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New data format

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This commit is contained in:
Joseph Redmon
2013-12-06 13:26:09 -08:00
parent b715671988
commit 4bdf96bd6a
12 changed files with 279 additions and 243 deletions
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13
src/utils.c
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@ -216,3 +216,16 @@ double rand_normal()
for(i = 0; i < 12; ++i) sum += (double)rand()/RAND_MAX;
return sum-6.;
}
double **one_hot_encode(double *a, int n, int k)
{
int i;
double **t = calloc(n, sizeof(double*));
for(i = 0; i < n; ++i){
t[i] = calloc(k, sizeof(double));
int index = (int)a[i];
t[i][index] = 1;
}
return t;
}