Diffusion Models: A Unified Perspective, Jonathan Timcheck, Sumit Bam Shrestha, Daniel Ben Dayan Rubin, Adam Kupryjanow, Garrick Orchard, Lukasz Pindor, Timothy Shea, Mike Davies, 2023arXiv preprint arXiv:2303.09503DOI: 10.48550/arXiv.2303.09503 - 一份全面的综述,提供了对各种扩散模型的统一视角,包含前向过程及其数学基础的详细解释。