2 papers
cs.IT2022
The Lack of Convexity of the Relevance-Compression Function
Albert E Parker, Tomas Gedeon, Alexander Dimitrov
In this paper we investigate the convexity of the relevance-compression function for the Information Bottleneck and the Information Distortion problems. This curve is an analog of…
stat.CO2015
Accelerated Gibbs sampling of normal distributions using matrix splittings and polynomials
Colin Fox, Albert Parker
Standard Gibbs sampling applied to a multivariate normal distribution with a specified precision matrix is equivalent in fundamental ways to the Gauss-Seidel iterative solution of…