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diff liboctave/numeric/oct-convn.cc @ 17696:92226d09f91a

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Return correct convolution for valid shape argument in convn (bug #39314) * oct-convn.cc: fix results for inner convolution (for shape option as valid) and both input matrices have more than 2 dimensions. * conv2.cc: add tests for convn.
author Marco Cecchetti <mrcekets@gmail.com>
date Sat, 19 Oct 2013 06:36:41 +0100
parents 648dabbb4c6b
children d63878346099
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line diff
--- a/liboctave/numeric/oct-convn.cc
+++ b/liboctave/numeric/oct-convn.cc
@@ -88,7 +88,7 @@
         {
           for (octave_idx_type ja = 0; ja < na - nb + 1; ja++)
             for (octave_idx_type jb = 0; jb < nb; jb++)
-              convolve_nd<T, R> (a + ma*(ja + jb), ad, acd, b + mb*jb, bd, bcd,
+              convolve_nd<T, R> (a + ma*(ja+jb), ad, acd, b + mb*(nb-jb-1), bd, bcd,
                                  c + ldc*ja, ccd, nd-1, inner);
         }
       else