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cs.LG2023
Improved Sample Complexity Bounds for Diffusion Model Training
Shivam Gupta, Aditya Parulekar, Eric Price +1
Diffusion models have become the most popular approach to deep generative modeling of images, largely due to their empirical performance and reliability. From a theoretical standpo…
math.ST2023
Beyond Catoni: Sharper Rates for Heavy-Tailed and Robust Mean Estimation
Shivam Gupta, Samuel B. Hopkins, Eric Price
We study the fundamental problem of estimating the mean of a -dimensional distribution with covariance given samples. When , \cite{catoni} sho…