytics by Utilising the Memory Locality of Graph Partitioning." ICPP '17, 181–190. https://doi.org/10.1109/ICPP.2017.27
Tovletoglou, K., Nikolopoulos, D. S., & Karakonstantis, G. (2017). "Relaxing DRAM Refresh Rate through Access Pattern Scheduling." IOLTS 2017, 45–50. https://doi.org/10.1109/IOLTS.2017.8046197
Tovletoglou, K., Nikolopoulos, D. S., & Karakonstantis, G. (2017). "Access-aware DRAM failure-rate estimation under relaxed refresh operations." In 2017 International Conference on Embedded Computer Systems: Architectures, Modeling, and Simulation (SAMOS), 292-299. https://doi.org/10.1109/SAMOS.2017.8344643
Sun, J., Vandierendonck, H., & Nikolopoulos, D. S. (2017). "GraphGrind: Addressing Load Imbalance of Graph Partitioning." ICS '17, Article 16. https://doi.org/10.1145/3079079.3079097
Dichev, K., Jordan, H., Tovletoglou, K., Heller, T., Nikolopoulos, D. S., Karakonstantis, G., & Gillan, C. (2017). "Dependency-Aware Rollback and Checkpoint-Restart for Distributed Task-Based Runtimes." arXiv preprint arXiv:1705.10208.
O'Neill, E., McGlone, J., Kilpatrick, P., & Nikolopoulos, D. (2017). "Managed acceleration for In-Memory database analytic workloads." International Journal of Parallel, Emergent and Distributed Systems, 32(4), 406-427. https://doi.org/10.1080/17445760.2016.1170832
Barlaskar, E., Kilpatrick, P., Spence, I., & Nikolopoulos, D. S. (2017). "MyMinder: A User-centric Decision Making Framework for Intercloud Migration." In Proceedings of the 7th International Conference on Cloud Computing and Services Science - CLOSER, 588-595. https://doi.org/10.5220/0006355905880595
Mukhanov, L., Petoumenos, P., Wang, Z., et al. (2017). "ALEA: A Fine-Grained Energy Profiling Tool." ACM Transactions on Architecture and Code Optimization (TACO), 14(1), Article 1. https://doi.org/10.1145/3050436
Wu, Y., Gillan, C., Minhas, U., Barbhuiya, S., Novakovic, A., Tovletoglou, K., Tzenakis, G., Vandierendonck, H., Karakonstantis, G., & Nikolopoulos, D. (2017). "Heterogeneous Servers based on Programmable Cores and Dataflow Engines." In Workshop Energy efficient Servers for Cloud and Edge Computing 2017.
Mustafa Rafique, M., Butt, A. R., & Nikolopoulos, D. S. (2017). "Programming and Managing Resources on Accelerator-Enabled Clusters." In Programming multi‐core and many‐core computing systems (pp. 405-429). Wiley. https://doi.org/10.1002/9781119332015.ch20
Varghese, B., Wang, N., Li, J., & Nikolopoulos, D. S. (2017). "Edge-as-a-Service: Towards Distributed Cloud Architectures." *Parallel Computing is Everywhere*, 784–793. https://doi.org/10.3233/978-1-61499-843-3-784
Tovletoglou, K., Chalios, C., Karakonstantis, G., Mukhanov, L., Vandierendonck, H., Nikolopoulos, D., Koutsovasilis, P., Maroudas, M., Antonopoulos, C., Kalogirou, C., Bellas, N., Lalis, S., Rafique, M. M., Venugopal, S., Prat-Perez, A., Diavastos, A., Hadjilambrou, Z., Nikolaou, P., Sazeides, Y., Trancoso, P., Papadimitriou, G., Kaliorakis, M., Chatzidimitriou, A., & Gizopoulos, D. (2016). "An Energy-Efficient and Error-Resilient Server Ecosystem Exceeding Conservative Scaling Limits." In Workshop on Energy-efficient Servers for Cloud and Edge Computing 2017.
Butt, A. R., Gniady, C., & Nikolopoulos, D. S. (2016). "Special issue on Disruptive technologies for energy efficient computing." Sustainable Computing: Informatics and Systems, 12, 56. https://doi.org/10.1016/j.suscom.2016.11.005
Arif, M., Vandierendonck, H., Nikolopoulos, D. S., & de Supinski, B. R. (2016). "A scalable and composable map-reduce system." In 2016 IEEE International Conference on Big Data (Big Data), 2233-2242. https://doi.org/10.1109/BigData.2016.7840854
Vandierendonck, H., Murphy, K., Arif, M., & Nikolopoulos, D. S. (2016). "HPTA: High-performance text analytics." In 2016 IEEE International Conference on Big Data (Big Data), 416-423. https://doi.org/10.1109/BigData.2016.7840632
Playfair, D., Trehan, A., McLarnon, B., & Nikolopoulos, D. S. (2016). "Big data availability: Selective partial checkpointing for in-memory database queries." In 2016 IEEE International Conference on Big Data (Big Data), 2785-2794. https://doi.org/10.1109/BigData.2016.7840926
Barbhuiya, S., Wu, Y., Murphy, K., Vandierendonck, H., Karakonstantis, G., & Nikolopoulos, D. S. (2016). "Accelerating Data Center Applications with Reconfigurable DataFlow Engines." In Second International Workshop on Heterogeneous High-performance Reconfigurable Computing (H2RC'16).
Vassiliadis, V., Chalios, C., Parasyris, K., et al. (2016). "Exploiting Significance of Computations for Energy-Constrained Approximate Computing." *IJPP*, 44(5), 1078–1098. https://doi.org/10.1007/s10766-016-0409-6
Varghese, B., Wang, N., Barbhuiya, S., Kilpatrick, P., & Nikolopoulos, D. S. (2016). "Challenges and Opportunities in Edge Computing." IEEE International Conference on Smart Cloud (SmartCloud), 20-26. https://doi.org/10.1109/SmartCloud.2016.18
Dichev, K., & Nikolopoulos, D. S. (2016). "TwinPCG: Dual Thread Redundancy with Forward Recovery for Preconditioned Conjugate Gradient Methods." In 2016 IEEE International Conference on Cluster Computing (CLUSTER), 506-514. https://doi.org/10.1109/CLUSTER.2016.99
Sun, J. (2016). "Student Research Poster: A Scalable General Purpose System for Large-Scale Graph Processing." In Proceedings of the 2016 International Conference on Parallel Architectures and Compilation, 456. https://doi.org/10.1145/2967938.2971465
Nikolopoulos, D. (2016). "Energy Efficient Computing using Computational Significance Abstractions: Keynote Talk at the UK-China Workshop on Shaping the Low Carbon Energy Future." Keynote presentation at UK-China Workshop on Shaping the Low Carbon Energy Future.
Wu, Y., Nikolopoulos, D. S., & Woods, R. (2016). "Runtime support for adaptive power capping on heterogeneous SoCs." In 2016 International Conference on Embedded Computer Systems: Architectures, Modeling and Simulation (SAMOS), 71-78. https://doi.org/10.1109/SAMOS.2016.7818333
Georgakoudis, G., et al. (2016). "NanoStreams: Codesigned microservers for edge analytics in real time." In 2016 International Conference on Embedded Computer Systems: Architectures, Modeling and Simulation (SAMOS), 180-187. https://doi.org/10.1109/SAMOS.2016.7818346
Trehan, C., Vandierendonck, H., Karakonstantis, G., & Nikolopoulos, D. S. (2016). "Brief Announcement: Energy Optimization of Memory Intensive Parallel Workloads." In Proceedings of the 28th ACM Symposium on Parallelism in Algorithms and Architectures, 251-252. https://doi.org/10.1145/2935764.2935811
Harvey, P., Bakanov, K., Spence, I., & Nikolopoulos, D. S. (2016). "A Scalable Runtime for the ECOSCALE Heterogeneous Exascale Hardware Platform." In Proceedings of the 6th International Workshop on Runtime and Operating Systems for Supercomputers, Article 7. https://doi.org/10.1145/2931088.2931090
Lyberis, S., Pratikakis, P., Mavroidis, I., & Nikolopoulos, D. S. (2016). "Myrmics: Scalable, Dependency-aware Task Scheduling on Heterogeneous Manycores." arXiv preprint arXiv:1606.04282.
Labrineas, A., Pratikakis, P., Nikolopoulos, D. S., & Bilas, A. (2016). "BDDT-SCC: A Task-parallel Runtime for Non Cache-Coherent Multicores." arXiv preprint arXiv:1606.04288.
Vandierendonck, H., Murphy, K., Arif, M., & Nikolopoulos, D. S. (2016). "HPTA: A Library for High-Performance Text Analytics." Technical Report.
