What is Diffusion?
Introduction Diffusion Models, the class of AI models which includes Stable Diffusion and DALL-E2 among others, rely on the simple yet powerful concept of diffusion. But what, exactly, is diffusion? And why is it so important that it became the core of most of the new fancy generative models? Are the two questions that I will try to talk about in this post. The Theory of Diffusion Definition The word Diffusion is defined as a “process […] by which there is a net flow of matter from a region of high concentration to a region of low concentration” ( Citation: Encyclopedia Britannica, Encyclopedia Britannica (s....