Since this function is used to compute QR decomposition for RowMatrix of a tall and skinny shape, the output R is always with small rank. [image: Inline image 1]
On Fri, Jun 9, 2017 at 10:33 PM, Arun <arunbm...@gmail.com> wrote: > hi > > *def tallSkinnyQR(computeQ: Boolean = false): QRDecomposition[RowMatrix, > Matrix]* > > *In output of this method Q is distributed matrix* > *and R is local Matrix* > > *Whats the reason R is Local Matrix?* > > > -Arun >
