Compute the ratio between d_alpha and alpha
(self, t)
| 80 | return self.sigma_t(t), self.sigma_dt_t(t) |
| 81 | |
| 82 | def compute_d_alpha_alpha_ratio_t(self, t): |
| 83 | """Compute the ratio between d_alpha and alpha""" |
| 84 | return 1 / t |
| 85 | |
| 86 | def compute_drift(self, x, t): |
| 87 | """We always output sde according to score parametrization; """ |