Mingjian Guang

A Novel Information-Entropy-Based Feature Extraction Method for Transaction Fraud Detection

2021

Machine learning methods are widely used in transaction fraud detection. The information-entropy-based feature extraction methods have been employed to improve the machine learning methods for fraud detection. However, the following two aspects have been ignored …

Graph Multi-Convolution and Attention Pooling for Graph Classification

2024 · IEEE Transactions on Pattern Analysis and Machine Intelligence

Many studies have achieved excellent performance in analyzing graph-structured data. However, learning graph-level representations for graph classification is still a challenging task. Existing graph classification methods usually pay less attention to the fusion of node …