Author

Odysseas Chatzopoulos

Observed name: Chatzopoulos, Odysseas

Institution: National and Kapodistrian University of Athens

Observed institution: National and Kapodistrian University of Athens

ORCID: 0009-0000-9801-4483

Observed ORCID: 0009-0000-9801-4483

OpenAlex ID: A5058376544

Harpocrates: Breaking the Silence of CPU Faults through Hardware-in-the-Loop Program Generation

2024 · Nikos Karystinos, Odysseas Chatzopoulos, et al. · ACM/IEEE International Symposium on Computer Architecture (ISCA) · 28

Veritas – Demystifying Silent Data Corruptions: μArch-Level Modeling and Fleet Data of Modern x86 CPUs

2025 · Odysseas Chatzopoulos, Nikos Karystinos, et al. · Proceedings - International Symposium on High-Performance Computer Architecture/Proceedings · 18

Gem5-MARVEL: Microarchitecture-Level Resilience Analysis of Heterogeneous SoC Architectures

2024 · Odysseas Chatzopoulos, George Papadimitriou, et al. · Proceedings - International Symposium on High-Performance Computer Architecture/Proceedings · 18

Silent Data Corruptions in Computing Systems: Early Predictions and Large-Scale Measurements

2024 · Dimitris Gizopoulos, George Papadimitriou, et al. · Proceedings/Proceedings - European Test Workshop · 14

Estimating the Failures and Silent Errors Rates of CPUs Across ISAs and Microarchitectures

2023 · Dimitris Gizopoulos, George Papadimitriou, et al. · Proceedings/Proceedings - International Test Conference · 11

Accurate Analysis of Silent Data Corruptions in Programmable AI Accelerator Microarchitectures

2025 · Odysseas Chatzopoulos, Maria Trakosa, et al. · IEEE International Symposium on On-Line Testing and Robust System Design (IOLTS) · 5

Phoebe: Measuring the Unmeasurable—Demystifying Silent Data Corruptions in AI Accelerators Through Microarchitectural Modeling

2025 · Odysseas Chatzopoulos, Maria Trakosa, et al. · IEEE Micro · 4

Energy Efficiency of Out-of-Order CPUs: Comparative Study and Microarchitectural Hotspot Characterization of RISC-V Designs

2023 · Odysseas Chatzopoulos, George Papadimitriou, et al. · IEEE International Symposium on Workload Characterization · 4

From Gates to SDCs: Understanding Fault Propagation Through the Compute Stack

2025 · Odysseas Chatzopoulos, George Papadimitriou, et al. · 3

Harpocrates++: Automated Functional Program Generation Against CPU Faults and Silent Data Corruptions

2025 · Nikos Karystinos, George-Marios Fragkoulis, et al. · IEEE Micro · 2

Sisyphus: Cross-Layer Efficiency Across NVM Technologies in Compute-in-Memory Architectures

2025 · Ali Nezhadi, Odysseas Chatzopoulos, et al. · Proceedings/Proceedings - International Test Conference · 2

NAVIgator: Exploring the Voltage Limits of AMD NAVI GPUs for Energy Efficient Computing

2025 · Maria Trakosa, Odysseas Chatzopoulos, et al. · IEEE International Symposium on On-Line Testing and Robust System Design (IOLTS) · 2

Special Session: Security and RAS in the Computing Continuum

2024 · Martí Alonso, David Andreu, et al. · IEEE International Symposium on Defect and Fault Tolerance in VLSI and Nanotechnology Systems (DFT) · 2

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SimPoint-Based Microarchitectural Hotspot & Energy-Efficiency Analysis of RISC-V OoO CPUs

2024 · Odysseas Chatzopoulos, Maria Trakosa, et al. · IEEE International Symposium on Performance Analysis of Systems and Software (ISPASS) · 2

Harpocrates-in-Action: Using Simulation-Based Functional Test Programs to Catch Marginal Defects in CPUs

2026 · Nikos Karystinos, Odysseas Chatzopoulos, et al. · 1

Towards Accurate Performance Modeling of RISC-V Designs

2021 · Chatzopoulos, Odysseas, Fragkoulis, George-Marios, et al. · arXiv (Cornell University) · 1

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Forging Robust Building Blocks for Next-Gen RISC-V Chips: Virtual Repository and IP Card

2026 · Cătălin Bogdan Ciobanu, Francesco Conti, et al. · Euromicro Conference on Digital System Design (DSD)

Trust, but Verify: Reliable Compute-in-Memory via Double-Reference Sensing and Selective Recompute

2026 · Ali Nezhadi, Odysseas Chatzopoulos, et al. · IEEE International Symposium on On-Line Testing and Robust System Design (IOLTS)

Evaluating Runtime Protection Opportunities in AI Inference through Microarchitectural Fault Injection

2026 · Maria Trakosa, Odysseas Chatzopoulos, et al. · IEEE International Symposium on On-Line Testing and Robust System Design (IOLTS)

NAVIgator Under Fire: Characterizing Voltage Limits and Soft Error Resilience of AMD NAVI GPUs

2026 · Maria Trakosa, Odysseas Chatzopoulos, et al. · IEEE Transactions on Device and Materials Reliability

Works count: 24

Citation count: 121

H-index: 5

I10-index: 5