Kachris, C., Gaydadjiev, G., Nguyen, H.-N., Nikolopoulos, D. S., Bilas, A., Morgan, N., Strydis, C., Spatadakis, V., Gardelis, D., Jimenez-Peris, R., & Almeida, A. (2016). "The VINEYARD project: Versatile integrated accelerator-based heterogeneous data centres." In 2016 5th International Conference on Modern Circuits and Systems Technologies (MOCAST), 1-4. https://doi.org/10.1109/MOCAST.2016.7495121
Cameron, K., Gamblin, T., & Nikolopoulos, D. S. (2016). "VarSys Introduction." In 2016 IEEE International Parallel and Distributed Processing Symposium Workshops (IPDPSW), 1068. https://doi.org/10.1109/IPDPSW.2016.239
Dichev, K., & Nikolopoulos, D. S. (2016). "TwinCG: Dual Thread Redundancy with Forward Recovery for Conjugate Gradient Methods." arXiv preprint arXiv:1605.04580.
Kachris, C., Soudris, D., Gaydadjiev, G., et al. (2016). "The VINEYARD Approach." In Applied Reconfigurable Computing, 3–13. https://doi.org/10.1007/978-3-319-30481-6_1
Marcu, M., Boncalo, O., Ghenea, M., Amaricai, A., Weinstock, J., Leupers, R., Wang, Z., Georgakoudis, G., Nikolopoulos, D. S., Cernazanu-Glavan, C., Bara, L., & Ionascu, M. (2016). "Low-Cost Hardware Infrastructure for Runtime Thread Level Energy Accounting." In Architecture of Computing Systems -- ARCS 2016 (pp. 277-289). Springer. https://doi.org/10.1007/978-3-319-30695-7_21
Vassiliadis, V., Parasyris, K., Antonopoulos, C. D., Bellas, N., Riehme, J., & Nikolopoulos, D. (2016). "SCoRPiO: Significance Based Computing for Reliability and Power Optimization." In 2016 International Symposium on Code Generation and Optimization (CGO).
Vandierendonck, H., Murphy, K. L., Arif, M., Sun, J., & Nikolopoulos, D. S. (2016). "Operator and Workflow Optimization for High-Performance Analytics." In 1st International Workshop on Multi-Engine Data Analytics (MEDAL).
Barbhuiya, S., Papazachos, Z., Kilpatrick, P., & Nikolopoulos, D. S. (2016). "LS-ADT: Lightweight and Scalable Anomaly Detection for Cloud Datacentres." In Cloud Computing and Services Science (pp. 135-152). Springer. https://doi.org/10.1007/978-3-319-29582-4_8
Chalios, C., Nikolopoulos, D. S., Catalán, S., & Quintana-Ortí, E. S. (2016). "Evaluating fault tolerance on asymmetric multicore systems-on-chip using iso-metrics." IET Computers & Digital Techniques, 10(2), 85-92. https://doi.org/10.1049/iet-cdt.2015.0056
Mavroidis, I., Papaefstathiou, I., Lavagno, L., Nikolopoulos, D. S., Koch, D., Goodacre, J., Sourdis, I., Papaefstathiou, V., Coppola, M., & Palomino, M. (2016). "ECOSCALE: Reconfigurable Computing and Runtime System for Future Exascale Systems." *DATE 2016*, 696–701.
Nikolopoulos, D. (2016). "Using Computational Significance and Resilience in System Software Stacks: Keynote Talk." Keynote presentation at First International Workshop on Energy-Aware High Performance Computing.
Georgakoudis, G., Gillan, C. J., Sayed, A., Spence, I., Faloon, R., & Nikolopoulos, D. S. (2016). Methods and metrics for fair server assessment under real-time financial workloads. *Concurrency and Computation: Practice and Experience*, 28(3), 916-928. https://doi.org/10.1002/cpe.3704
Trehan, C., Vandierendonck, H., Karakonstantis, G., & Nikolopoulos, D. (2016). "Energy Optimization of Parallel Programs on Unreliable Hardware." In Second Workshop on Approximate Computing.
Aliaga, J. I., Catalán, S., Chalios, C., Nikolopoulos, D. S., & Quintana-Ortí, E. S. (2016). "Performance and Fault Tolerance of Preconditioned Iterative Solvers on Low-Power ARM Architectures." In Parallel Computing: On the Road to Exascale (pp. 711-720). Advances in Parallel Computing, Vol. 27. https://doi.org/10.3233/978-1-61499-621-7-711
Nikolopoulos, D. S., & Antonopoulos, C. D. (2016). "Mini-symposium on energy and resilience in parallel programming." In Parallel Computing. Advances in Parallel Computing. Elsevier. https://doi.org/10.3233/978-1-61499-621-7-709
Trehan, C., Vandierendonck, H., Karakonstantis, G., & Nikolopoulos, D. S. (2016). *Energy Optimization of Parallel Workloads on Unreliable Hardware*. In Proceedings of the Second Workshop on Approximate Computing (WAPCO), Prague, Czech Republic.
Petoumenos, P., Mukhanov, L., Wang, Z., Leather, H., & Nikolopoulos, D. S. (2015). "Power Capping: What Works, What Does Not." *ICPADS 2015*, 525–534. https://doi.org/10.1109/ICPADS.2015.72
E2SC '15: Proceedings of the 3rd International Workshop on Energy Efficient Supercomputing. (2015). Association for Computing Machinery.
Hassan, A., Vandierendonck, H., & Nikolopoulos, D. (2015). "Energy-Efficient Hybrid DRAM/NVM Main Memory: ACM Student Research Competition." In 24th International Conference on Parallel Architectures and Compilation Techniques (PACT), 492-493.
Alessi, F., Thoman, P., Georgakoudis, G., Fahringer, T., & Nikolopoulos, D. S. (2015). "Application-Level Energy Awareness for OpenMP." In *OpenMP: Heterogenous Execution and Data Movements*, Springer, pp. 219–232. https://doi.org/10.1007/978-3-319-24595-9_16
Su, C., Roberts, D., León, E. A., Cameron, K. W., de Supinski, B. R., Loh, G. H., & Nikolopoulos, D. S. (2015). "HpMC: An Energy-aware Management System of Multi-level Memory Architectures." *MEMSYS '15*, 167–178. https://doi.org/10.1145/2818950.2818974
Mukhanov, L., Nikolopoulos, D. S., & De Supinski, B. R. (2015). "ALEA: Fine-Grain Energy Profiling with Basic Block Sampling." *PACT 2015*, 87–98. https://doi.org/10.1109/PACT.2015.16
Georgakoudis, G., Gillan, C., Sayed, A., Spence, I., Faloon, R., & Nikolopoulos, D. S. (2015). "Iso-Quality of Service: Fairly Ranking Servers for Real-Time Data Analytics." Parallel Processing Letters, 25(03), 1541004. https://doi.org/10.1142/S0129626415410042
Hassan, A., Vandierendonck, H., & Nikolopoulos, D. S. (2015). "Energy-Efficient Hybrid DRAM/NVM Main Memory." PACT '15, 492–493. https://doi.org/10.1109/PACT.2015.58
Svorobej, S., Byrne, J., Liston, P., Byrne, P. J., Stier, C., Groenda, H., Papazachos, Z., & Nikolopoulos, D. S. (2015). "Towards automated data-driven model creation for cloud computing simulation." In Proceedings of the 8th International Conference on Simulation Tools and Techniques, 248–255. https://doi.org/10.4108/eai.24-8-2015.2261129
Vassiliadis, V., Parasyris, K., Chalios, C., Antonopoulos, C. D., Lalis, S., Bellas, N., Vandierendonck, H., & Nikolopoulos, D. S. (2015). "A Programming Model and Runtime System for Significance-Aware Energy-Efficient Computing." *SIGPLAN Notices*, 50(8), 275–276. https://doi.org/10.1145/2858788.2688546
Vandierendonck, H., Hassan, A., & Nikolopoulos, D. S. (2015). "On the Energy-Efficiency of Byte-Addressable Non-Volatile Memory." IEEE Computer Architecture Letters, 14(2), 144-147. https://doi.org/10.1109/LCA.2014.2355195
Hassan, A., Vandierendonck, H., & Nikolopoulos, D. S. (2015). "Energy-Efficient In-Memory Data Stores on Hybrid Memory Hierarchies." DaMoN '15, Article 1. https://doi.org/10.1145/2771937.2771940
Vassiliadis, V., Chalios, C., Parasyris, K., Antonopoulos, C. D., Lalis, S., Bellas, N., Vandierendonck, H., & Nikolopoulos, D. S. (2015). A significance-driven programming framework for energy-constrained approximate computing. In *Proceedings of the 12th ACM International Conference on Computing Frontiers (CF '15)*, Article 9. https://doi.org/10.1145/2742854.2742857
Gschwandtner, P., Chalios, C., Nikolopoulos, D. S., et al. (2015). "On the Potential of Significance-Driven Execution for Energy-Aware HPC." Computer Science - Research and Development, 30(2), 197–206. https://doi.org/10.1007/s00450-014-0265-9
Barbhuiya, S., Papazachos, Z., Kilpatrick, P., & Nikolopoulos, D. S. (2015). "A Lightweight Tool for Anomaly Detection in Cloud Data Centres." *CLOSER 2015*, 343–351. https://doi.org/10.5220/0005453403430351
Hassan, A., Vandierendonck, H., & Nikolopoulos, D. S. (2015). "Software-Managed Energy-Efficient Hybrid DRAM/NVM Main Memory." *CF '15*, Article 23. https://doi.org/10.1145/2742854.2742886
Vassiliadis, V., Parasyris, K., Chalios, C., Antonopoulos, C. D., Lalis, S., Bellas, N., Vandierendonck, H., & Nikolopoulos, D. S. (2015). "A Programming Model and Runtime System for Significance-Aware Energy-Efficient Computing." *PPoPP 2015*, 275–276. https://doi.org/10.1145/2688500.2688546
Manousakis, I., Zakkak, F. S., Pratikakis, P., & Nikolopoulos, D. S. (2015). TProf: An Energy Profiler for Task-Parallel Programs. *Sustainable Computing: Informatics and Systems*, 5, 1–13. https://doi.org/10.1016/j.suscom.2014.07.004
Khasymski, A., Rafique, M. M., Butt, A. R., Vazhkudai, S. S., & Nikolopoulos, D. S. (2015). Realizing Accelerated Cost-Effective Distributed RAID. In S. U. Khan & A. Y. Zomaya (Eds.), *Handbook on Data Centers* (pp. 729-752). Springer New York. https://doi.org/10.1007/978-1-4939-2092-1_25
Rafique, M. M., Butt, A. R., & Nikolopoulos, D. (2015). "Programming and Managing Resources on Accelerator-Enabled Clusters." Technical Report.
