SDE and Probability Flow ODE

From score-based SDEs to deterministic probability flow ODEs.

Position in the series

denoising score matching -> SDE / probability flow ODE

Outline

Diffusion as a continuous-time stochastic process.
Forward SDE and reverse-time SDE.
Role of the score in reverse dynamics.
Probability flow ODE.
Same marginals, deterministic trajectories.
Why this prepares the transition to velocity fields.

Notes

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