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Generative AI · advanced · concept 115 of 176

Diffusion Models

The architecture behind most modern image and video generators, including Stable Diffusion and the image models inside the major assistants. Works by learning to reverse a noise-adding process, start from pure noise, gradually denoise to create an image. Replaced GANs as the dominant generative approach.

Key terms

DDPMNoise scheduleDenoisingU-Net backboneClassifier-free guidance

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