int fvecs_fwrite (FILE *fo, int d, int n, const float *vf)
{
int i;
/* write down the vectors as fvecs */
for (i = 0; i < n; i++) {
if(fvec_fwrite(fo, vf+i*d, d)<0)
return i;
}
return n;
}
bool PCARotation::SavePCARotation(const char *fname, const int dim, const float *rotation)
{
FILE *fid = fopen(fname,"wb");
if(!fid)
{
printf("can't open the file %s\n",fname);
return false;
}
fvec_fwrite(fid, rotation, dim * dim);
fclose(fid);
return true;
}
void hkm_write (const char *filename, const hkm_t * hkm)
{
int ret = 0, l, k = hkm->bf;
FILE *f = fopen (filename, "w");
assert (f);
ret = fwrite (&hkm->nlevel, sizeof (hkm->nlevel), 1, f);
HKM_WRITE_ERROR (ret, 1);
ret = fwrite (&hkm->bf, sizeof (hkm->bf), 1, f);
HKM_WRITE_ERROR (ret, 1);
ret = fwrite (&hkm->d, sizeof (hkm->d), 1, f);
HKM_WRITE_ERROR (ret, 1);
for (l = 0; l < hkm->nlevel; l++) {
ret = fvec_fwrite (f, hkm->centroids[l], k * hkm->d);
k *= hkm->bf;
}
fclose (f);
}
