In other words, is there anything more optimized for this problem than concatenating findn and the distance measure of which I pick the minimum?
On Tuesday, August 12, 2014 10:24:47 AM UTC-4, tcs wrote: > > Hi julia-users, > > I am looking for a function that takes a two-dimensional matrix and a set > of matrix indices as inputs and spits out the nearest non-zero element in > taxicab distance over the matrix index. > I am asking for your advice because this function needs to be very fast as > I have to do this search many times. Any ideas or advice would be greatly > appreciated. > > Thanks! >
