Photonic co-processors in HPC: Using LightOn OPUs for Randomized Numerical Linear Algebra

Daniel Hesslow,Alessandro Cappelli,Igor Carron,Laurent Daudet,Raphaël Lafargue,Kilian Müller,Ruben Ohana,Gustave Pariente,Iacopo Poli

2021 IEEE Hot Chips 33 Symposium (HCS)（2021）

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摘要

Exact computation of linear algebra operations is challenging or even impossible at extreme scale By leveraging randomization we can get approximate results at reduced computational cost Lighton OPU: The first commercially available photonic Co-Processor

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关键词

Linear algebra,Computational efficiency,Photonics

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