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Covariance Matrix Estimation on Expectile Model (d=20)

4.02Estimation Error (MSE)De-biased
3.90524.68015.4556.2299Apr 23, 2026

Evaluation results

MethodLinks
De-biasedSample Size (n)=200000, Dimension (d)=202026.044.020.29
De-biasedSample Size (n)=100000, Dimension (d)=202026.044.530.39
De-biasedSample Size (n)=50000, Dimension (d)=202026.045.10.49
Online BMSample Size (n)=200000, Dimension (d)=202026.046.180.77
Online BMSample Size (n)=100000, Dimension (d)=202026.046.450.8
Online BMSample Size (n)=50000, Dimension (d)=202026.046.890.93