ResearchBenchmarksPreconditioning for Conjugate Gradient Methods on Diffusion PDEPreconditioning 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