Searched refs:sum_xy (Results 1 – 3 of 3) sorted by relevance
189 if (sum_xx && sum_xy) { in AddObservations()191 *sum_xy += xy; in AddObservations()194 sum_xy = xy; in AddObservations()200 RTC_CHECK(sum_xx && sum_xy) << "No observations have been added"; in GetBestSolution()202 ConvertTo<double>(*sum_xy))); in GetBestSolution()
50 absl::optional<std::valarray<std::valarray<uint64_t>>> sum_xy; variable
37 sum_xy: f64, field50 self.sum_xy += x * y; in add_sample()56 let num = self.num_samples as f64 * self.sum_xy - self.sum_x * self.sum_y; in best_fit_slope()