15 citations · 47 across the 30 of their papers we have counts for
Showing cs.CVShow all
2 papers · 1 filter
cs.CV2009
Total Variation, Adaptive Total Variation and Nonconvex Smoothly Clipped Absolute Deviation Penalty for Denoising Blocky Images
Aditya Chopra, Heng Lian
The total variation-based image denoising model has been generalized and extended in numerous ways, improving its performance in different contexts. We propose a new penalty functi…
cs.CV2008
Bayesian Nonlinear Principal Component Analysis Using Random Fields
Heng Lian
We propose a novel model for nonlinear dimension reduction motivated by the probabilistic formulation of principal component analysis. Nonlinearity is achieved by specifying differ…