Why it matters

EDM clarifies diffusion + strong baseline. Understanding shapes modern design.

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The architecture

Preconditioning: scaling network input/output.

Noise schedule: sigma_min to sigma_max.

Sampler: Heun's method.

EDM frameworkPreconditioninginput/output scaleNoise schedulelog-spaced sigmasSolverHeun's methodKarras schedule + preconditioning improve quality + training stability
EDM.
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How it works end to end

Karras schedule: log-spaced sigmas.

Preconditioning: c_skip, c_out, c_in.

Heun sampler: 2nd order.

Strong baseline design.