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Variance estimation using refitted cross-validation in ultrahigh dimensional regression

Variance estimation is a fundamental problem in statistical modelling. In ultrahigh dimensional linear regression where the dimensionality is much larger than the sample size, traditional variance estimation techniques are not applicable. Recent advances in variable selection in ultrahigh dimensiona...

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Bibliografiske detaljer
Main Authors: Fan, Jianqing, Guo, Shaojun, Hao, Ning
Format: Artigo
Sprog:Inglês
Udgivet: 2012
Fag:
Online adgang:https://ncbi.nlm.nih.gov/pmc/articles/PMC3271712/
https://ncbi.nlm.nih.gov/pubmed/22312234
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1111/j.1467-9868.2011.01005.x
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