Kamalika Chaudhuri Sham M. Kakade Karen Livescu Karthik Sridharan Multi-view clustering via canonical correlation analysis. 17 2009 ICML http://doi.acm.org/10.1145/1553374.1553391 conf/icml/2009 db/conf/icml/icml2009.html#ChaudhuriKLS09