Timothy Tsai

Publication Activity (10 Years)

Years Active: 2017-2023
Publications (10 Years): 32

Top Topics

Autonomous Vehicles

Fault Injection

Evaluation Framework

Top Venues

Publications

Bo Fang, Xinyi Li, Harvey Dam, Cheng Tan, Siva Kumar Sastry Hari, Timothy Tsai, Ignacio Laguna, Dingwen Tao, Ganesh Gopalakrishnan, Prashant Nair, Kevin J. Barker, Ang Li
MPGemmFI: A Fault Injection Technique for Mixed Precision GEMM in ML Applications. CoRR (2023)
Saurabh Jha, Shengkun Cui, Timothy Tsai, Siva Kumar Sastry Hari, Michael B. Sullivan, Zbigniew T. Kalbarczyk, Stephen W. Keckler, Ravishankar K. Iyer
Exploiting Temporal Data Diversity for Detecting Safety-critical Faults in AV Compute Systems. DSN (2022)
Yu-Shun Hsiao, Siva Kumar Sastry Hari, Michal Filipiuk, Timothy Tsai, Michael B. Sullivan, Vijay Janapa Reddi, Vasu Singh, Stephen W. Keckler
Zhuyi: perception processing rate estimation for safety in autonomous vehicles. DAC (2022)
Bo Fang, Siva Kumar Sastry Hari, Timothy Tsai, Xinyi Li, Ganesh Gopalakrishnan, Ignacio Laguna, Kevin J. Barker, Ang Li
Towards Precision-Aware Fault Tolerance Approaches for Mixed-Precision Applications. FTXS@SC (2022)
Siva Kumar Sastry Hari, Michael B. Sullivan, Timothy Tsai, Stephen W. Keckler
Making Convolutions Resilient Via Algorithm-Based Error Detection Techniques. IEEE Trans. Dependable Secur. Comput. 19 (4) (2022)
Michael B. Sullivan, Nirmal R. Saxena, Mike O'Connor, Donghyuk Lee, Paul Racunas, Saurabh Hukerikar, Timothy Tsai, Siva Kumar Sastry Hari, Stephen W. Keckler
Characterizing and Mitigating Soft Errors in GPU DRAM. IEEE Micro 42 (4) (2022)
Yu-Shun Hsiao, Siva Kumar Sastry Hari, Michal Filipiuk, Timothy Tsai, Michael B. Sullivan, Vijay Janapa Reddi, Vasu Singh, Stephen W. Keckler
Zhuyi: Perception Processing Rate Estimation for Safety in Autonomous Vehicles. CoRR (2022)
Abdulrahman Mahmoud, Siva Kumar Sastry Hari, Christopher W. Fletcher, Sarita V. Adve, Charbel Sakr, Naresh R. Shanbhag, Pavlo Molchanov, Michael B. Sullivan, Timothy Tsai, Stephen W. Keckler
Optimizing Selective Protection for CNN Resilience. ISSRE (2021)
Hengyu Zhao, Siva Kumar Sastry Hari, Timothy Tsai, Michael B. Sullivan, Stephen W. Keckler, Jishen Zhao
Suraksha: A Framework to Analyze the Safety Implications of Perception Design Choices in AVs. ISSRE (2021)
Vasu Singh, Siva Kumar Sastry Hari, Timothy Tsai, Mandar Pitale
Simulation Driven Design and Test for Safety of AI Based Autonomous Vehicles. CVPR Workshops (2021)
Zahra Ghodsi, Siva Kumar Sastry Hari, Iuri Frosio, Timothy Tsai, Alejandro Troccoli, Stephen W. Keckler, Siddharth Garg, Anima Anandkumar
Generating and Characterizing Scenarios for Safety Testing of Autonomous Vehicles. CoRR (2021)
Zahra Ghodsi, Siva Kumar Sastry Hari, Iuri Frosio, Timothy Tsai, Alejandro Troccoli, Stephen W. Keckler, Siddharth Garg, Anima Anandkumar
Generating and Characterizing Scenarios for Safety Testing of Autonomous Vehicles. IV (2021)
Hengyu Zhao, Siva Kumar Sastry Hari, Timothy Tsai, Michael B. Sullivan, Stephen W. Keckler, Jishen Zhao
Suraksha: A Quantitative AV Safety Evaluation Framework to Analyze Safety Implications of Perception Design Choices. DSN Workshops (2021)
Timothy Tsai, Siva Kumar Sastry Hari, Michael B. Sullivan, Oreste Villa, Stephen W. Keckler
NVBitFI: Dynamic Fault Injection for GPUs. DSN (2021)
Michael B. Sullivan, Nirmal R. Saxena, Mike O'Connor, Donghyuk Lee, Paul Racunas, Saurabh Hukerikar, Timothy Tsai, Siva Kumar Sastry Hari, Stephen W. Keckler
Characterizing and Mitigating Soft Errors in GPU DRAM. MICRO (2021)
