ISI Directory

John Paul Walters

Publications

2025
FedPaI: Achieving Extreme Sparsity in Federated Learning via Pruning at Initialization
Haonan Wang, Zeli Liu, Kajimusugura Hoshino, Tuo Zhang, John Paul Walters, Stephen Crago
arXiv preprint arXiv:2504.00308,  2025
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2024
Timely Wildfire Perimeter Mapping for Unmanned Aerial Platforms
Andrew Rittenbach, Connor Imes, John Paul Walters
Applied Industrial Spectroscopy, FD1. 7,  2024
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Evaluating Deep Learning Recommendation Model Training Scalability with the Dynamic Opera Network
Connor Imes, Andrew Rittenbach, Peng Xie, Dong In D Kang, John Paul Walters, Stephen P Crago
Proceedings of the 4th Workshop on Machine Learning and Systems, 169-175,  2024
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MoQ: Mixture-of-format Activation Quantization for Communication-efficient AI Inference System
Haonan Wang, Zeli Liu, Chao Fang, John Paul Walters, Stephen P Crago
NeurIPS 2024 Workshop Machine Learning with new Compute Paradigms,  2024
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2023
Distributed edge machine learning pipeline scheduling with reverse auctions
Connor Imes, David W King, John Paul Walters
2023 Eighth International Conference on Fog and Mobile Edge Computing (FMEC …,  2023
Quantpipe: Applying adaptive post-training quantization for distributed transformer pipelines in dynamic edge environments
Haonan Wang, Connor Imes, Souvik Kundu, Peter A Beerel, Stephen P Crago, John Paul Walters
ICASSP 2023-2023 IEEE International Conference on Acoustics, Speech and …,  2023
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2022
Pipeedge: Pipeline parallelism for large-scale model inference on heterogeneous edge devices
Yang Hu, Connor Imes, Xuanang Zhao, Souvik Kundu, Peter A Beerel, Stephen P Crago, John Paul Walters
2022 25th Euromicro Conference on Digital System Design (DSD), 298-307,  2022
2021
Pipeline parallelism for inference on heterogeneous edge computing
Yang Hu, Connor Imes, Xuanang Zhao, Souvik Kundu, Peter A Beerel, Stephen P Crago, John Paul N Walters
arXiv preprint arXiv:2110.14895,  2021
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Distributed and Heterogeneous SAR Backprojection with Halide
Connor Imes, Tzu-Mao Li, Mark Glines, Rishi Khan, John Paul Walters
2021 IEEE High Performance Extreme Computing Conference (HPEC), 1-9,  2021
Demonstration of a fully neural network based synthetic aperture radar processing pipeline for image formation and analysis
Andrew Rittenbach, John Paul Walters
Sensors, Systems, and Next-Generation Satellites XXV 11858, 98-109,  2021
2020
A case study and characterization of a many-socket, multi-tier numa hpc platform
Connor Imes, Steven Hofmeyr, Dong In D Kang, John Paul Walters
2020 IEEE/ACM 6th Workshop on the LLVM Compiler Infrastructure in HPC (LLVM …,  2020
Compiler abstractions and runtime for extreme-scale sar and cfd workloads
Connor Imes, Alexei Colin, Naifeng Zhang, Ajitesh Srivastava, Viktor Prasanna, John Paul Walters
2020 IEEE/ACM Fifth International Workshop on Extreme Scale Programming …,  2020
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RDANet: a deep learning based approach for synthetic aperture radar image formation
Andrew Rittenbach, John Paul Walters
arXiv preprint arXiv:2001.08202,  2020
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Scalable parallel file write from a large numa system
Dong In D Kang, John Paul Walters, Stephen P Crago
HPEC,  2020
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2019
Increased Fault-Tolerance and Real-Time Performance Resiliency for Stream Processing Workloads through Redundancy
Geoffrey Phi Tran, John Paul Walters, Stephen Crago
2019 IEEE International Conference on Services Computing (SCC), 51-55,  2019
Computational requirements for real-time ptychographic image reconstruction
Kaushik Datta, Andrew Rittenbach, Dong-In Kang, John Paul Walters, Stephen P Crago, John Damoulakis
Applied Optics 58 (7), B19-B27,  2019
2018
Pacer: Automated Feedback-Based Vertical Elasticity for Heterogeneous Soft Real-Time Workloads
Yu-An Chen, Geoffrey Phi C Tran, Andrew J Rittenbach, John Paul Walters, Stephen Crago
2018 IEEE/ACM 11th International Conference on Utility and Cloud Computing …,  2018
Reducing tail latencies while improving resiliency to timing errors for stream processing workloads
Geoffrey Phi Tran, John Paul Walters, Stephen Crago
2018 IEEE/ACM 11th International Conference on Utility and Cloud Computing …,  2018
2017
Dynamically Improving Resiliency to Timing Errors for Stream Processing Workloads
Geoffrey Phi C Tran, John Paul Walters, Stephen P Crago
2017 18th International Conference on Parallel and Distributed Computing …,  2017
Load balancing for minimizing deadline misses and total runtime for connected car systems in fog computing
Yu-An Chen, John Paul Walters, Stephen P Crago
2017 IEEE International Symposium on Parallel and Distributed Processing …,  2017
A comparison of system performance on a private openstack cloud and amazon ec2
Mikyung Kang, Dong-In Kang, John Paul Walters, Stephen P Crago
2017 IEEE 10th International Conference on Cloud Computing (CLOUD), 310-317,  2017
2016
