collaborators

6 papers

cs.CY2026

Fairness Testing of Large Language Models in Role-Playing

Xinyue Li, Zhenpeng Chen, Jie M. Zhang +6

Large Language Models (LLMs) have become foundational in modern language-driven software applications, profoundly influencing daily life. A critical technique in leveraging their p…

cs.SE2026

Promptware Engineering: Software Engineering for Prompt-Enabled Systems

Zhenpeng Chen, Chong Wang, Weisong Sun +3

Large Language Models (LLMs) are increasingly integrated into software applications, giving rise to a broad class of prompt-enabled systems, in which prompts serve as the primary '…

cs.AI2026

FairMedQA: Benchmarking Bias in Large Language Models for Medical Question Answering

Ying Xiao, Jie Huang, Ruijuan He +6

Large language models (LLMs) are approaching expert-level performance in medical question answering (QA), demonstrating strong potential to improve public healthcare. However, unde…

cs.LG2025

Software Fairness Dilemma: Is Bias Mitigation a Zero-Sum Game?

Zhenpeng Chen, Xinyue Li, Jie M. Zhang +5

Fairness is a critical requirement for Machine Learning (ML) software, driving the development of numerous bias mitigation methods. Previous research has identified a leveling-down…

cs.SE2025

LLM-Powered Test Case Generation for Detecting Bugs in Plausible Programs

Kaibo Liu, Zhenpeng Chen, Yiyang Liu +7

Detecting tricky bugs in plausible programs, those that pass existing test suites yet still contain bugs, remains a significant challenge in software testing. To address this probl…

cs.SE2025

Personality-Guided Code Generation Using Large Language Models

Yaoqi Guo, Zhenpeng Chen, Jie M. Zhang +2

Code generation, the automatic creation of source code from natural language descriptions, has garnered significant attention due to its potential to streamline software developmen…