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Spiked Covariance Estimation on Non-elliptical signed log-normal (Scenario 2, ε=0.1 Huber)

0.331Cov Error (Op Norm)

Ours-MinUpper

-0.403764.555879.515514.47513Feb 15, 2026
Updated 5d ago

Evaluation Results

MethodLinks
2026.02
0.3310.2310.099
2026.02
0.3720.2550.113
2026.02
0.3840.2440.124
2026.02
14.40.6110.7
2026.02
18.70.60414