Pick and Choose: A GNN-based Imbalanced Learning Approach for Fraud Detection

Yang Liu, Xiang Ao, Zidi Qin, +4

Fraud DetectionEngineeringMachine LearningClass Imbalance ProblemGraph Processing +16

AUC-oriented Graph Neural Network for Fraud Detection

Mengda Huang, Yang Liu, Xiang Ao, +5

Proceedings of the ACM Web Conference 2022

Fraud DetectionArtificial IntelligenceEngineeringMachine LearningNetwork Analysis +14

Reliable Representations Make A Stronger Defender

Kuan Li, Yang Liu, Xiang Ao, +4

Proceedings of the 28th ACM SIGKDD Conference on Knowledge Discovery and Data Mining

Artificial IntelligenceGraph Representation LearningMachine LearningEngineeringGame Theory +19

PolicyQA: A Reading Comprehension Dataset for Privacy Policies

Wasi Uddin Ahmad, Jianfeng Chi, Yuan Tian, +1

Privacy ProtectionEngineeringPolicy DocumentsLanguage ProcessingText Mining +15

Llama Guard: LLM-based Input-Output Safeguard for Human-AI Conversations

Hakan Inan, Kartikeya Upasani, Jianfeng Chi, +8

arXiv (Cornell University)

Artificial IntelligenceLlm Fine-tuningEngineeringCommunicationLarge Language Model +18

Credit Risk and Limits Forecasting in E-Commerce Consumer Lending Service via Multi-view-aware Mixture-of-experts Nets

Ting Liang, Guanxiong Zeng, Qiwei Zhong, +4

Artificial IntelligenceForecasting MethodologyIntelligent Information ProcessingEngineeringMachine Learning +24

Privacy Partition: A Privacy-Preserving Framework for Deep Neural Networks in Edge Networks

Jianfeng Chi, Emmanuel Owusu, Xuwang Yin, +9

Privacy ProtectionEngineeringMachine LearningInformation SecurityIot Security +19

Intent Classification and Slot Filling for Privacy Policies

Wasi Uddin Ahmad, Jianfeng Chi, Tu Le, +3

Privacy ProtectionEngineeringInformation SecuritySlot FillingLanguage Processing +19

Learning to Undersampling for Class Imbalanced Credit Risk Forecasting

Jianfeng Chi, Guanxiong Zeng, Qiwei Zhong, +4

Artificial IntelligenceEngineeringMachine LearningMeta-learningCredit Risk +14

Hybrid Batch Attacks: Finding Black-box Adversarial Examples with Limited Queries

Fnu Suya, Jianfeng Chi, David Evans, +1

arXiv (Cornell University)

Artificial IntelligenceEngineeringMachine LearningInformation SecurityAi Safety +14