A quadtree-partitioned mixture autoregressive generative model reduces MAP image denoising to variational lower bound maximization, optimized by alternating variational Bayes and exact gradient updates.
Extracting and composing robust features with denoising autoencoders
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A Mixture Autoregressive Image Generative Model on Quadtree Regions for Gaussian Noise Removal via Variational Bayes and Gradient Methods
A quadtree-partitioned mixture autoregressive generative model reduces MAP image denoising to variational lower bound maximization, optimized by alternating variational Bayes and exact gradient updates.