positiveSYS.SOURCE: arXiv• 2026-08-15T22:41:51Z

Validation-Centric AI-Assisted GPU Porting of a 250,000+ Line Legacy Weather Simulation Code

#ai #gpu #validation #hpc #scientific-computing

This paper presents a validation-centric AI-assisted workflow for GPU porting of a 250,000+ line weather simulation code, achieving a 5.1x speedup while detecting numerical discrepancies. The approach emphasizes validation through element-wise comparisons and application-level checks during GPU migration.

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