ResearchBenchmarksPreconditioning for Conjugate Gradient Methods on Diffusion PDEFollow35.78Solve Time (ms)NLSS33.166450.808268.4586.0918Jan 28, 2026Evaluation ResultsMethodMethodLinksSolve Time (ms)Total Time (Median) (ms)Total Time (Q1) (ms)Total Time (Q3) (ms)NLSSnc=48nc=482026.0135.7899.3588.55112.79Subspacenc=48nc=482026.0173.24139.03121.15166.87GNNnc=48nc=482026.0194.02835.46816.77865.94SA-AMGnc=493nc=4932026.01100.94157.9146.94174.08SVDnc=48nc=482026.01101.12131.2120.93149.92