Hypervisor performance analysis for real-time workloads
Geoffrey Phi C Tran, Yu-An Chen, Dong-In Kang, John Paul Walters, Stephen P Crago
2016 IEEE High Performance Extreme Computing Conference (HPEC), 1-7,  2016
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Automated demand-based vertical elasticity for heterogeneous real-time workloads
Geoffrey Phi C Tran, Yu-An Chen, Dong-In Kang, John Paul Walters, Stephen P Crago
2016 IEEE 9th International Conference on Cloud Computing (CLOUD), 831-834,  2016
2015
Supporting high performance molecular dynamics in virtualized clusters using IOMMU, SR-IOV, and GPUDirect
Andrew J Younge, John Paul Walters, Stephen P Crago, Geoffrey C Fox
ACM SIGPLAN Notices 50 (7), 31-38,  2015
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Heterogeneous cloud computing: The way forward
Stephen P Crago, John Paul Walters
Computer 48 (01), 59-61,  2015
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2014
GPU passthrough performance: A comparison of KVM, Xen, VMWare ESXi, and LXC for CUDA and OpenCL applications
John Paul Walters, Andrew J Younge, Dong In Kang, Ke Thia Yao, Mikyung Kang, Stephen P Crago, Geoffrey C Fox
2014 IEEE 7th international conference on cloud computing, 636-643,  2014
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Bridging the virtualization performance gap for HPC using SR-IOV for InfiniBand
Malek Musleh, Vijay Pai, John Paul Walters, Andrew Younge, Stephen Crago
2014 IEEE 7th International Conference on Cloud Computing, 627-635,  2014
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Evaluating GPU passthrough in Xen for high performance cloud computing
Andrew J Younge, John Paul Walters, Stephen Crago, Geoffrey C Fox
2014 IEEE international parallel & distributed processing symposium …,  2014
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2013
A practical characterization of a NASA SpaceCube application through fault emulation and laser testing
John Paul Walters, Kenneth M Zick, Matthew French
2013 43rd Annual IEEE/IFIP International Conference on Dependable Systems …,  2013
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Enabling high performance computing in cloud infrastructure using virtualized GPUs
Andrew J Younge, John Paul Walters, Steve Crago, Geoffrey C Fox
2013
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2012
Integrating high performance file systems in a cloud computing environment
Abhisek Pan, John Paul Walters, Vijay S Pai, Dong-In D Kang, Stephen P Crago
2012 SC Companion: High Performance Computing, Networking Storage and …,  2012
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Silent data corruption and embedded processing with nasa's spacecube
Kenneth M Zick, Chien-Chih Yu, John Paul Walters, Matthew French
IEEE Embedded Systems Letters 4 (2), 33-36,  2012
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Applying radiation hardening by software to fast lossless compression prediction on FPGAs
Andrew G Schmidt, John Paul Walters, Kenneth M Zick, Matthew French, Didier Keymeulen, Nazeeh Aranki, Matthew Klimesh, Aaron Kiely
2012 IEEE Aerospace Conference, 1-10,  2012
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2011
Initial Fault Tolerance and Autonomy Results for Autonomous On-board Processing of Hyperspectral Imaging
M French, J Walters, K Zick
AGU Fall Meeting Abstracts 2011, IN42A-03,  2011
Heterogeneous cloud computing
Steve Crago, Kyle Dunn, Patrick Eads, Lorin Hochstein, Dong-In Kang, Mikyung Kang, Devendra Modium, Karandeep Singh, Jinwoo Suh, John Paul Walters
2011 IEEE International Conference on Cluster Computing, 378-385,  2011
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Programming models and development software for a space-based many-core processor
Stephen P Crago, Dong-In Kang, Mikyung Kang, Robert Kost, Karandeep Singh, Joseph Suh, John Paul Walters
2011 IEEE Fourth International Conference on Space Mission Challenges for …,  2011
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The PowerPC 405 memory sentinel and injection system
Mark Bucciero, John Paul Walters, Roger Moussalli, Shanyuan Gao, Matthew French
2011 IEEE 19th Annual International Symposium on Field-Programmable Custom …,  2011
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Software-based fault tolerance for the Maestro many-core processor
John Paul Walters, Robert Kost, Karandeep Singh, Jinwoo Suh, Stephen P Crago
2011 Aerospace Conference, 1-12,  2011
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Software fault tolerance methodology and testing for the embedded PowerPC
Mark Bucciero, John Paul Walters, Matthew French
2011 Aerospace Conference, 1-9,  2011
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Fftw and complex ambiguity function performance on the maestro processor
Karandeep Singh, John Paul Walters, Joel Hestness, Jinwoo Suh, Craig M Rogers, Stephen P Crago
2011 Aerospace Conference, 1-8,  2011
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Autonomous on-board processing for sensor systems: Initial fault tolerance and autonomy results
Matthew French, John Paul Walters, Kenneth Zick
Earth Science Technology Forum,  2011
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2010
Database Searching with Profile-Hidden Markov Models on Reconfigurable and Many-Core Architectures