Lorenzo, O. G., Pena, T. F., Cabaleiro, J. C., Pichel, J. C., Rivera, F. F., & Nikolopoulos, D. S. (2015). "Power and energy implications of the number of threads used on the Intel Xeon Phi." Annals of Multicore and GPU Programming (AMGP), 2(1), 55-65.
Lorenzo, O. G., Pena, T. F., Cabaleiro, J. C., Picel, J. C., Rivera, F. F., & Nikolopoulos, D. S. (2015). "Power and Energy Implications of the Number of Threads Used on the Intel Xeon Phi. Multicore and GPU Programming." In Second Congress of GPU Programming, 1-8.
Nunez-Yanez, J., Moreno, J. M., & Nikolopoulos, D. S. (2015). "Guest Editorial: Special Issue: Energy efficient computing with adaptive and heterogeneous architectures." IET Computers & Digital Techniques, 9(1), 1-2.
Wu, Y., Nunez-Yanez, J., Woods, R., & Nikolopoulos, D. S. (2014). Power modelling and capping for heterogeneous ARM/FPGA SoCs. In *2014 International Conference on Field-Programmable Technology (FPT)*, 231-234. https://doi.org/10.1109/FPT.2014.7082782
Östberg, P.-O., Groenda, H., Wesner, S., Byrne, J., Nikolopoulos, D. S., et al. (2014). "The CACTOS Vision of Context-Aware Cloud Topology Optimization and Simulation." *CloudCom 2014*, 26–31. https://doi.org/10.1109/CloudCom.2014.62
Gillan, C. J., Nikolopoulos, D. S., Georgakoudis, G., Faloon, R., Tzenakis, G., & Spence, I. (2014). "On the Viability of Microservers for Financial Analytics." In 2014 Seventh Workshop on High Performance Computational Finance, 29-36. https://doi.org/10.1109/WHPCF.2014.11
Papagiannis, A., & Nikolopoulos, D. S. (2014). "Hybrid address spaces: A methodology for implementing scalable high-level programming models on non-coherent many-core architectures." Journal of Systems and Software, 97, 47-64. https://doi.org/10.1016/j.jss.2014.06.058
Symeonidou, C., Pratikakis, P., Nikolopoulos, D. S., & Bilas, A. (2014). "Distributed region-based memory allocation and synchronization." The International Journal of High Performance Computing Applications, 28(4), 406-414. https://doi.org/10.1177/1094342014552863
Imamura, S., Sasaki, H., Inoue, K., & Nikolopoulos, D. S. (2014). "Power-capped DVFS and thread allocation with ANN models on modern NUMA systems." In 2014 IEEE 32nd International Conference on Computer Design (ICCD), 324-331. https://doi.org/10.1109/ICCD.2014.6974701
Gillan, C. J., Nikolopoulos, D. S., Bilas, A., & Bekas, C. (2014). "NanoStreams: Advancing the hardware and software stack for real-time analytics on fast data streams." In eChallenges e-2014 Conference Proceedings, 1-8. https://ieeexplore.ieee.org/abstract/document/7058143
Nikolopoulos, D. (2014). The Challenges and Opportunities of Micro-Servers in the HPC Ecosystem. In *Clusters, Clouds, and Data for Scientific Computing (CCDSC '14)*, September 4.
Georgakoudis, G., Nikolopoulos, D. S., Vandierendonck, H., & Lalis, S. (2014). "Fast Dynamic Binary Rewriting for flexible thread migration on shared-ISA heterogeneous MPSoCs." In 2014 International Conference on Embedded Computer Systems: Architectures, Modeling, and Simulation (SAMOS XIV), 156-163. https://doi.org/10.1109/SAMOS.2014.6893207
Nikolopoulos, D. S., Vandierendonck, H., Bellas, N., Antonopoulos, C. D., Lalis, S., Karakonstantis, G., Burg, A., & Naumann, U. (2014). Energy Efficiency through Significance-Based Computing. *Computer*, 47(7), 82-85. https://doi.org/10.1109/MC.2014.182
Lyberis, S., Kalokerinos, G., Lygerakis, M., Papaefstathiou, V., Mavroidis, I., Katevenis, M., Pnevmatikatos, D., & Nikolopoulos, D. S. (2014). FPGA prototyping of emerging manycore architectures for parallel programming research using Formic boards. *Journal of Systems Architecture*, 60(6), 481-493. https://doi.org/10.1016/j.sysarc.2014.03.002
Khasymski, A., & Nikolopoulos, D. S. (2014). "Scalable black-box prediction models for multi-dimensional adaptation on NUMA multi-cores." International Journal of Parallel, Emergent and Distributed Systems, 30(3), 193-210. https://doi.org/10.1080/17445760.2014.895346
Yeom, J.-S., Bhatele, A., Bisset, K., Bohm, E., Gupta, A., Kale, L. V., Marathe, M., Nikolopoulos, D. S., Schulz, M., & Wesolowski, L. (2014). "Overcoming the Scalability Challenges of Epidemic Simulations on Blue Waters." *IPDPS 2014*, 755–764. https://doi.org/10.1109/IPDPS.2014.83
Nikolopoulos, D. (2014). NanoStreams: A Hardware and Software Stack for Real-Time Analytics on Fast Data Streams. *HiPEAC Info*, 38, April.
Cameron, K. W., & Nikolopoulos, D. S. (2014). Message from Technical Program Committee Co-Chairs. *Proceedings of the 14th IEEE/ACM International Symposium on Cluster, Cloud, and Grid Computing (CCGrid 2014)*, IEEE. https://doi.org/10.1109/CCGrid.2014.5
Vandierendonck, H., Tzenakis, G., & Nikolopoulos, D. S. (2013). "Analysis of dependence tracking algorithms for task dataflow execution." ACM Transactions on Architecture and Code Optimization, 10(4), Article 61. https://doi.org/10.1145/2541228.2555316
Vandierendonck, H., Chronaki, K., & Nikolopoulos, D. S. (2013). Deterministic Scale-Free Pipeline Parallelism with Hyperqueues. In *SC '13*, Article 32. https://doi.org/10.1145/2503210.2503233
Nikolopoulos, D. S. (2013). "Programming the Energy Efficiency of High Performance Computing Systems." In Fourth International Conference on Energy-Aware High Performance Computing.
Symeonidou, C., Pratikakis, P., Bilas, A., & Nikolopoulos, D. S. (2013). "DRASync: distributed region-based memory allocation and synchronization." In Proceedings of the 20th European MPI Users' Group Meeting, 49-54. https://doi.org/10.1145/2488551.2488558
Tzenakis, G., Papatriantafyllou, A., Vandierendonck, H., Pratikakis, P., & Nikolopoulos, D. S. (2013). "BDDT: Block-Level Dynamic Dependence Analysis for Task-Based Parallelism." In *Advanced Parallel Processing Technologies* (pp. 17–31). Springer. https://doi.org/10.1007/978-3-642-45293-2_2
Papaefstathiou, V., Katevenis, M. G. H., Nikolopoulos, D. S., & Pnevmatikatos, D. (2013). "Prefetching and Cache Management Using Task Lifetimes." *ICS 2013*, 325–334. https://doi.org/10.1145/2464996.2465443
Nikolopoulos, D. (2013). Connecting the Dots between Parallel Programming and Energy. Keynote at *PDP 2013 – 21st Euromicro International Conference on Parallel, Distributed and Network-Based Computing*, March 1.
