2 papers
stat.ME2025
Bayesian ICA with super-Gaussian Source Priors
Jyotishka Datta, Soham Ghosh, Nicholas G. Polson
Independent Component Analysis (ICA) plays a central role in modern machine learning as a flexible framework for feature extraction. We introduce a horseshoe-type prior with a late…
stat.ME2025
The Curious Problem of the Normal Inverse Mean: Robustness and Shrinkage
Soham Ghosh, Uttaran Chatterjee, Jyotishka Datta
In astronomical observations, the estimation of distances from parallaxes is a challenging task due to the inherent measurement errors and the non-linear relationship between the p…