Energy-Tweedie links Gibbs noise denoising to Stein scores
The identity extends the Gaussian posterior-mean relation to kernel scoring rules and user-chosen noise paths.
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Stories tagged #score-matching
Paper links scoring rules and Stein operators for unnormalized models
The framework covers score matching, ratio matching, pseudolikelihood and noise contrastive estimation, then characterizes estimator efficiency.
MEND: Label-Free Detection, Localisation, and Correction of Latent Hallucination in World Models
MEND detects and localizes silent latent hallucinations in frozen world models using a single score field.
First-Order Stationarity of Reverse Diffusions
SDE reverse flows of Langevin diffusions contract Fisher divergence when the noising potential is strongly convex.
Quantum score matching with applications to learning thermal states
Quantum score matching learns Gibbs states optimally at high temperature and runs on IBM hardware.