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cs.LG2024★ 1 cited
Classifier-Free Guidance is a Predictor-Corrector
Arwen Bradley, Preetum Nakkiran
We investigate the theoretical foundations of classifier-free guidance (CFG). CFG is the dominant method of conditional sampling for text-to-image diffusion models, yet unlike othe…
cs.LG2024★ 1 cited
Step-by-Step Diffusion: An Elementary Tutorial
Preetum Nakkiran, Arwen Bradley, Hattie Zhou +1
We present an accessible first course on diffusion models and flow matching for machine learning, aimed at a technical audience with no diffusion experience. We try to simplify the…