Research output

Publications

Peer-reviewed contributions by TCAL members across computer architecture and design, reliability, energy efficiency, hardware security, and digital systems.

TCAL publishes at leading international computer architecture and design venues, including MICRO ISCA HPCA DAC DATE

2025

[DATE]  From Gates to SDCs: Understanding Fault Propagation Through the Compute Stack       
O. Chatzopoulos, G. Papadimitriou, D. Gizopoulos, H. Dixit, and S. Sankar
Design, Automation, and Test in Europe (DATE 2025), Lyon, France, March 2025

[HPCA]  Veritas: Demystifying Silent Data Corruptions: μArch-Level Modeling and Fleet Data of Modern x86 CPUs       
O. Chatzopoulos, N. Karystinos, G. Papadimitriou, D. Gizopoulos, H. D. Dixit, and S. Sankar
IEEE International Symposium on High-Performance Computer Architecture (HPCA 2025), Las Vegas, NV, USA, March 2025
  [HiPEAC Paper Award]

[IISWC]  Benchmarking Support for RISC-V CPUs in Serverless Computing   
Georgios Pournaras, Vasileios Karakostas, George Papadimitriou, and Dimitris Gizopoulos
2025 IEEE International Symposium on Workload Characterization (IISWC 2025), Irvine, CA, USA, October 2025, pp. 520-523

[ISVLSI]  Efficient modulo 2n-4 arithmetic units   
Dimitris Bakalis and Haridimos T. Vergos
2025 IEEE Computer Society Annual Symposium on VLSI (ISVLSI 2025), Kalamata, Greece, July 2025, pp. 1-5

[IOLTS]  Evaluating ECC for Cache Reliability Under Multi-Bit Upsets: A Design Space Exploration   
Foteini Kotsimpou, George Papadimitriou, and Dimitris Gizopoulos
31st IEEE International Symposium on On-Line Testing and Robust System Design (IOLTS 2025), Ischia, Italy, July 2025, pp. 1-8

[IOLTS]  NAVIgator: Exploring the Voltage Limits of AMD NAVI GPUs for Energy Efficient Computing   
Maria Trakosa, Odysseas Chatzopoulos, George Papadimitriou, and Dimitris Gizopoulos
31st IEEE International Symposium on On-Line Testing and Robust System Design (IOLTS 2025), Ischia, Italy, July 2025, pp. 1-8

[CSR]  PCIe Monitoring for Secure Code Execution in Heterogeneous System Architectures   
Iasonas Georgakas, Eva Papadogiannaki, Konstantinos Georgopoulos, and Sotiris Ioannidis
2025 IEEE International Conference on Cyber Security and Resilience (CSR 2025), Chania, Crete, Greece, August 2025, pp. 159-165

[ARCS]  Reduction of Average-Performance Degradation and Variance in Faulty CPU Cache Memories   
Michail Mavropoulos, Georgios Keramidas, and Dimitris Nikolos
38th International Conference on Architecture of Computing Systems (ARCS 2025), Kiel, Germany, April 2025, pp. 362-376

[ITC]  Sisyphus: Cross-Layer Efficiency Across NVM Technologies in Compute-in-Memory Architectures   
Ali Nezhadi, Odysseas Chatzopoulos, Mahta Mayahinia, George Papadimitriou, Mehdi Tahoori, and Dimitris Gizopoulos
2025 IEEE International Test Conference (ITC 2025), San Diego, CA, USA, September 2025, pp. 213-222


2024

[DFT]  Security and RAS in the Computing Continuum       
M. Alonso, D. Andreu, R. Canal, S. Di Carlo, O. Chatzopoulos, C. Chenet, J. Costa, A. Girones, D. Gizopoulos, G. Papadimitriou, E. Morancho, B. Otero, and A. Savino
IEEE International Symposium on Defect and Fault Tolerance in VLSI and Nanotechnology Systems (DFT 2024), Oxfordshire, UK, October, 2024

[CARRV]  Advancing Cloud Computing Capabilities on gem5 by Implementing the RISC-V Hypervisor Extension       
G. Fragkoulis, N. Karystinos, G. Papadimitriou, and D. Gizopoulos
Appeared in 8th Workshop on Computer Architecture Research with RISC-V -- in conjunction with the IEEE/ACM International Symposium on Microarchitecture (MICRO), Austin, Texas, USA, November 2024

[CLUSTER]  GPU Reliability Assessment: Insights Across the Abstraction Layers       
L. Yang, G. Papadimitriou, D. Sartzetakis, A. Jog, E. Smirni, and D. Gizopoulos
Proceedings of the 25th IEEE International Conference on Cluster Computing, Kobe, Japan, September 2024
  [Best paper nominee]

[IOLTS]  Silent Data Corruptions in Computing: Understand and Quantify       
T. Macieira, S. Gurumurthy, S. Gurumurthi, A. Haggag, G. Papadimitriou, and D. Gizopoulos
Proceedings of the 30th IEEE Symposium on On-Line Testing and Robust System Design, Rennes, Brittany, France, July 2024

[ISCA]  Harpocrates: Breaking the Silence of CPU Faults through Hardware-in-the-Loop Program Generation       
N. Karystinos, O. Chatzopoulos, G. Fragkoulis, G. Papadimitriou, D. Gizopoulos, and S. Gurumurthi
Proceedings of the 51st ACM/IEEE International Symposium on Computer Architecture, Buenos Aires, Argentina, June 2024
  [HiPEAC Paper Award]

[DAC]  Neuromorphic Architectures based on Augmented Silicon Photonics Platforms       
M. Hejda, F. Marchesin, G. Papadimitriou, D. Gizopoulos, B. Charbonnier, P. Bienstman, T. Van Vaerenbergh, and F. Pavanello
Proceedings of the 61st ACM/EDAC/IEEE Design Automation Conference, San Francisco, CA, USA, June 2024
  [HiPEAC Paper Award]