[petsc-users] SVD Implementation

Hema Krishnamurthy hemak at asu.edu
Thu May 1 12:51:44 CDT 2014


Hi,

Could someone please explain as to why the input data to SVD is being scaled in PETSc?

HANDLER(MatScale(Y,1./sqrt(nColsGlobal-1))); // data'T / sqrt(N-1) is being done before the call to SVDCreate()





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