Robust principal component analysis ROBPCA

The third group of robust approaches to PCA combines the PP idea with the construction of robust covariance. An example of such a hybrid method is robust principal component analysis (ROBPCA) proposed by Hubert et al. [27]. 

ROBPCA a version of robust principal component analysis... 

Hubert M, Rousseeuw PJ, Vanden Branden K. ROBPCA a new approach to robust principal component analysis. Technometrics 2005 47 64—79. 

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