[KongchangAI]
Conceptposterior采样器

ALD-posterior

A sampling strategy in ALD that maintains dependencies between adjacent states by accumulating conditional variance and applying Gaussian bridge updates, more closely resembling the Markov chain structure of traditional diffusion.

Timeline (last 90 days)

Oct 15

The ALD paper studies two sampling processes, ALD-renoise and ALD-posterior, which share the same trained noise predictor and are distinguished only by different scalar inputs.

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Oct 15

ALD-posterior maintains the dependency relationship between adjacent states through accumulated conditional variance and Gaussian bridge updates, and is closer to the Markov chain structure of traditional diffusion sampling.

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