Searched refs:sumXY (Results 1 – 4 of 4) sorted by relevance
79 private double sumXY = 0d; field in SimpleRegression146 sumXY += dx * dy * (double) n / (n + 1d); in addData()179 sumXY -= dx * dy * (double) n / (n - 1d); in removeData()242 sumXY = 0d; in clear()320 return sumXY / sumXX; in getSlope()353 return FastMath.max(0d, sumYY - sumXY * sumXY / sumXX); in getSumSquaredErrors()393 return sumXY; in getSumOfCrossProducts()
156 float sumXX = 0.0f, sumXY = 0.0f, sumXZ = 0.0f; in orthogonalLineFit() local164 sumXY += compVec2.x * compVec2.y; in orthogonalLineFit()173 compMat1.m01 = -sumXY; in orthogonalLineFit()175 compMat1.m10 = -sumXY; in orthogonalLineFit()
280 double sumXY = 0; in smooth() local292 sumXY += yk * xkw; in smooth()297 final double meanXY = sumXY / sumWeights; in smooth()
565 int sumX = 0, sumXY = 0; in CombinedShannonEntropy() local572 sumXY += xy; in CombinedShannonEntropy()575 sumXY += xy; in CombinedShannonEntropy()579 retval += VP8LFastSLog2(sumX) + VP8LFastSLog2(sumXY); in CombinedShannonEntropy()