Survey of Likelihood-based Generative Models Keyword: VAE, Normalizing Flows, Neural ODE, Energy-based Models, Diffusion Models, Score Models, Schrodinger Bridge, Rectified Flows, Flow Models, Consistency Models, Flow Map Models, Distribution Matching Distillation, Drifting Models Abstract

Essay on VAE and its relationship to diffusion model Keyword: VAE, Diffusion Model, VDM, VLB Introduction

VALL-E and residual quantization. Keyword: VALL-E, EnCodec, Residual Quantization, DDPM, Diffusion Introduction

Variational Diffusion Models, Kingma et al., 2021, arXiv:2107.00630 Keyword: DDPM, Variational Lower Bounds Problem: Unstable noise scheduling, finite step diffusion process.