Li, D., Nikolopoulos, D. S., & Cameron, K. W. (2013). "Modeling and Algorithms for Scalable and Energy Efficient Execution on Multicore Systems." In Scalable Computing and Communications: Theory and Practice (pp. 157-184). Wiley-Blackwell.
Vandierendonck, H., Nikolopoulos, D. S., & Pratikakis, P. (2013). Parallel Programming. In *Encyclopedia of Software Engineering* (Taylor and Francis), February 27.
Georgakoudis, G., Nikolopoulos, D. S., & Lalis, S. (2013). "Fast dynamic binary rewriting to support thread migration in shared-ISA asymmetric multicores." In Proceedings of the First International Workshop on Code OptimiSation for MultI and Many Cores, Article 4. https://doi.org/10.1145/2446920.2446924
Yeom, J.-S., Bhatele, A., Bisset, K., Bohm, E., Gupta, A., Kale, L. V., Marathe, M., Nikolopoulos, D. S., Schulz, M., & Wesolowski, L. (2013). "Overcoming the scalability challenges of contagion simulations on Blue Waters." Technical Report 13-057, NDSSL, Virginia Bioinformatics Institute.
de Supinski, B. R., Krammer, B., Fürlinger, K., Labarta, J., & Nikolopoulos, D. S. (2013). Topic 1: Support Tools and Environments. In *Euro-Par 2013 Parallel Processing* (F. Wolf, B. Mohr, D. an Mey, Eds.), pp. 3–3, Springer Berlin Heidelberg.
Li, D., de Supinski, B. R., Schulz, M., Nikolopoulos, D. S., & Cameron, K. W. (2013). "Strategies for Energy-Efficient Resource Management of Hybrid Programming Models." *IEEE TPDS*, 24(1), 144–157. https://doi.org/10.1109/TPDS.2012.95
Kavadias, S., Katevenis, M., Zampetakis, M., & Nikolopoulos, D. S. (2012). "Cache-Integrated Network Interfaces: Flexible On-Chip Communication and Synchronization for Large-Scale CMPs." International Journal of Parallel Programming, 40(6), 583-604. https://doi.org/10.1007/s10766-011-0173-6
Su, C., Li, D., Nikolopoulos, D. S., et al. (2012). "Model-based, Memory-centric Performance and Power Optimization on NUMA Multiprocessors." IISWC 2012, 164–173. https://doi.org/10.1109/IISWC.2012.6402921
Khasymski, A., Rafique, M. M., Butt, A. R., et al. (2012). "On the Use of GPUs in Realizing Cost-Effective Distributed RAID." MASCOTS 2012, 469–478. https://doi.org/10.1109/MASCOTS.2012.59
Manousakis, I., & Nikolopoulos, D. S. (2012). "BTL: A Framework for Measuring and Modeling Energy in Memory Hierarchies." SBAC-PAD 2012, 139–146. https://doi.org/10.1109/SBAC-PAD.2012.38
Su, C., Li, D., Nikolopoulos, D. S., Grove, M., Cameron, K., & de Supinski, B. R. (2012). "Critical Path-Based Thread Placement for NUMA Systems." *SIGMETRICS Perform. Eval. Rev.*, 40(2), 106–112. https://doi.org/10.1145/2381056.2381079
Zakkak, F. S., Chasapis, D., Pratikakis, P., et al. (2012). "Inference and Declaration of Independence." In PACT '12, 453–454. https://doi.org/10.1145/2370816.2370892
Nikolopoulos, D. (2012). Topic 16: GPU and Accelerators Computing. In *Euro-Par 2012 Parallel Processing – 18th International Conference, Rhodes Island, Greece*, LNCS Vol. 7484, pp. 857–858, Springer. https://doi.org/10.1007/978-3-642-32820-6_84
Tzenakis, G., Papatriantafyllou, A., Kesapides, J., Pratikakis, P., Vandierendonck, H., & Nikolopoulos, D. S. (2012). "BDDT: Block-Level Dynamic Dependence Analysis for Deterministic Task-Based Parallelism." *SIGPLAN Notices*, 47(8), 301–302. https://doi.org/10.1145/2370036.2145864
Lyberis, S., Pratikakis, P., Nikolopoulos, D. S., et al. (2012). "The Myrmics Memory Allocator." *SIGPLAN Not.*, 47(11), 15–24. https://doi.org/10.1145/2426642.2259001
Manousakis, I., & Nikolopoulos, D. S. (2012). "EPC: a power instrumentation controller for embedded applications." SIGBED Rev., 9(2), 28-32. https://doi.org/10.1145/2318836.2318841
Georgakoudis, G., Lalis, S., & Nikolopoulos, D. S. (2012). "Dynamic binary rewriting and migration for shared-ISA asymmetric, multicore processors: summary." In Proceedings of the 21st International Symposium on High-Performance Parallel and Distributed Computing, 127-128. https://doi.org/10.1145/2287076.2287096
Lyberis, S., Kalokerinos, G., Lygerakis, M., Papaefstathiou, V., Tsaliagkos, D., Katevenis, M., Pnevmatikatos, D., & Nikolopoulos, D. (2012). "Formic: Cost-Efficient and Scalable Prototyping of Manycore Architectures." *FCCM 2012*, 61–64. https://doi.org/10.1109/FCCM.2012.20
Tzenakis, G., Papatriantafyllou, A., Kesapides, J., Pratikakis, P., Vandierendonck, H., & Nikolopoulos, D. S. (2012). "BDDT: Block-Level Dynamic Dependence Analysis for Deterministic Task-Based Parallelism." *PPoPP 2012*, 301–302. https://doi.org/10.1145/2145816.2145864
Cotronis, Y., Danalis, A., Nikolopoulos, D. S., & Dongarra, J. (Eds.). (2011). *Recent Advances in the Message Passing Interface*. Proceedings of the 18th European MPI Users’ Group Meeting (EuroMPI 2011), Santorini, Greece. Lecture Notes in Computer Science, Springer. https://doi.org/10.1007/978-3-642-24449-0
Vandierendonck, H., Tzenakis, G., & Nikolopoulos, D. S. (2011). "A Unified Scheduler for Recursive and Task Dataflow Parallelism." *PACT 2011*, 1–11. https://doi.org/10.1109/PACT.2011.7
Alvanos, M., Tzenakis, G., Nikolopoulos, D. S., & Bilas, A. (2011). Task-Based Parallel H.264 Video Encoding for Explicit Communication Architectures. In *SAMOS 2011*, 217–224. https://doi.org/10.1109/SAMOS.2011.6045464
Papagiannis, A., & Nikolopoulos, D. S. (2011). Scalable Runtime Support for Data-Intensive Applications on the Single-Chip Cloud Computer. In *Proceedings of the 3rd Intel Many-core Applications Research Community Symposium (MARC)*, 25-30. https://tpapagian.github.io/files/paper_marc.pdf
Papagiannis, A., & Nikolopoulos, D. S. (2011). "MapReduce for the Single-Chip-Cloud Architecture." In ACACES Journal-Seventh International Summer School on Advanced Computer Architecture and Compilation for High-Performance and Embedded Systems.
Pratikakis, P., Vandierendonck, H., Lyberis, S., & Nikolopoulos, D. S. (2011). "A Programming Model for Deterministic Task Parallelism." MSPC '11, 7–12. https://doi.org/10.1145/1988915.1988918
Li, D., Cameron, K. W., Nikolopoulos, D. S., de Supinski, B. R., & Schulz, M. (2011). Scalable memory registration for high performance networks using helper threads. In *Proceedings of the 8th ACM International Conference on Computing Frontiers (CF '11)*, Article 38. https://doi.org/10.1145/2016604.2016652
Vandierendonck, H., Pratikakis, P., & Nikolopoulos, D. S. (2011). "Parallel Programming of General-Purpose Programs Using Task-Based Programming Models." *HotPar '11*, USENIX Association. https://www.usenix.org/legacy/events/hotpar11/tech/final_files/Vandierendonck.pdf
Zakkak, F., Chassapis, D., Pratikakis, P., Nikolopoulos, D., & Bilas, A. (2011). C Source Level Transformations & Optimizations for Task-Based Parallelism. Student Poster Session, *2011 International Symposium on Code Generation and Optimization (CGO)*, April.
