Nonparametric estimate of spectral density functions of sample covariance matrices: A first step
classification
🧮 math.ST
stat.TH
keywords
covariancedensityestimatorsmatricessamplespectralconductedconsistent
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The density function of the limiting spectral distribution of general sample covariance matrices is usually unknown. We propose to use kernel estimators which are proved to be consistent. A simulation study is also conducted to show the performance of the estimators.
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