John Paul Walters, Vipin Chaudhary, Bertil Schmidt
Bioinformatics: high performance parallel computer architectures 2, 203,  2010
Computation Checkpointing and Migration
Vipin Chaudhary, John Paul N Walters, Hai Jiang
Nova Science Publishers, Inc.,  2010
Applying graphics processor units to Monte Carlo dose calculation in radiation therapy
M Bakhtiari, H Malhotra, MD Jones, V Chaudhary, JP Walters, D Nazareth
Journal of Medical Physics 35 (2), 120-122,  2010
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2009
A fault-tolerant strategy for virtualized HPC clusters
John Paul Walters, Vipin Chaudhary
The Journal of Supercomputing 50, 209-239,  2009
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Improving MPI-HMMER's scalability with parallel I/O
John Paul Walters, Rohan Darole, Vipin Chaudhary
Parallel & Distributed Processing. IPDPS 2009. IEEE International …,  2009
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Evaluating the use of GPUs in liver image segmentation and HMMER database searches
John Paul Walters, Vidyananth Balu, Suryaprakash Kompalli, Vipin Chaudhary
2009 Ieee International Symposium on Parallel & Distributed Processing, 1-12,  2009
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2008
Replication-based fault tolerance for MPI applications
John Paul Walters, Vipin Chaudhary
IEEE Transactions on Parallel and Distributed Systems 20 (7), 997-1010,  2008
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A comparison of virtualization technologies for HPC
John Paul Walters, Vipin Chaudhary, Minsuk Cha, Salvatore Guercio, Steve Gallo
22nd International Conference on Advanced Information Networking and …,  2008
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Accelerating molecular dynamics simulations with gpus
John Paul Walters, Vidyananth Balu, Vipin Chaudhary, David Kofke, Andrew Schultz
ISCA PDCCS, 44-49,  2008
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Optimized Cluster‐Enabled HMMER Searches
John Paul Walters, Joseph Landman, Vipin Chaudhary
Grid computing for bioinformatics and computational biology, 51-70,  2008
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Enabling interactive jobs in virtualized data centers
John Paul Walters, Bhagyashree Bantwal, Vipin Chaudhary
Cloud Computing and Its Applications,  2008
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Evaluating the use of GPUs in liver image segmentation and HMMR database searches
Vipin Chaudhary, Suryaprakash Kompalli, John Paul Walters, Vidyananth Balu
2008
Improving MPI-HMMER's Scalability with Parallel I/O
Vipin Chaudhary, John Paul Walters, Rohan Darole
2008
2007
MPI-HMMER-Boost: Distributed fpga acceleration
John Paul Walters, Xiandong Meng, Vipin Chaudhary, Tim Oliver, Leow Yuan Yeow, Bertil Schmidt, Darran Nathan, Joseph Landman
The Journal of VLSI Signal Processing 48 (3), 223-238,  2007
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Failure Prediction and Scalable Checkpointing for Reliable Large-Scale Grid Computing
Brent Rood, John Paul Walters, Vipin Chaudhary, Michael J Lewis
IEEE HPDC’07,  2007
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Wireless sensor network security: A survey
John Paul Walters, Zhengqiang Liang, Weisong Shi, Vipin Chaudhary
Security in distributed, grid, mobile, and pervasive computing, 367,  2007
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Fault-tolerant techniques for high performance computing and a bioinformatics application
John Paul N Walters
ProQuest,  2007
A scalable asynchronous replication-based strategy for fault tolerant MPI applications
John Walters, Vipin Chaudhary
High Performance Computing, HiPC 2007, 257-268,  2007
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A comprehensive user-level checkpointing strategy for MPI applications
J Walters, Vipin Chaudhary
Technical report, TR 2007-1,  2007
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2006
An adaptive heterogeneous software DSM
John Paul Walters, Hai Jiang, Vipin Chaudhary
2006 International Conference on Parallel Processing Workshops (ICPPW'06), 8 …,  2006
Accelerating HMMer searches on Opteron processors with minimally invasive recoding
Joseph Landman, Joydeep Ray, John Paul Walters
20th International Conference on Advanced Information Networking and …,  2006
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Accelerating the HMMER sequence analysis suite using conventional processors
John Paul Walters, Bashar Qudah, Vipin Chaudhary
20th International Conference on Advanced Information Networking and …,  2006
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Data Conversion for Heterogeneous Migration/Checkpointing
Hai Jiang, Vipin Chaudhary, John Paul Walters
High-performance computing: paradigm and infrastructure 44, 241,  2006
Application-level checkpointing techniques for parallel programs
John Walters, Vipin Chaudhary
Distributed Computing and Internet Technology, 221-234,  2006
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2003
Data conversion for process/thread migration and checkpointing
Hai Jiang, Vipin Chaudhary, John Paul Walters
2003 International Conference on Parallel Processing. Proceedings …,  2003
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