Tendulkar, P., Papaefstathiou, V., Nikiforos, G., Kavadias, S., Nikolopoulos, D. S., & Katevenis, M. (2011). "Fine-grain OpenMP runtime support with explicit communication hardware primitives." In 2011 Design, Automation & Test in Europe, 1-4. https://doi.org/10.1109/DATE.2011.5763299
Rafique, M. M., Butt, A. R., & Nikolopoulos, D. S. (2011). "A Capabilities-Aware Framework for Using Computational Accelerators in Data-Intensive Computing." *JPDC*, 71(2), 185–197. https://doi.org/10.1016/j.jpdc.2010.09.004
Nikolopoulos, D. (2011). To Program or Not To Program the Memory Hierarchy? Keynote at *4th Workshop on Programmability Issues for Heterogeneous Multicores (MULTIPROG)*, January 10.
"PPAC 2011 Workshop Organizing Committee." In 2011 IEEE International Conference on Cluster Computing, xix-xix. https://doi.org/10.1109/CLUSTER.2011.87
Nikolopoulos, D. S., Bianchini, R., & Bilas, A. (2010). Foreword CLUSTER 2010. In *Proceedings of the 2010 IEEE International Conference on Cluster Computing (CLUSTER 2010)*. IEEE. https://doi.org/10.1109/CLUSTER.2010.5
Yeom, J.-S., & Nikolopoulos, D. S. (2010). "Strider: Runtime Support for Optimizing Strided Data Accesses on Multi-Cores with Explicitly Managed Memories." In SC '10: Proceedings of the 2010 ACM/IEEE International Conference for High Performance Computing, Networking, Storage and Analysis, 1-11. https://doi.org/10.1109/SC.2010.52
SARC European Project. (2010). Parallel Programming Models for Heterogeneous Multicore Architectures. *IEEE Micro*, 30(5), 42–53. https://doi.org/10.1109/MM.2010.94
Katevenis, M., Papaefstathiou, V., Kavadias, S., et al. (2010). "Explicit Communication and Synchronization in SARC." IEEE Micro, 30(5), 30–41. https://doi.org/10.1109/MM.2010.77
Singh, K., Curtis-Maury, M., McKee, S. A., et al. (2010). "Comparing Scalability Prediction Strategies on an SMP of CMPs." In Euro-Par 2010, 143–155. https://doi.org/10.1007/978-3-642-15277-1_14
Papagiannis, A., & Nikolopoulos, D. S. (2010). "Rearchitecting MapReduce for Heterogeneous Multicore Processors." ICPP 2010, 121–130. https://doi.org/10.1109/ICPP.2010.21
Schneider, S., Andrade, H., Gedik, B., Wu, K.-L., & Nikolopoulos, D. S. (2010). "Evaluation of Streaming Aggregation on Parallel Hardware Architectures." *DEBS '10*, 248–257. https://doi.org/10.1145/1827418.1827467
Kavadias, S. G., Katevenis, M. G. H., Zampetakis, M., & Nikolopoulos, D. S. (2010). "On-chip Communication and Synchronization Mechanisms with Cache-Integrated Network Interfaces." *CF '10*, 217–226. https://doi.org/10.1145/1787275.1787328
Rafique, M. M., Butt, A. R., & Nikolopoulos, D. S. (2010). "Designing Accelerator-Based Distributed Systems for High Performance." CCGRID 2010, 165–174. https://doi.org/10.1109/CCGRID.2010.109
Li, D., Nikolopoulos, D. S., Cameron, K., de Supinski, B. R., & Schulz, M. (2010). "Power-Aware MPI Task Aggregation Prediction for High-End Computing Systems." *IPDPS 2010*, 1–12. https://doi.org/10.1109/IPDPS.2010.5470464
Li, D., de Supinski, B. R., Schulz, M., Cameron, K., & Nikolopoulos, D. S. (2010). "Hybrid MPI/OpenMP Power-Aware Computing." 2010 IEEE International Symposium on Parallel & Distributed Processing (IPDPS), 1–12. https://doi.org/10.1109/IPDPS.2010.5470463
Ferrer, R., Bellens, P., Koukos, K., Alvanos, M., Yeom, J.-S., Schneider, S., Beltrán, V., González, M., Martorell, X., Badia, R. M., et al. *Scalability and Productivity of Parallel Programming Models for Heterogeneous–ISA Multi-Core Architectures with Local Memories*. Technical Report, March 2010.
Tzenakis, G., Kapelonis, K., Alvanos, M., et al. (2010). "TPC: Efficient Runtime for Task-Based Parallelism on the Cell." In HiPEAC, 307–321. https://doi.org/10.1007/978-3-642-11515-8_23
Zakkak, F. S., Chasapis, D., Pratikakis, P., Bilas, A., & Nikolopoulos, D. S. *SCOOP: Source-level COmpiler Optimizations for Parallelism*. Technical Report, 2010.
Alvanos, M., Tzenakis, G., Nikolopoulos, D. S., & Bilas, A. *Parallelization and Performance of an H.264 Video Encoder on the Cell BE*. Technical Report, January 2010.
Nikolopoulos, D., & Ribbens, C. (2009). Welcome to New Orleans and PPAC'09! In *Proceedings of the IEEE International Conference on Cluster Computing (CLUSTER 2009)*, December 21. IEEE. https://doi.org/10.1109/CLUSTR.2009.5289209
Schneider, S., Yeom, J.-S., & Nikolopoulos, D. S. (2009). "Programming Multiprocessors with Explicitly Managed Memory Hierarchies." *IEEE Computer*, 42(12), 28–34. https://doi.org/10.1109/MC.2009.407
Katevenis, M. G. H., & Nikolopoulos, D. (2009). Processors: The Challenge of Cooperation. *Economist Special Edition*, 71, 26–28.
Li, D., Cameron, K., Nikolopoulos, D., Schulz, M., & de Supinski, B. (2009). Model-Based Hybrid MPI/OpenMP Power-Aware Computing. Poster presented at *ACM/IEEE Supercomputing 2009 (SC)*, November.
Nikolopoulos, D. S. (2009). Green Building Blocks - Software Stacks for Energy-Efficient Clusters and Data Centres. *ERCIM News*, 79. https://ercim-news.ercim.eu/en79/special/green-building-blocks
Yeom, J.-S., & Nikolopoulos, D. S. (2009). "A Runtime Framework for Optimizing Multi-Dimensional Array Accesses on Multi-core Processors." Technical Report.
Antonopoulos, C. D., Blagojevic, F., Chernikov, A. N., Chrisochoides, N. P., & Nikolopoulos, D. S. (2009). "Optimizations for Delaunay Mesh Generation on SMT." JPDC, 69(7), 601–612. https://doi.org/10.1016/j.jpdc.2009.03.005
Antonopoulos, C. D., Blagojevic, F., Chernikov, A. N., Chrisochoides, N. P., & Nikolopoulos, D. S. (2009). "A Multigrain Delaunay Mesh Generation Method for Multicore SMT-Based Architectures." *JPDC*, 69(7), 589–600. https://doi.org/10.1016/j.jpdc.2009.03.009
Blagojevic, F., Iancu, C., Yelick, K., Curtis-Maury, M., Nikolopoulos, D. S., & Rose, B. (2009). Scheduling dynamic parallelism on accelerators. In *Proceedings of the 6th ACM Conference on Computing Frontiers (CF '09)*, 161-170. https://doi.org/10.1145/1531743.1531769
Blagojevic, F., Iancu, C., Yelick, K. A., Nikolopoulos, D., Rose, B., & Curtis-Maury, M. (2009). Scheduling Dynamic Parallelism on the Cell BE. In *Proceedings of the 15th Meeting of the IBM HPC Systems Scientific Computing User Group (SCICOMP)*, May.
Rafique, M. M., Rose, B., Butt, A. R., & Nikolopoulos, D. S. (2009). "CellMR: A Framework for Supporting MapReduce on Asymmetric Cell-Based Clusters." *IPDPS 2009*, 1–12. https://doi.org/10.1109/IPDPS.2009.5161062
Schneider, S., Yeom, J.-S., Rose, B., Linford, J. C., Sandu, A., & Nikolopoulos, D. S. (2009). "A Comparison of Programming Models for Multiprocessors with Explicitly Managed Memory Hierarchies." *SIGPLAN Not.*, 44(4), 131–140. https://doi.org/10.1145/1594835.1504197
Rafique, M. M., Rose, B., Butt, A. R., & Nikolopoulos, D. S. (2009). "Supporting MapReduce on Large-Scale Asymmetric Multi-Core Clusters." SIGOPS Operating Systems Review, 43(2), 25–34. https://doi.org/10.1145/1531793.1531800
Schneider, S., Yeom, J.-S., Rose, B., Linford, J. C., Sandu, A., & Nikolopoulos, D. S. (2009). "A Comparison of Programming Models for Multiprocessors with Explicitly Managed Memory Hierarchies." *PPoPP '09*, 131–140. https://doi.org/10.1145/1504176.1504197
Rafique, M. M., Butt, A. R., & Nikolopoulos, D. S. (2009). Supporting Data-Intensive Applications on Accelerator-Based Distributed Systems. Poster presented at *USENIX Conference on File and Storage Technologies (FAST)*, 2009.
