collaborators

5 papers

cs.LG2026

CausalPre: Scalable and Effective Data Pre-Processing for Causal Fairness

Ying Zheng, Yangfan Jiang, Kian-Lee Tan

Causal fairness in databases is crucial to preventing biased and inaccurate outcomes in downstream tasks. While most prior work assumes a known causal model, recent efforts relax t…

cs.LG2025

Mixture-of-Experts Operator Transformer for Large-Scale PDE Pre-Training

Hong Wang, Haiyang Xin, Jie Wang +4

Pre-training has proven effective in addressing data scarcity and performance limitations in solving PDE problems with neural operators. However, challenges remain due to the heter…

cs.AI2025

The Denario project: Deep knowledge AI agents for scientific discovery

Francisco Villaescusa-Navarro, Boris Bolliet, Pablo Villanueva-Domingo +33

We present Denario, an AI multi-agent system designed to serve as a scientific research assistant. Denario can perform many different tasks, such as generating ideas, checking the…

cs.LG2025

Predictive Response Optimization: Using Reinforcement Learning to Fight Online Social Network Abuse

Garrett Wilson, Geoffrey Goh, Yan Jiang +4

Detecting phishing, spam, fake accounts, data scraping, and other malicious activity in online social networks (OSNs) is a problem that has been studied for well over a decade, wit…

cs.LG2025

The Well: a Large-Scale Collection of Diverse Physics Simulations for Machine Learning

Ruben Ohana, Michael McCabe, Lucas Meyer +24

Machine learning based surrogate models offer researchers powerful tools for accelerating simulation-based workflows. However, as standard datasets in this space often cover small…