123 citations · 243 across the 3 of their papers we have counts for
3 papers
cs.LG2024★ 120 cited
Semi-supervised Credit Card Fraud Detection via Attribute-Driven Graph Representation
Sheng Xiang, Mingzhi Zhu, Dawei Cheng +5
Credit card fraud incurs a considerable cost for both cardholders and issuing banks. Contemporary methods apply machine learning-based classifiers to detect fraudulent behavior fro…
cs.CV2024
LiDAttack: Robust Black-box Attack on LiDAR-based Object Detection
Jinyin Chen, Danxin Liao, Sheng Xiang +1
Since DNN is vulnerable to carefully crafted adversarial examples, adversarial attack on LiDAR sensors have been extensively studied. We introduce a robust black-box attack dubbed…
q-fin.ST2023★ 123 cited
Temporal and Heterogeneous Graph Neural Network for Financial Time Series Prediction
Sheng Xiang, Dawei Cheng, Chencheng Shang +2
The price movement prediction of stock market has been a classical yet challenging problem, with the attention of both economists and computer scientists. In recent years, graph ne…