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Today's exponentially increasing data volumes and the high cost of storage make compression essential for the Big Data industry. Although research has concentrated on efficient compression, fast decompression is critical for analytics…

分布式、并行与集群计算 · 计算机科学 2016-06-03 Evangelia Sitaridi , Rene Mueller , Tim Kaldewey , Guy Lohman , Kenneth Ross

The JPEG compression format has been the standard for lossy image compression for over multiple decades, offering high compression rates at minor perceptual loss in image quality. For GPU-accelerated computer vision and deep learning tasks,…

分布式、并行与集群计算 · 计算机科学 2021-11-18 André Weißenberger , Bertil Schmidt

Neural networks are both computationally intensive and memory intensive, making them difficult to deploy on embedded systems with limited hardware resources. To address this limitation, we introduce "deep compression", a three stage…

计算机视觉与模式识别 · 计算机科学 2016-02-16 Song Han , Huizi Mao , William J. Dally

The fast growth of computational power and scales of modern super-computing systems have raised great challenges for the management of exascale scientific data. To maintain the usability of scientific data, error-bound lossy compression is…

机器学习 · 计算机科学 2023-11-08 Jinyang Liu , Sheng Di , Sian Jin , Kai Zhao , Xin Liang , Zizhong Chen , Franck Cappello

Data compression and decompression have become vital components of big-data applications to manage the exponential growth in the amount of data collected and stored. Furthermore, big-data applications have increasingly adopted GPUs due to…

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…

分布式、并行与集群计算 · 计算机科学 2025-09-26 Skyler Ruiter , Jiannan Tian , Fengguang Song

Hypergraphs provide a natural representation for many-to-many relationships in data-intensive applications, yet their scalability is often hindered by high memory consumption. While prior work has improved computational efficiency, reducing…

数据结构与算法 · 计算机科学 2025-06-23 Tianyu Zhao , Dongfang Zhao , Luanzheng Guo , Nathan Tallent

Lossy compression is one of the most important strategies to resolve the big science data issue, however, little work was done to make it resilient against silent data corruptions (SDC). In fact, SDC is becoming non-negligible because of…

分布式、并行与集群计算 · 计算机科学 2020-10-08 Sihuan Li , Sheng Di , Kai Zhao , Xin Liang , Zizhong Chen , Franck Cappello

To help understand our universe better, researchers and scientists currently run extreme-scale cosmology simulations on leadership supercomputers. However, such simulations can generate large amounts of scientific data, which often result…

分布式、并行与集群计算 · 计算机科学 2020-07-06 Sian Jin , Pascal Grosset , Christopher M. Biwer , Jesus Pulido , Jiannan Tian , Dingwen Tao , James Ahrens

The torrential influx of floating-point data from domains like IoT and HPC necessitates high-performance lossless compression to mitigate storage costs while preserving absolute data fidelity. Leveraging GPU parallelism for this task…

数据库 · 计算机科学 2025-11-12 Zheng Li , Weiyan Wang , Ruiyuan Li , Chao Chen , Xianlei Long , Linjiang Zheng , Quanqing Xu , Chuanhui Yang

Compression is a technique to reduce the quantity of data without excessively reducing the quality of the multimedia data. The transition and storing of compressed multimedia data is much faster and more efficient than original uncompressed…

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…

分布式、并行与集群计算 · 计算机科学 2026-01-06 Yuxiao Li , Mingze Xia , Xin Liang , Bei Wang , Robert Underwood , Sheng Di , Hemant Sharma , Dishant Beniwal , Franck Cappello , Hanqi Guo

The performance of the GMRES iterative solver on GPUs is limited by the GPU main memory bandwidth. Compressed Basis GMRES outperforms GMRES by storing the Krylov basis in low precision, thereby reducing the memory access. An open question…

性能 · 计算机科学 2024-09-25 Thomas Grützmacher , Robert Underwood , Sheng Di , Franck Cappello , Hartwig Anzt

Lossy compression is one of the most efficient solutions to reduce storage overhead and improve I/O performance for HPC applications. However, existing parallel I/O libraries cannot fully utilize lossy compression to accelerate parallel…

分布式、并行与集群计算 · 计算机科学 2022-06-30 Sian Jin , Dingwen Tao , Houjun Tang , Sheng Di , Suren Byna , Zarija Lukic , Franck Cappello

With endless amounts of data and very limited bandwidth, fast data compression is one solution for the growing datasharing problem. Compression helps lower transfer times and save memory, but if the compression takes too long, this no…

分布式、并行与集群计算 · 计算机科学 2023-06-21 David Noel , Elizabeth Graham , Liyuan Liu

Because of the vast volume of data being produced by today's scientific simulations, lossy compression allowing user-controlled information loss can significantly reduce the data size and the I/O burden. However, for large-scale cosmology…

信息论 · 计算机科学 2017-08-08 Dingewn Tao , Sheng Di , Zizhong Chen , Franck Cappello

This research explores a novel paradigm for preserving topological segmentations in existing error-bounded lossy compressors. Today's lossy compressors rarely consider preserving topologies such as Morse-Smale complexes, and the…

分布式、并行与集群计算 · 计算机科学 2024-07-08 Yuxiao Li , Xin Liang , Bei Wang , Yongfeng Qiu , Lin Yan , Hanqi Guo

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…

分布式、并行与集群计算 · 计算机科学 2024-04-25 Grant Wilkins , Sheng Di , Jon C. Calhoun , Zilinghan Li , Kibaek Kim , Robert Underwood , Richard Mortier , Franck Cappello

As deep learning models grow and deployment becomes more widespread, reducing the storage and transmission costs of neural network weights has become increasingly important. While prior work such as ZipNN has shown that lossless compression…

机器学习 · 计算机科学 2025-08-28 Anat Heilper , Doron Singer

This paper presents a computationally efficient implementation of a Hamming code decoder on a graphics processing unit (GPU) to support real-time software-defined radio (SDR), which is a software alternative for realizing wireless…

分布式、并行与集群计算 · 计算机科学 2014-12-23 Shohidul Islam , Cheol-Hong Kim , Jong-Myon Kim