ResearchBenchmarksGram matrix approximation on Unit sphere d=5 N=1000, b=1, epsilon=1 (train test)Follow0.045Relative Frobenius ErrorRAY0.039280.077890.11650.15511Jun 8, 2026Evaluation ResultsMethodMethodLinksRelative Frobenius ErrorRAYRadial samples (D)=1000Radial samples (D)=10002026.060.045RAYRadial samples (D)=500Radial samples (D)=5002026.060.076NyströmLandmarks (m)=100Landmarks (m)=1002026.060.081RAYRadial samples (D)=100Radial samples (D)=1002026.060.174NyströmLandmarks (m)=50Landmarks (m)=502026.060.188