Jason Yim Brian L. Trippe Valentin De Bortoli Emile Mathieu Arnaud Doucet Regina Barzilay Tommi S. Jaakkola SE(3) diffusion model with application to protein backbone generation. 40001-40039 2023 ICML https://proceedings.mlr.press/v202/yim23a.html conf/icml/2023 db/conf/icml/icml2023.html#YimTBMDBJ23