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duzu
2006 Jan 23
1
will vectorization help in this case?
Hi all,
I am doing a array marginalization over one dimension in the following
manner:
===========================================================
for(l in 1:L)
{
flst=list(Pzu, Pzi, array(Puzu[,as.character(r[[l,"u"]])],
dim=dim(Puzu)[1], dimnames=dimnames(Puzu)[1]), array(Pizi[,as.character(r[[l,
"i"]])], dim=dim(Pizi)[1], dimnames=dimnames(Pizi)[1]) );
tempa = 1;
for(j in 1:length(flst)) tempa = tempa %X% flst[[j]];
tempPzu = apply(tempa, 1, sum);
t...