Searched refs:syy (Results 1 - 3 of 3) sorted by relevance

/external/libyuv/files/util/
H A Dssim.cc89 double syy = yym * iw - iwy * iwy; local
93 if (syy < 0.)
94 syy = 0.;
95 const double sxsy = sqrt(sxx * syy);
101 const double c = (2. * sxsy + C22) / (sxx + syy + C22);
/external/webp/src/dsp/
H A Dssim.c42 const uint64_t syy = (uint64_t)stats->yym * N - ymym; local
45 const uint64_t den_S = (sxx + syy + C2) >> 8;
/external/autotest/client/site_tests/video_VideoDecodeMemoryUsage/
H A Dvideo_VideoDecodeMemoryUsage.py114 syy = sum(v * v for v in y)
118 stderr2 = (n * syy - sy * sy -

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