Mitra, PabitraMurthy, C APal, Sankar K2013-02-192013-02-192002-04IEEE Trans. on Pattern Analysis and Machine Intelligence, v. 24, no. 4, p 301--312http://hdl.handle.net/10263/5222enUnsupervised feature selectionFeature similarityUnsupervised feature selection using feature similarityArticle