How Does DALL·E-2 Work?

DALL·E-2 is a new AI system that can create realistic images and art from a description in natural language. Recently OpenAI just releases the beta version of DALL·E-2. In this article, we will take a close look at the original research paper of DALL·E-2 and understand how exactly it works. DALL·E-2 originates from this paper: Hierarchical Text-Conditional Image Generation with CLIP Latents [1]. DALL·E-2 is based on the unCLIP model proposed in this paper.