
Re: speeding up ACCUMARRAY
Posted:
Nov 14, 2012 2:02 AM


"Matt J" wrote in message <k7ulhl$iod$1@newscl01ah.mathworks.com>...
>In fact, the sparse matrix multiplication is probably even handicapped relative to accumarray, since it has to search through x for the appropriate x(J),
There is no such step in sparse multiplication.
Bruno