Curtis-Maury, M., Shah, A., Blagojevic, F., Nikolopoulos, D. S., de Supinski, B. R., & Schulz, M. (2008). "Prediction Models for Multi-Dimensional Power-Performance Optimization on Many Cores." Proceedings of the 17th International Conference on Parallel Architectures and Compilation Techniques (PACT), 250–259. https://doi.org/10.1145/1454115.1454151
Curtis-Maury, M., Blagojevic, F., Antonopoulos, C. D., & Nikolopoulos, D. S. (2008). "Prediction-Based Power-Performance Adaptation of Multithreaded Scientific Codes." IEEE Transactions on Parallel and Distributed Systems, 19(10), 1396–1410. https://doi.org/10.1109/TPDS.2007.70804
Villavieja, C., Katevenis, M., Navarro, N., Pnevmatikatos, D., Ramirez, A., Kavadias, S., Papaefstathiou, V., & Nikolopoulos, D. S. (2008). "Hardware Support for Explicit Communication in Scalable CMPs." Technical Report, Computer Architecture Dept., Polytechnic University of Catalonia (UPC), Barcelona.
Curtis-Maury, M., Ding, X., Antonopoulos, C. D., & Nikolopoulos, D. S. (2008). "An Evaluation of OpenMP on Current and Emerging Multithreaded/Multicore Processors." In *OpenMP Shared Memory Parallel Programming* (pp. 133–144). Springer. https://doi.org/10.1007/978-3-540-68555-5_11
Blagojevic, F., Curtis-Maury, M., Yeom, J.-S., Schneider, S., & Nikolopoulos, D. S. (2008). "Scheduling Asymmetric Parallelism on a PlayStation3 Cluster." In 2008 Eighth IEEE International Symposium on Cluster Computing and the Grid (CCGRID), 146-153. https://doi.org/10.1109/CCGRID.2008.64
Aji, A. M., Feng, W., Blagojevic, F., & Nikolopoulos, D. S. (2008). "Cell-SWat: Modeling and Scheduling Wavefront Computations on the Cell Broadband Engine." *Computing Frontiers 2008*, 13–22. https://doi.org/10.1145/1366230.1366235
Nikolopoulos, D. S., Back, G., Tripathi, J., & Curtis-Maury, M. (2008). "VT-ASOS: Holistic system software customization for many cores." In 2008 IEEE International Symposium on Parallel and Distributed Processing (IPDPS), 1-5. https://doi.org/10.1109/IPDPS.2008.4536390
Rafique, M. M., Butt, A. R., & Nikolopoulos, D. S. (2008). "Supporting I/O-Intensive Workloads on the Cell Architecture." In Proc. USENIX FAST.
Nikolopoulos, D. S. (2008). "Set-top supercomputing: scalable software for scientific simulations on game consoles." ERCIM News, 2008(74).
Blagojevic, F., Feng, X., Cameron, K. W., & Nikolopoulos, D. S. (2008). "Modeling Multigrain Parallelism on Heterogeneous Multi-core Processors: A Case Study of the Cell BE." In *High Performance Embedded Architectures and Compilers*, Springer, pp. 38–52. https://doi.org/10.1007/978-3-540-77560-7_4
Nikolopoulos, D. S. (2008). *COMPUTER SCIENCE RESEARCH MELISSES: Liquid Services for Scalable Multithreaded and Multicore Execution on Emerging Supercomputers*. Technical Report, Virginia Tech.
Rafique, M. M., Butt, A. R., & Nikolopoulos, D. S. (2008). "DMA-Based Prefetching for I/O-Intensive Workloads on the Cell Architecture." *CF '08*, 23–32. https://doi.org/10.1145/1366230.1366236
Blagojevic, F., Nikolopoulos, D. S., Stamatakis, A., Antonopoulos, C. D., & Curtis-Maury, M. (2007). "Runtime Scheduling of Dynamic Parallelism on Accelerator-Based Multi-Core Systems." *Parallel Computing*, 33(10), 700–719. https://doi.org/10.1016/j.parco.2007.09.004
Stamatakis, A., Blagojevic, F., Nikolopoulos, D. S., & Antonopoulos, C. D. (2007). "Exploring New Search Algorithms and Hardware for Phylogenetics: RAxML Meets the IBM Cell." The Journal of VLSI Signal Processing Systems for Signal, Image, and Video Technology, 48(3), 271–286. https://doi.org/10.1007/s11265-007-0067-4
Chernikov, A. N., Antonopoulos, C. D., Chrisochoides, N. P., Schneider, S., & Nikolopoulos, D. S. (2007). "Experience with memory allocators for parallel mesh generation on multicore architectures." In International Conference on Numerical Grid Generation in Computational Field Simulations.
Curtis-Maury, M., Singh, K., McKee, S. A., Blagojevic, F., Nikolopoulos, D. S., de Supinski, B. R., & Schulz, M. (2007). "Identifying Energy-Efficient Concurrency Levels Using Machine Learning." *Cluster 2007*, 488–495. https://doi.org/10.1109/CLUSTR.2007.4629274
Nikolopoulos, D. (2007). System Software Challenges and Opportunities on Asymmetric Multi-core Processors. Presented at 2007 Fall Creek Falls conference, Tennessee, September 2007.
Mills, R. T., Yue, C., Stathopoulos, A., & Nikolopoulos, D. S. (2007). "Runtime and Programming Support for Memory Adaptation in Scientific Applications via Local Disk and Remote Memory." Journal of Grid Computing, 5(2), 213-234. https://doi.org/10.1007/s10723-007-9075-7
Back, G., & Nikolopoulos, D. S. (2007). "Application-specific customization on many-core platforms: the VT-ASOS framework." In Proceedings of the Second Workshop on Software and Tools for Multi-Core Systems.
Blagojevic, F., Stamatakis, A., Antonopoulos, C. D., & Nikolopoulos, D. S. (2007). "RAxML-Cell: Parallel Phylogenetic Tree Inference on the Cell Broadband Engine." *IPDPS 2007*, 1–10. https://doi.org/10.1109/IPDPS.2007.370267
Blagojevic, F., Nikolopoulos, D. S., Stamatakis, A., & Antonopoulos, C. D. (2007). "Dynamic Multigrain Parallelization on the Cell Broadband Engine." PPoPP '07, 90–100. https://doi.org/10.1145/1229428.1229445
Curtis-Maury, M., Antonopoulos, C. D., & Nikolopoulos, D. S. (2007). "A comparison of online and offline strategies for program adaptation." In Proceedings of the 45th Annual ACM Southeast Conference, 162-167. https://doi.org/10.1145/1233341.1233371
Nikolopoulos, D. S., & Cameron, K. W. (2007). "Synthesizing Parallel Programming Models for Asymmetric Multi-core Systems." In Proceedings of the 11th Workshop on High Performance Embedded Computing.
Blagojevic, F., Feng, X., Cameron, K., & Nikolopoulos, D. (2007). *Modeling Multigrain Parallelism on Heterogeneous Multi-core Processors*. Technical Report TR-07-26, Department of Computer Science, Virginia Tech.
Nikolopoulos, D. S., Antonopoulos, C. D., Venetis, I. E., Hadjidoukas, P. E., Polychronopoulos, E. D., & Papatheodorou, T. S. (2007). Achieving Multiprogramming Scalability of Parallel Programs on Intel SMP Platforms: Nanothreading in the Linux Kernel. In *Parallel Computing* (pp. 623-630). World Scientific. https://doi.org/10.1142/9781848160170_0074
Curtis-Maury, M., Nikolopoulos, D. S., & Antonopoulos, C. D. (2006). "Dynamic Program Stirring on Multiple Cores: How Hardware Performance Monitors Can Help Regulate Performance, Power, and Temperature Simultaneously." In Proc. of the Second Workshop on Functionality of Hardware Performance Monitors.
