Lines Matching defs:slope
112 double *slope, double *r_stddev, double *r_max)
129 *slope = (xy_sum - x_sum * y_sum / n) / (x2_sum - x_sum * x_sum / n);
130 *intercept = (y_sum - *slope * x_sum) / n;
137 r = fabs(x * *slope + *intercept - y);
149 double intercept, slope, stddev1, max1, stddev2, max2;
173 regress(samples, SAMPLES, &intercept, &slope, &stddev1, &max1);
174 mono_freq_offset = slope;
180 regress(samples, SAMPLES / 2, &intercept, &slope, &stddev1, &max1);
181 freq_error1 = slope * (1.0 - mono_freq_offset) - mono_freq_offset -
184 regress(samples + SAMPLES / 2, SAMPLES / 2, &intercept, &slope,
186 freq_error2 = slope * (1.0 - mono_freq_offset) - mono_freq_offset -