A Continuous Technique for the Weighted Low-Rank Approximation Problem.

Nicoletta Del Buono Tiziano Politi A Continuous Technique for the Weighted Low-Rank Approximation Problem. 988-997 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=3044&spage=988 2004 conf/iccsa/2004-2 ICCSA (2) db/conf/iccsa/iccsa2004-2.html#BuonoP04