Searched refs:sumXX (Results 1 – 2 of 2) sorted by relevance
70 private double sumXX = 0d; field in SimpleRegression144 sumXX += dx * dx * (double) n / (n + 1d); in addData()177 sumXX -= dx * dx * (double) n / (n - 1d); in removeData()239 sumXX = 0d; in clear()317 if (FastMath.abs(sumXX) < 10 * Double.MIN_VALUE) { in getSlope()320 return sumXY / sumXX; in getSlope()353 return FastMath.max(0d, sumYY - sumXY * sumXY / sumXX); in getSumSquaredErrors()384 return sumXX; in getXSumSquares()488 getMeanSquareError() * ((1d / (double) n) + (xbar * xbar) / sumXX)); in getInterceptStdErr()503 return FastMath.sqrt(getMeanSquareError() / sumXX); in getSlopeStdErr()[all …]
156 float sumXX = 0.0f, sumXY = 0.0f, sumXZ = 0.0f; in orthogonalLineFit() local163 sumXX += compVec2.x * compVec2.x; in orthogonalLineFit()176 compMat1.m11 = sumXX + sumZZ; in orthogonalLineFit()180 compMat1.m22 = sumXX + sumYY; in orthogonalLineFit()