Antonopoulos, C. D., Nikolopoulos, D. S., & Curtis-Maury, M. (2006). "PACMAN: A PerformAnce Counters MANager for Intel Hyperthreaded Processors." In Third International Conference on the Quantitative Evaluation of Systems (QEST), 141-144. https://doi.org/10.1109/QEST.2006.41
Schneider, S., Antonopoulos, C. D., & Nikolopoulos, D. S. (2006). "Scalable Locality-Conscious Multithreaded Memory Allocation." Proceedings of the 5th International Symposium on Memory Management (ISMM), 84–94. https://doi.org/10.1145/1133956.1133968
Yue, C., Mills, R. T., Stathopoulos, A., & Nikolopoulos, D. (2006). "Runtime Support for Memory Adaptation in Scientific Applications via Local Disk and Remote Memory." In 2006 15th IEEE International Conference on High Performance Distributed Computing, 183-194. https://doi.org/10.1109/HPDC.2006.1652149
Curtis-Maury, M., Dzierwa, J., Antonopoulos, C. D., & Nikolopoulos, D. S. (2006). "Online Power-Performance Adaptation of Multithreaded Programs Using Hardware Event-Based Prediction." Proceedings of the 20th Annual International Conference on Supercomputing (ICS), 157–166. https://doi.org/10.1145/1183401.1183426
Curtis-Maury, M., Dzierwa, J., Antonopoulos, C. D., & Nikolopoulos, D. S. (2006). "On the design of online predictors for autonomic power-performance adaptation of multithreaded programs." Journal of Autonomic and Trusted Computing, 1.
Curtis-Maury, M., Dzierwa, J., Antonopoulos, C. D., & Nikolopoulos, D. S. (2006). "Online Strategies for High-Performance Power-Aware Thread Execution on Emerging Multiprocessors." *IPDPS 2006*. https://doi.org/10.1109/IPDPS.2006.1639598
Ding, X., Nikolopoulos, D. S., Jiang, S., & Zhang, X. (2006). MESA: Reducing Cache Conflicts by Integrating Static and Run-Time Methods. In *ISPASS 2006*, 189–198. https://doi.org/10.1109/ISPASS.2006.1620803
Nikolopoulos, D. (2006). "Facing the challenges of multicore processor technologies using autonomic system software." In Proceedings. 20th International Parallel and Distributed Processing Symposium, 347. https://doi.org/10.1109/IPDPS.2006.1639604
Blagojevic, F., & Nikolopoulos, D. S. (2006). "Exploring Programming Models and Optimizations for the Cell Broadband Engine using RAxML." In Proc. of the 2006 Virginia Tech High-End Computing Challenge.
Schneider, S., Antonopoulos, C. D., Chernikov, A. N., Nikolopoulos, D. S., & Chrisochoides, N. P. (2006). "Designing effective memory allocators for multicore and multithreaded systems: A case study with irregular and adaptive applications." Submitted to the Supercomputing Conference.
Antonopoulos, C. D., Nikolopoulos, D. S., & Papatheodorou, T. S. (2005). "Realistic Workload Scheduling Policies for Taming the Memory Bandwidth Bottleneck of SMPs." In *HiPC 2004*, Springer, pp. 286–296. https://doi.org/10.1007/978-3-540-30474-6_33
Curtis-Maury, M., Wang, T., Antonopoulos, C., & Nikolopoulos, D. (2005). "Integrating Multiple Forms of Multithreaded Execution on Multi-SMT Systems." QEST 2005, 199–208. https://doi.org/10.1109/QEST.2005.16
Schneider, S., Antonopoulos, C. D., & Nikolopoulos, D. S. (2005). "Factory: An Object-Oriented Parallel Programming Substrate for Deep Multiprocessors." In High Performance Computing and Communications (pp. 223-232). Springer. https://doi.org/10.1007/11557654_28
Wang, T., Antonopoulos, C. D., & Nikolopoulos, D. S. (2005). "smt-SPRINTS: Software Precomputation with Intelligent Streaming for Resource-Constrained SMTs." In Euro-Par 2005 Parallel Processing (pp. 710-719). Springer. https://doi.org/10.1007/11549468_78
Antonopoulos, C. D., Chrisochoides, N., & Nikolopoulos, D. S. (2005). *2-D Parallel Constrained Delaunay Mesh Generation: A Multigrain Approach on Deep Multiprocessors*. In Abstracts of the Workshop on Programming Models for HPCS Ultra-Scale Applications (PMUA), held with the 19th ACM International Conference on Supercomputing (ICS), Cambridge, MA, USA.
Antonopoulos, C. D., Ding, X., Chernikov, A., Blagojevic, F., Nikolopoulos, D. S., & Chrisochoides, N. (2005). "Multigrain Parallel Delaunay Mesh Generation: Challenges and Opportunities for Multithreaded Architectures." *ICS '05*, 367–376. https://doi.org/10.1145/1088149.1088198
McGregor, R. L., Antonopoulos, C. D., & Nikolopoulos, D. S. (2005). "Scheduling Algorithms for Effective Thread Pairing on Hybrid Multiprocessors." IPDPS 2005. https://doi.org/10.1109/IPDPS.2005.390
Lawson, B., Yue, C., Smirni, E., & Nikolopoulos, D. (2005). "Power-aware Resource Allocation via Online Simulation with Multiple-queue Backfilling." In Proceedings of the 7th workshop on preformability Modeling of Computer and Communication systems, held in conjunction with the second Quantitative Evaluation of systems.
Antonopoulos, C. D., Nikolopoulos, D. S., & Papatheodorou, T. S. (2005). "Scheduling Algorithms with Bus Bandwidth Considerations for SMPs." In High-Performance Computing (pp. 313–332). John Wiley & Sons. https://doi.org/10.1002/0471732710.ch16
Wang, T., Blagojevic, F., & Nikolopoulos, D. S. (2004). Runtime Support for Integrating Precomputation and Thread-Level Parallelism. In *LCR '04*, 1–12. https://doi.org/10.1145/1066650.1066667
Mills, R. T., Stathopoulos, A., & Nikolopoulos, D. S. (2004). "Adapting to Memory Pressure from Within Scientific Applications on Multiprogrammed COWs." IPDPS 2004. https://doi.org/10.1109/IPDPS.2004.1303002
Antonopoulos, C. D., Chrisochoides, N., & Nikolopoulos, D. (2004). Exploiting Simultaneous Multithreading for Parallel Mesh Generation: A Multigrain Approach on Deep Multiprocessors. In *13th International Meshing Roundtable (IMR)*.
Nikolopoulos, D. S. (2004). "Dynamic Tiling for Effective Use of Shared Caches on Multithreaded Processors." IJHPCN, 2(1), 22–35. https://doi.org/10.1504/IJHPCN.2004.009265
Antonopoulos, C. D., Nikolopoulos, D. S., & Papatheodorou, T. S. (2003). "Scheduling Algorithms with Bus Bandwidth Considerations for SMPs." ICPP 2003, 547–554. https://doi.org/10.1109/ICPP.2003.1240622
Nikolopoulos, D. S. (2003). "Quantifying contention and balancing memory load on hardware DSM multiprocessors." Journal of Parallel and Distributed Computing, 63(9), 866-886. https://doi.org/10.1016/S0743-7315(03)00105-9
Nikolopoulos, D. S. (2003). "Code and Data Transformations for Improving Shared Cache Performance on SMT Processors." In *High Performance Computing*, 54–69. https://doi.org/10.1007/978-3-540-39707-6_5
Nikolopoulos, D. S., & Polychronopoulos, C. D. (2003). "Adaptive Scheduling Under Memory Constraints on Non-Dedicated Computational Farms." *FGCS*, 19(4), 505–519. https://doi.org/10.1016/S0167-739X(03)00031-1
Nikolopoulos, D. S. (2003). Malleable memory mapping: user-level control of memory bounds for effective program adaptation. In *Proceedings International Parallel and Distributed Processing Symposium (IPDPS 2003)*, 8 pp. https://doi.org/10.1109/IPDPS.2003.1213074
Nikolopoulos, D. S., Artiaga, E., Ayguadé, E., & Labarta, J. (2003). "Scaling Non-Regular Shared-Memory Codes by Reusing Custom Loop Schedules." Scientific Programming, 11(2), 379739. https://doi.org/10.1155/2003/379739
Nikolopoulos, D. S., Ayguadé, E., & Polychronopoulos, C. D. (2002). "Runtime vs. Manual Data Distribution for Architecture-Agnostic Shared-Memory Programming Models." International Journal of Parallel Programming, 30(4), 225-255. https://doi.org/10.1023/A:1019899812171
Nikolopoulos, D. S., Polychronopoulos, C. D., Papatheodorou, T. S., Labarta, J., & Ayguadé, E. (2002). "Scheduler-Activated Dynamic Page Migration for Multiprogrammed DSM Multiprocessors." Journal of Parallel and Distributed Computing, 62(6), 1069-1103. https://doi.org/10.1006/jpdc.2001.1817
Nikolopoulos, D. S., & Polychronopoulos, C. D. (2002). Adaptive Scheduling under Memory Pressure on Multiprogrammed Clusters. In *CCGRID '02*, 22. https://doi.org/10.1109/CCGRID.2002.1017108
Ko, W., Yankelevsky, M., Nikolopoulos, D. S., & Polychronopoulos, C. D. (2002). Effective cross-platform, multilevel parallelism via dynamic adaptive execution. In *Proceedings 16th International Parallel and Distributed Processing Symposium (IPDPS 2002)*, 8 pp. https://doi.org/10.1109/IPDPS.2002.1016495
Nikolopoulos, D. S., & Polychronopoulos, C. D. (2002). Adaptive scheduling under memory pressure on multiprogrammed SMPs. In *Proceedings 16th International Parallel and Distributed Processing Symposium (IPDPS 2002)*, 6 pp. https://doi.org/10.1109/IPDPS.2002.1015481
Nikolopoulos, D. S. (2002). "Quantifying and resolving remote memory access contention on hardware DSM multiprocessors." In Proceedings 16th International Parallel and Distributed Processing Symposium, 10 pp. https://doi.org/10.1109/IPDPS.2002.1015503
Nikolopoulos, D. S., Artiaga, E., Ayguadé, E., & Labarta, J. (2001). "Exploiting Memory Affinity in OpenMP through Schedule Reuse." *SIGARCH Comput. Archit. News*, 29(5), 49–55. https://doi.org/10.1145/563647.563657
Nikolopoulos, D. S., Polychronopoulos, C. D., & Ayguadé, E. (2001). "Scaling Irregular Parallel Codes with Minimal Programming Effort." *SC '01*. https://doi.org/10.1145/582034.582050
Yankelevsky, M., Ko, W., Nikolopoulos, D. S., & Polychronopoulos, C. D. (2001). "Using machine descriptors to select parallelization models and strategies on hierarchical systems." In Poster Session of SC2001: High Performance Networking and Computing (SC'01).
