collaborators

5 papers

cs.LG2025

Position: We Need Responsible, Application-Driven (RAD) AI Research

Sarah Hartman, Cheng Soon Ong, Julia Powles +1

This position paper argues that achieving meaningful scientific and societal advances with artificial intelligence (AI) requires a responsible, application-driven approach (RAD) to…

cs.LG2025

Indirect Query Bayesian Optimization with Integrated Feedback

Mengyan Zhang, Shahine Bouabid, Cheng Soon Ong +2

We develop the framework of Indirect Query Bayesian Optimization (IQBO), a new class of Bayesian optimization problems where the integrated feedback is given via a conditional expe…

stat.ML2025

Squared families: Searching beyond regular probability models

Russell Tsuchida, Jiawei Liu, Cheng Soon Ong +1

We introduce squared families, which are families of probability densities obtained by squaring a linear transformation of a statistic. Squared families are singular, however their…

cs.LG2025

Generalization Certificates for Adversarially Robust Bayesian Linear Regression

Mahalakshmi Sabanayagam, Russell Tsuchida, Cheng Soon Ong +1

Adversarial robustness of machine learning models is critical to ensuring reliable performance under data perturbations. Recent progress has been on point estimators, and this pape…

astro-ph.GA2024

TPCNet: Representation learning for HI mapping

Hiep Nguyen, Haiyang Tang, Matthew Alger +4

We introduce TPCNet, a neural network predictor that combines Convolutional and Transformer architectures with Positional encodings, for neutral atomic hydrogen (HI) spectral analy…