@article{
xia2026improved,
title={Improved denoising diffusion probabilistic models with efficient non-diagonal covariance modeling},
author={Rui Xia and Ayan Das and Artem Artemev and Andi Zhang and Guillaume Hennequin and Alberto Bernacchia},
journal={Transactions on Machine Learning Research},
issn={2835-8856},
year={2026},
url={https://openreview.net/forum?id=V6FBm4kfML},
note={}
}