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Added linear act output delta calculation

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This commit is contained in:
Lewis Van Winkle 2016-05-20 17:54:46 -05:00
parent 29264145be
commit 8853c56155
1 changed files with 10 additions and 4 deletions
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14
genann.c
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@ -236,9 +236,15 @@ void genann_train(genann const *ann, double const *inputs, double const *desired
/* Set output layer deltas. */
for (j = 0; j < ann->outputs; ++j) {
*d = (*t - *o) * *o * (1.0 - *o);
++o; ++d; ++t;
if (ann->activation_output == genann_act_linear) {
for (j = 0; j < ann->outputs; ++j) {
*d++ = *t++ - *o++;
}
} else {
for (j = 0; j < ann->outputs; ++j) {
*d++ = (*t - *o) * *o * (1.0 - *o);
++o; ++t;
}
}
}
@ -289,7 +295,7 @@ void genann_train(genann const *ann, double const *inputs, double const *desired
? (ann->inputs + (ann->hidden) * (ann->hidden_layers-1))
: 0);
/* Set output layer deltas. */
/* Set output layer weights. */
for (j = 0; j < ann->outputs; ++j) {
for (k = 0; k < (ann->hidden_layers ? ann->hidden : ann->inputs) + 1; ++k) {
if (k == 0) {