An investigation of computational and informational limits in Gaussian mixture clustering.

Nathan Srebro Gregory Shakhnarovich Sam T. Roweis An investigation of computational and informational limits in Gaussian mixture clustering. 865-872 2006 conf/icml/2006 ICML http://doi.acm.org/10.1145/1143844.1143953 db/conf/icml/icml2006.html#SrebroSR06