Estimating the Optimal Covariance with Imperfect Mean in Diffusion Probabilistic Models 扩散概率模型中具有不准确均值的最优协方差估计.
Analytic-DPM: an Analytic Estimate of the Optimal Reverse Variance in Diffusion Probabilistic Models Analytic-DPM:扩散概率模型中最优反向方差的分析估计.