Searched refs:sum_x4 (Results 1 – 2 of 2) sorted by relevance
124 float sum_x4 = 0; in find_model_coeffs() local152 sum_x4 += x0 * x0 * x0 * x0; in find_model_coeffs()162 sum_x4 /= u1_num_frms_used; in find_model_coeffs()
286 double sum_x = 0, sum_x2 = 0, sum_x3 = 0, sum_x4 = 0; in RootOfLeastSquaresFitQuadraticCurve() local303 sum_x4 += xn*xn*xn*xn; in RootOfLeastSquaresFitQuadraticCurve()312 _cmsVEC3init(&m.v[2], sum_x2, sum_x3, sum_x4); in RootOfLeastSquaresFitQuadraticCurve()