marco valtorta psxcsescedu dear abhay thu 21 apr 2005 abhay wrote sem structural em though may fastest may want take look httpwwwcshujiacilnirfabstractsfr2html another interesting combination pc k2 together proposed ftpftpcisupennedupubmsinghuai93psz second algorithm called cb described detail articlesingh95 author singh moninder valtorta marco title construction bayesian belief networks data brief survey efficient algorithm journal international journal approximate reasoning volume 12 number 2 pages 111131 year 1995 month february best regards marco marco valtorta associate professor department computer science engineering university south carolina columbia sc 29208 usa httpwwwcsescedumgv 8037774641 fax3767 psxcsescedu wed 06 aug 2008 051444 0400 uai learning bn