On Fri, Sep 11, 2009 at 10:24, Andrew Jaffe<a.h.ja...@gmail.com> wrote: > Dear all, > > I've got two (integer) arrays, and I want to find the indices in the > first one that have entries in the second. I.E. I want all idx s.t. > there exists a j with a[idx]=b[j]. Here is my current implementation > (with a = pixnums, b=surveypix)
numpy.setmember1d() [or numpy.in1d() for the SVN trunk of numpy]. -- Robert Kern "I have come to believe that the whole world is an enigma, a harmless enigma that is made terrible by our own mad attempt to interpret it as though it had an underlying truth." -- Umberto Eco _______________________________________________ NumPy-Discussion mailing list NumPy-Discussion@scipy.org http://mail.scipy.org/mailman/listinfo/numpy-discussion