Venetis, I. E., Nikolopoulos, D. S., & Papatheodorou, T. S. (2001). "A Transparent Operating System Infrastructure for Embedding Adaptability to Thread-Based Programming Models." In Euro-Par 2001 Parallel Processing (pp. 514-524). Springer. https://doi.org/10.1007/3-540-44681-8_75
Antonopoulos, C. D., Nikolopoulos, D. S., & Papatheodorou, T. S. (2001). Informing Algorithms for Efficient Scheduling of Synchronizing Threads on Multiprogrammed SMPs. In *ICPP 2001*, 123–130. https://doi.org/10.1109/ICPP.2001.952054
Nikolopoulos, D. S., & Papatheodorou, T. S. (2001). "The Architectural and Operating System Implications on the Performance of Synchronization on ccNUMA Multiprocessors." IJPP, 29(3), 249–282. https://doi.org/10.1023/A:1011168003859
Nikolopoulos, D. S., & Ayguadé, E. (2001). "A Study of Implicit Data Distribution Methods for OpenMP Using the SPEC Benchmarks." In OpenMP Shared Memory Parallel Programming (pp. 115-129). Springer. https://doi.org/10.1007/3-540-44587-0_11
Nikolopoulos, D. S., Ayguadé, E., Papatheodorou, T. S., et al. (2001). "Implicit vs. Explicit Data Distribution." In ICS '01, 23–37. https://doi.org/10.1145/377792.377801
Craig, D., Carroll, S., Breg, F., Nikolopoulos, D. S., & Polychronopoulos, C. (2001). Improving Java Server Performance with Interruptlets. In *Computational Science – ICCS 2001* (V. N. Alexandrov et al., Eds.), pp. 223–232, Springer.
Nikolopoulos, D. S., Papatheodorou, T. S., Polychronopoulos, C. D., Labarta, J., & Ayguade, E. (2000). "Is Data Distribution Necessary in OpenMP?" *SC 2000*. https://doi.org/10.1109/SC.2000.10025
Nikolopoulos, D. S., Papatheodorou, T. S., Polychronopoulos, C. D., Labarta, J., & Ayguadé, E. (2000). "UPMLIB: A Runtime System for Tuning the Memory Performance of OpenMP Programs on Scalable Shared-Memory Multiprocessors." In *Languages, Compilers, and Run-Time Systems for Scalable Computers*, 85–99. https://doi.org/10.1007/3-540-40889-4_7
Nikolopoulos, D. S., Papatheodorou, T. S., Polychronopoulos, C. D., Labarta, J., & Ayguade, E. (2000). "User-Level Dynamic Page Migration for Multiprogrammed Shared-Memory Multiprocessors." ICPP 2000, 95–103. https://doi.org/10.1109/ICPP.2000.876083
Nikolopoulos, D. S., Papatheodorou, T. S., Polychronopoulos, C. D., et al. (2000). "A Transparent Runtime Data Distribution Engine for OpenMP." Scientific Programming, 8(3), Article 417570. https://doi.org/10.1155/2000/417570
Martorell, X., Corbalán, J., Nikolopoulos, D. S., et al. (2000). "A Tool to Schedule Parallel Applications on Multiprocessors: The NANOS CPU Manager." In Job Scheduling Strategies for Parallel Processing, 87–112. https://doi.org/10.1007/3-540-39997-6_7
Antonopoulos, C. D., Venetis, I. E., Nikolopoulos, D. S., & Papatheodorou, T. S. (2000). "Efficient Dynamic Parallelism with OpenMP on Linux SMPs." In PDPTA.
Nikolopoulos, D. S., Papatheodorou, T. S., Polychronopoulos, C. D., Labarta, J., & Ayguadé, E. (2000). "A Case for User-Level Dynamic Page Migration." *ICS 2000*, 119–130. https://doi.org/10.1145/335231.335243
Nikolopoulos, D. S., Papatheodorou, T. S., Polychronopoulos, C. D., Labarta, J., & Ayguadé, E. (2000). "Leveraging Transparent Data Distribution in OpenMP via User-Level Dynamic Page Migration." In High Performance Computing, 415-427. Springer. https://doi.org/10.1007/3-540-39999-2_40
Nikolopoulos, D. S., & Papatheodorou, T. S. (2000). Fast synchronization on scalable cache-coherent multiprocessors using hybrid primitives. In *Proceedings 14th International Parallel and Distributed Processing Symposium (IPDPS 2000)*, 711-719. https://doi.org/10.1109/IPDPS.2000.846056
Polychronopoulos, E. D., Nikolopoulos, D. S., Papatheodorou, T. S., et al. (1999). "An Efficient Kernel-Level Scheduling Methodology for Multiprogrammed Shared Memory Multiprocessors." PDCS '99, 148–155.
Nikolopoulos, D. S., & Papatheodorou, T. S. (1999). "A Quantitative Architectural Evaluation of Synchronization Algorithms on ccNUMA Systems." In ICS '99, 319–328. https://doi.org/10.1145/305138.305209
Nikolopoulos, D. S., & Papatheodorou, T. S. (1999). "System Software Support for Reducing Memory Latency on Distributed Shared Memory Multiprocessors." In Proceedings of the 7th Hellenic conference on informatics, Greece, 61-68.
Ayguadé, E., Calidonna, C. R., Corbalan, J., Giordano, M., Gonzalez, M., Hoppe, H. C., Labarta, J., Furnari, M. M., Martorell, X., Navarro, N., Nikolopoulos, D. S., Oliver, J., Papatheodorou, T. S., & Polychronopoulos, E. D. (1999). "NANOS: Effective integration of fine-grain parallelism exploitation and multiprogramming." Technical Report.
Ayguade, E., Furnari, M., Giordano, M., Hoppe, H.-C., Labarta, J., Martorell, X., Navarro, N., Nikolopoulos, D., Papatheodorou, T., & Polychronopoulos, E. (1999). "Nano-Threads: Programming Model Specification." Deliverable M1. D1, ESPRIT Project NANOS, Technical Report 21907.
Nikolopoulos, D. S., Polychronopoulos, E. D., & Papatheodorou, T. S. (1999). "Fine-Grain and Multiprogramming-Conscious Nanothreading with the Solaris Operating System." In PDPTA, 1797-1803.
Nikolopoulos, D. S., Polychronopoulos, E. D., & Papatheodorou, T. S. (1998). "Enhancing the performance of autoscheduling in Distributed Shared Memory multiprocessors." In Euro-Par'98 Parallel Processing (pp. 491-501). Springer. https://doi.org/10.1007/BFb0057892
Polychronopoulos, E. D., Martorell, X., Nikolopoulos, D. S., Labarta, J., Papatheodorou, T. S., & Navarro, N. (1998). "Kernel-Level Scheduling for the Nano-Threads Programming Model." *ICS '98*, 337–344. https://doi.org/10.1145/277830.277911
Nikolopoulos, D. S., Polychronopoulos, E. D., & Papatheodorou, T. S. (1998). "Efficient Runtime Thread Management for the Nano-Threads Programming Model." In *Parallel and Distributed Processing*, 183–194. https://link.springer.com/chapter/10.1007/3-540-64359-1_688
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