Number formats, error mitigation, and scope for 16‐bit arithmetics in weather and climate modeling analyzed with a shallow water model

M Klöwer, PD Düben, TN Palmer - Journal of Advances in …, 2020 - Wiley Online Library
The need for high‐precision calculations with 64‐bit or 32‐bit floating‐point arithmetic for
weather and climate models is questioned. Lower‐precision numbers can accelerate …

Compressing atmospheric data into its real information content

M Klöwer, M Razinger, JJ Dominguez… - Nature Computational …, 2021 - nature.com
Hundreds of petabytes are produced annually at weather and climate forecast centers
worldwide. Compression is essential to reduce storage and to facilitate data sharing. Current …

Accelerating mpi communication using floating-point compression on lossy interconnection networks

Y Hu, M Koibuchi - 2021 IEEE 46th Conference on Local …, 2021 - ieeexplore.ieee.org
Approximate communication has arisen as a new opportunity for improving the efficiency of
communication in parallel computer systems, which can significantly reduce the …

Exploring approximate communication using lossy bitwise compression on interconnection networks

Y Hu - IEEE Access, 2023 - ieeexplore.ieee.org
The use of approximate communication has emerged as a promising approach for
enhancing the efficiency of communication in parallel computer systems. By sending …

[PDF][PDF] The case for error-bounded lossy floating-point data compression on interconnection networks

Y Hu, M Koibuchi - Proc. Comput. Sci. Inf. Technol.(CS IT), 2021 - csitcp.com
Data compression virtually increases the effective network bandwidth on an interconnection
network of parallel computers. Although a floating-point dataset is frequently exchanged …

Exploiting Trade-Offs in Memory, Storage, and Communication Performance and Accuracy in High-Capacity Computing Systems

Q Fan - 2019 - search.proquest.com
Error resilient applications are becoming more common in large-scale computing systems.
These types of applications introduce the possibility of balancing cost and performance in …