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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

Rapidly increasing data sizes in scientific computing are the driving force behind the need for lossy compression. The main drawback of lossy data compression is the introduction of error. This paper explains why many error-bounded…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-07-23 Alex Fallin , Martin Burtscher

Today's scientific simulations, for example in the high-performance exascale sector, produce huge amounts of data. Due to limited I/O bandwidth and available storage space, there is the necessity to reduce scientific data of high…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-07-25 N. Böing , J. Holke , C. Hergl , L. Spataro , G. Gassner , A. Basermann

Today's scientific simulations require significant data volume reduction because of the enormous amounts of data produced and the limited I/O bandwidth and storage space. Error-bounded lossy compression has been considered one of the most…

Distributed, Parallel, and Cluster Computing · Computer Science 2023-12-07 Daoce Wang , Jesus Pulido , Pascal Grosset , Sian Jin , Jiannan Tian , Kai Zhao , James Ahrens , Dingwen Tao

The increasing volume and velocity of science data necessitate the frequent movement of enormous data volumes as part of routine research activities. As a result, limited wide-area bandwidth often leads to bottlenecks in research progress.…

Distributed, Parallel, and Cluster Computing · Computer Science 2023-07-12 Yuanjian Liu , Sheng Di , Kyle Chard , Ian Foster , Franck Cappello

Particle-based simulations and point-cloud applications generate massive, irregular datasets that challenge storage, I/O, and real-time analytics. Traditional compression techniques struggle with irregular particle distributions and GPU…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-08-15 Ruoyu Li , Yafan Huang , Longtao Zhang , Zhuoxun Yang , Sheng Di , Jiajun Huang , Jinyang Liu , Jiannan Tian , Xin Liang , Guanpeng Li , Hanqi Guo , Franck Cappello , Kai Zhao

Efficient error-controlled lossy compressors are becoming critical to the success of today's large-scale scientific applications because of the ever-increasing volume of data produced by the applications. In the past decade, many lossless…

Distributed, Parallel, and Cluster Computing · Computer Science 2021-11-04 Kai Zhao , Sheng Di , Xin Liang , Sihuan Li , Dingwen Tao , Julie Bessac , Zizhong Chen , Franck Cappello

With the promise of federated learning (FL) to allow for geographically-distributed and highly personalized services, the efficient exchange of model updates between clients and servers becomes crucial. FL, though decentralized, often faces…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-04-25 Grant Wilkins , Sheng Di , Jon C. Calhoun , Zilinghan Li , Kibaek Kim , Robert Underwood , Richard Mortier , Franck Cappello

Modern HPC applications produce increasingly large amounts of data, which limits the performance of current extreme-scale systems. Data reduction techniques, such as lossy compression, help to mitigate this issue by decreasing the size of…

Distributed, Parallel, and Cluster Computing · Computer Science 2022-01-13 Griffin Dube , Jiannan Tian , Sheng Di , Dingwen Tao , Jon Calhoun , Franck Cappello

Scientific applications in fields such as high energy physics, computational fluid dynamics, and climate science generate vast amounts of data at high velocities. This exponential growth in data production is surpassing the advancements in…

Machine Learning · Computer Science 2024-09-10 Xiao Li , Jaemoon Lee , Anand Rangarajan , Sanjay Ranka

Lossy compression has become an important technique to reduce data size in many domains. This type of compression is especially valuable for large-scale scientific data, whose size ranges up to several petabytes. Although Autoencoder-based…

Machine Learning · Computer Science 2024-07-03 Hieu Le , Jian Tao

Currently, the dominating constraint in many high performance computing applications is data capacity and bandwidth, in both inter-node communications and even more-so in on-node data motion. A new approach to address this limitation is to…

Numerical Analysis · Mathematics 2024-07-03 Alyson Fox , James Diffenderfer , Jeffrey Hittinger , Geoffrey Sanders , Peter Lindstrom

This paper introduces a novel technique to preserve spectral features in lossy compression based on a novel fast Fourier correction algorithm\added{ for regular-grid data}. Preserving both spatial and frequency representations of data is…

Distributed, Parallel, and Cluster Computing · Computer Science 2026-01-06 Congrong Ren , Robert Underwood , Sheng Di , Emrecan Kutay , Zarija Lukic , Aylin Yener , Franck Cappello , Hanqi Guo

This paper presents error-bounded lossy compression tailored for particle datasets from diverse scientific applications in cosmology, fluid dynamics, and fusion energy sciences. As today's high-performance computing capabilities advance,…

Information Theory · Computer Science 2024-04-05 Congrong Ren , Sheng Di , Longtao Zhang , Kai Zhao , Hanqi Guo

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

Lossy compression, widely used by scientists to reduce data from simulations, experiments, and observations, can distort features of interest even under bounded error. Such distortions may compromise downstream analyses and lead to…

Distributed, Parallel, and Cluster Computing · Computer Science 2026-01-06 Yuxiao Li , Mingze Xia , Xin Liang , Bei Wang , Robert Underwood , Sheng Di , Hemant Sharma , Dishant Beniwal , Franck Cappello , Hanqi Guo

High-energy, large-scale particle colliders in nuclear and high-energy physics generate data at extraordinary rates, reaching up to $1$ terabyte and several petabytes per second, respectively. The development of real-time, high-throughput…

Artificial Intelligence · Computer Science 2024-12-03 Xihaier Luo , Samuel Lurvey , Yi Huang , Yihui Ren , Jin Huang , Byung-Jun Yoon

Lossless compression techniques are crucial in an era of rapidly growing data. Traditional universal compressors like gzip offer low computational overhead, high speed, and broad applicability across data distributions. However, they often…

Computation and Language · Computer Science 2025-11-17 Qihang Zhang , Muchen Li , Ziao Wang , Renjie Liao , Lele Wang

Modern scientific simulations and instruments generate data volumes that overwhelm memory and storage, throttling scalability. Lossy compression mitigates this by trading controlled error for reduced footprint and throughput gains, yet…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-09-26 Skyler Ruiter , Jiannan Tian , Fengguang Song

Data compression plays a key role in reducing storage and I/O costs. Traditional lossy methods primarily target data on rectilinear grids and cannot leverage the spatial coherence in unstructured mesh data, leading to suboptimal compression…