98 citations · 196 across the 32 of their papers we have counts for
Showing 2026Show all
2 papers · 1 filter
stat.ML2026
Transformed Samplers with Variance Reduction
Siran Liu, Michalis Tisias, Petros Dellaportas
Markov chain Monte Carlo (MCMC) methods are the standard tool for computing expectations under complex probability distributions. Control variates reduce the variance of the result…
stat.ME2026
Fraud Detection via Bayesian Positive-Unlabeled Learning with Gaussian Processes and Multilayer Networks
Konstantinos Bourazas, Angelos Alexopoulos, Petros Dellaportas +1
Tax fraud remains a central challenge for public revenue authorities worldwide, imposing fiscal losses estimated to reach up to 1 trillion euros annually in the EU alone. Fraudulen…