Abdul Rehman Anwer, Guanpeng Li, Karthik Pattabiraman, Michael B. Sullivan, Timothy Tsai, Siva Kumar Sastry Hari
GPU-trident: efficient modeling of error propagation in GPU programs. SC (2020)
Abdulrahman Mahmoud, Siva Kumar Sastry Hari, Christopher W. Fletcher, Sarita V. Adve, Charbel Sakr, Naresh R. Shanbhag, Pavlo Molchanov, Michael B. Sullivan, Timothy Tsai, Stephen W. Keckler
HarDNN: Feature Map Vulnerability Evaluation in CNNs. CoRR (2020)
Guanpeng Li, Yiran Li, Saurabh Jha, Timothy Tsai, Michael B. Sullivan, Siva Kumar Sastry Hari, Zbigniew Kalbarczyk, Ravishankar K. Iyer
AV-FUZZER: Finding Safety Violations in Autonomous Driving Systems. ISSRE (2020)
Siva Kumar Sastry Hari, Paolo Rech, Timothy Tsai, Mark Stephenson, Arslan Zulfiqar, Michael B. Sullivan, Philip P. Shirvani, Paul Racunas, Joel S. Emer, Stephen W. Keckler
Estimating Silent Data Corruption Rates Using a Two-Level Model. CoRR (2020)
Siva Kumar Sastry Hari, Michael B. Sullivan, Timothy Tsai, Stephen W. Keckler
Making Convolutions Resilient via Algorithm-Based Error Detection Techniques. CoRR (2020)
Saurabh Jha, Shengkun Cui, Subho S. Banerjee, James Cyriac, Timothy Tsai, Zbigniew Kalbarczyk, Ravishankar K. Iyer
ML-Driven Malware that Targets AV Safety. DSN (2020)
Saurabh Jha, Shengkun Cui, Subho S. Banerjee, Timothy Tsai, Zbigniew Kalbarczyk, Ravishankar K. Iyer
ML-driven Malware that Targets AV Safety. CoRR (2020)
Kyushick Lee, Michael B. Sullivan, Siva Kumar Sastry Hari, Timothy Tsai, Stephen W. Keckler, Mattan Erez
GPU snapshot: checkpoint offloading for GPU-dense systems. ICS (2019)
Saurabh Jha, Subho S. Banerjee, Timothy Tsai, Siva Kumar Sastry Hari, Michael B. Sullivan, Zbigniew T. Kalbarczyk, Stephen W. Keckler, Ravishankar K. Iyer
ML-Based Fault Injection for Autonomous Vehicles: A Case for Bayesian Fault Injection. DSN (2019)
Saurabh Jha, Timothy Tsai, Siva Kumar Sastry Hari, Michael B. Sullivan, Zbigniew Kalbarczyk, Stephen W. Keckler, Ravishankar K. Iyer
Kayotee: A Fault Injection-based System to Assess the Safety and Reliability of Autonomous Vehicles to Faults and Errors. CoRR (2019)
Saurabh Jha, Subho S. Banerjee, Timothy Tsai, Siva Kumar Sastry Hari, Michael B. Sullivan, Zbigniew T. Kalbarczyk, Stephen W. Keckler, Ravishankar K. Iyer
ML-based Fault Injection for Autonomous Vehicles: A Case for Bayesian Fault Injection. CoRR (2019)
Kyushick Lee, Michael B. Sullivan, Siva Kumar Sastry Hari, Timothy Tsai, Stephen W. Keckler, Mattan Erez
On the Trend of Resilience for GPU-Dense Systems. DSN (Supplements) (2019)
Abdulrahman Mahmoud, Siva Kumar Sastry Hari, Michael B. Sullivan, Timothy Tsai, Stephen W. Keckler
Optimizing software-directed instruction replication for GPU error detection. SC (2018)
Michael B. Sullivan, Siva Kumar Sastry Hari, Brian Zimmer, Timothy Tsai, Stephen W. Keckler
SwapCodes: Error Codes for Hardware-Software Cooperative GPU Pipeline Error Detection. MICRO (2018)
Guanpeng Li, Karthik Pattabiraman, Siva Kumar Sastry Hari, Michael B. Sullivan, Timothy Tsai
Modeling Soft-Error Propagation in Programs. DSN (2018)
Guanpeng Li, Siva Kumar Sastry Hari, Michael B. Sullivan, Timothy Tsai, Karthik Pattabiraman, Joel S. Emer, Stephen W. Keckler
Understanding error propagation in deep learning neural network (DNN) accelerators and applications. SC (2017)
Siva Kumar Sastry Hari, Timothy Tsai, Mark Stephenson, Stephen W. Keckler, Joel S. Emer
SASSIFI: An architecture-level fault injection tool for GPU application resilience evaluation. ISPASS (2017)