3 papers
cs.LG2026
A UCB Bandit Algorithm for General ML-Based Estimators
Yajing Liu, Erkao Bao, Linqi Song
We present ML-UCB, a generalized upper confidence bound algorithm that integrates arbitrary machine learning models into multi-armed bandit frameworks. A fundamental challenge in d…
cs.LG2025
Equivariant neural networks and equivarification
Erkao Bao, Jingcheng Lu, Linqi Song +3
Equivariant neural networks are a class of neural networks designed to preserve symmetries inherent in the data. In this paper, we introduce a general method for modifying a neural…
cs.LG2025
ATM-GAD: Adaptive Temporal Motif Graph Anomaly Detection for Financial Transaction Networks
Zeyue Zhang, Lin Song, Erkang Bao +2
Financial fraud detection is essential to safeguard billions of dollars, yet the intertwined entities and fast-changing transaction behaviors in modern financial systems routinely…