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dat1
2011 Aug 23
0
Matrix:::qr.qy and signature(qr = "sparseQR", y = "dgCMatrix")
...e)
#qr="ANY", y="ANY"
#qr="sparseQR", y="dgCMatrix"
# (inherited from: qr="ANY", y="ANY")
#qr="sparseQR", y="dgeMatrix"
#qr="sparseQR", y="matrix"
#qr="sparseQR", y="numeric"
dhat1 <- rowSums(qr.qy(qr = mmQR, y = dd1)^2) # Error in rowSums(qr.qy(qr = mmQR, y = dd1)^2) :
# error in evaluating the argument 'x' in selecting a method for function 'rowSums':
# Error in qr.qy(qr = mmQR, y = dd1) : argument is not a QR decomposition
dhat2 <- rowSums(qr....