Abstract
Error-bounded lossy compression has been effective to resolve the big scientific data issue because it has a great potential to significantly reduce the data volume while allowing users to control data distortion based on specified error bounds. However, none of the existing error-bounded lossy compressors can always obtain the best compression quality because of the diverse characteristics of different datasets. In this paper, we develop FAZ, a flexible and adaptive error-bounded lossy compression framework, which projects a fairly high capability of adapting to diverse datasets. FAZ can always keep the compression quality at the best level compared with other state-of-the-art compressors for different datasets. We perform a comprehensive evaluation using 6 real-world scientific applications and 6 other state-of-the-art error-bounded lossy compressors. Experiments show that compared with the other existing lossy compressors, FAZ can improve the compression ratio by up to 120%, 190%, and 75% when setting the same error bound, the same PSNR and the same SSIM, respectively.
| Original language | English |
|---|---|
| Title of host publication | ACM ICS 2023 - Proceedings of the International Conference on Supercomputing |
| Pages | 1-13 |
| Number of pages | 13 |
| ISBN (Electronic) | 9798400700569 |
| DOIs | |
| State | Published - Jun 21 2023 |
| Event | 37th ACM International Conference on Supercomputing, ICS 2023 - Orlando, United States Duration: Jun 21 2023 → Jun 23 2023 |
Publication series
| Name | Proceedings of the International Conference on Supercomputing |
|---|
Conference
| Conference | 37th ACM International Conference on Supercomputing, ICS 2023 |
|---|---|
| Country/Territory | United States |
| City | Orlando |
| Period | 6/21/23 → 6/23/23 |
Bibliographical note
Publisher Copyright:© 2023 ACM.
Funding
This research was supported by the Exascale Computing Project (ECP), Project Number: 17-SC-20-SC, a collaborative effort of two DOE organizations – the Office of Science and the National Nuclear Security Administration, responsible for the planning and preparation of a capable exascale ecosystem, including software, applications, hardware, advanced system engineering and early testbed platforms, to support the nation’s exascale computing imperative. The material was supported by the U.S. Department of Energy, Office of Science, Advanced Scientific Computing Research (ASCR), under contract DE-AC02-06CH11357, and supported by the National Science Foundation under Grant OAC-2003709, OAC-2104023 and OAC-2153451. We acknowledge the computing resources provided on Bebop (operated by Laboratory Computing Resource Center at Argonne) and on Theta and JLSE (operated by Argonne Leadership Computing Facility).
| Funders | Funder number |
|---|---|
| National Science Foundation Arctic Social Science Program | OAC-2003709, OAC-2153451, OAC-2104023 |
| U.S. Department of Energy | |
| Office of Science Programs | |
| National Nuclear Security Administration | |
| Advanced Scientific Computing Research | DE-AC02-06CH11357 |
Keywords
- data compression
- high performance computing
ASJC Scopus subject areas
- General Computer Science
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