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Large-scale scientific simulations generate massive datasets, posing challenges for storage and I/O. Traditional lossy compression struggles to advance more in balancing compression ratio, data quality, and adaptability to diverse…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-04-21 Wenqi Jia , Zhewen Hu , Youyuan Liu , Boyuan Zhang , Jinzhen Wang , Jinyang Liu , Wei Niu , Stavros Kalafatis , Junzhou Huang , Sian Jin , Daoce Wang , Jiannan Tian , Miao Yin

Large scale simulations of complex systems ranging from climate and astrophysics to crowd dynamics, produce routinely petabytes of data and are projected to reach the zettabytes level in the coming decade. These simulations enable…

Distributed, Parallel, and Cluster Computing · Computer Science 2019-03-20 Panagiotis Hadjidoukas , Fabian Wermelinger

Compressed sensing in MRI enables high subsampling factors while maintaining diagnostic image quality. This technique enables shortened scan durations and/or improved image resolution. Further, compressed sensing can increase the diagnostic…

Image and Video Processing · Electrical Eng. & Systems 2019-03-20 Joseph Y. Cheng , Feiyu Chen , Christopher Sandino , Morteza Mardani , John M. Pauly , Shreyas S. Vasanawala

Error-bounded lossy compression is a critical technique for significantly reducing scientific data volumes. Compared to CPU-based compressors, GPU-based compressors exhibit substantially higher throughputs, fitting better for today's HPC…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-10-02 Jinyang Liu , Jiannan Tian , Shixun Wu , Sheng Di , Boyuan Zhang , Robert Underwood , Yafan Huang , Jiajun Huang , Kai Zhao , Guanpeng Li , Dingwen Tao , Zizhong Chen , Franck Cappello

Error-bounded lossy compression has been widely adopted in many scientific domains because it can address the challenges in storing, transferring, and analyzing unprecedented amounts of scientific data. Although error-bounded lossy…

Databases · Computer Science 2025-07-15 Jinyang Liu , Pu Jiao , Kai Zhao , Xin Liang , Sheng Di , Franck Cappello

Error-bounded lossy compression has been identified as a promising solution for significantly reducing scientific data volumes upon users' requirements on data distortion. For the existing scientific error-bounded lossy compressors, some of…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-09-26 Jinyang Liu , Sheng Di , Kai Zhao , Xin Liang , Sian Jin , Zizhe Jian , Jiajun Huang , Shixun Wu , Zizhong Chen , Franck Cappello

Compressive phase retrieval refers to the problem of recovering a structured $n$-dimensional complex-valued vector from its phase-less under-determined linear measurements. The non-linearity of measurements makes designing…

Information Theory · Computer Science 2020-06-11 Milad Bakhshizadeh , Arian Maleki , Shirin Jalali

Error-bounded lossy compression is becoming more and more important to today's extreme-scale HPC applications because of the ever-increasing volume of data generated because it has been widely used in in-situ visualization, data stream…

Distributed, Parallel, and Cluster Computing · Computer Science 2020-11-24 Baodi Shan , Aabid Shamji , Jiannan Tian , Guanpeng Li , Dingwen Tao

As HPC systems continue to grow to exascale, the amount of data that needs to be saved or transmitted is exploding. To this end, many previous works have studied using error-bounded lossy compressors to reduce the data size and improve the…

Distributed, Parallel, and Cluster Computing · Computer Science 2022-05-16 Chengming Zhang , Sian Jin , Tong Geng , Jiannan Tian , Ang Li , Dingwen Tao

The ever-growing amounts of visual contents captured on a daily basis necessitate the use of lossy compression methods in order to save storage space and transmission bandwidth. While extensive research efforts are devoted to improving…

Image and Video Processing · Electrical Eng. & Systems 2021-03-30 Yuval Bahat , Tomer Michaeli

The growing volume of scientific simulation data presents a significant challenge for storage and transfer. Error-bounded lossy compression has emerged as a critical solution for mitigating these challenges, providing a means to reduce data…

Distributed, Parallel, and Cluster Computing · Computer Science 2026-01-29 Arshan Khan , Rohit Deshmukh , Ben O'Neill

To deploy machine learning models on-device, practitioners use compression algorithms to shrink and speed up models while maintaining their high-quality output. A critical aspect of compression in practice is model comparison, including…

Human-Computer Interaction · Computer Science 2025-01-27 Angie Boggust , Venkatesh Sivaraman , Yannick Assogba , Donghao Ren , Dominik Moritz , Fred Hohman

Compressive sensing has been receiving a great deal of interest from researchers in many areas because of its ability in speeding up data acquisition. This framework allows fast signal acquisition and compression when signals are sparse in…

Information Theory · Computer Science 2020-03-17 Fatima Salahdine , Elias Ghribi , Naima Kaabouch

Our increasingly digital and connected world has led to the generation of unprecedented amounts of data. This data must be efficiently managed, transmitted, and stored to preserve resources and allow scalability. Data compression has…

Information Theory · Computer Science 2025-10-09 Jonas G. Matt , Pengcheng Huang , Balz Maag

We consider lossy compression of an information source when the decoder has lossless access to a correlated one. This setup, also known as the Wyner-Ziv problem, is a special case of distributed source coding. To this day, real-world…

Information Theory · Computer Science 2023-05-09 Ezgi Ozyilkan , Johannes Ballé , Elza Erkip

Learning and Artificial Intelligence (ML/AI) techniques have become increasingly prevalent in high performance computing (HPC). However, these methods depend on vast volumes of floating point data for training and validation which need…

Machine Learning · Computer Science 2024-03-26 Robert Underwood , Jon C. Calhoun , Sheng Di , Franck Cappello

Causality testing, the act of determining cause and effect from measurements, is widely used in physics, climatology, neuroscience, econometrics and other disciplines. As a result, a large number of causality testing methods based on…

Data Analysis, Statistics and Probability · Physics 2018-02-20 Aditi Kathpalia , Nithin Nagaraj

Tabular data is common yet typically incomplete, small in volume, and access-restricted due to privacy concerns. Synthetic data generation offers potential solutions. Many metrics exist for evaluating the quality of synthetic tabular data;…

Machine Learning · Computer Science 2024-04-01 Scott Cheng-Hsin Yang , Baxter Eaves , Michael Schmidt , Ken Swanson , Patrick Shafto

We consider lossless compression based on statistical data modeling followed by prediction-based encoding, where an accurate statistical model for the input data leads to substantial improvements in compression. We propose DZip, a…

Machine Learning · Computer Science 2020-09-21 Mohit Goyal , Kedar Tatwawadi , Shubham Chandak , Idoia Ochoa

Analyzing database access logs is a key part of performance tuning, intrusion detection, benchmark development, and many other database administration tasks. Unfortunately, it is common for production databases to deal with millions or even…

Databases · Computer Science 2018-10-02 Ting Xie , Oliver Kennedy , Varun Chandola