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Chengxing Xie

5 accepted papers

2026

LFQA-E: Carefully Benchmarking Long-form QA Evaluation

ICLR 2026poster

Long-Form Question Answering (LFQA) involves generating comprehensive, paragraph-level responses to open-ended questions, which poses a significant challenge for evaluation due to the richness of information and flexible response format. Existing LFQA-evaluation benchmarks often lack reference answe…

Cited by 0SourceScholar
2025

DI-BENCH: Benchmarking Large Language Models on Dependency Inference with Testable Repositories at Scale

ACL 2025finding

Large Language Models have advanced automated software development, however, it remains a challenge to correctly infer dependencies, namely, identifying the internal components and external packages required for a repository to successfully run. Existing studies highlight that dependency-related iss…

2025

SWE-Fixer: Training Open-Source LLMs for Effective and Efficient GitHub Issue Resolution

ACL 2025finding

Large Language Models (LLMs) have demonstrated remarkable proficiency across a variety of complex tasks. One significant application of LLMs is in tackling software engineering challenges, particularly in resolving real-world tasks on GitHub by fixing code based on the issues reported by the users.…

2024

Can Large Language Model Agents Simulate Human Trust Behavior?

NeurIPS 2024poster

Large Language Model (LLM) agents have been increasingly adopted as simulation tools to model humans in social science and role-playing applications. However, one fundamental question remains: can LLM agents really simulate human behavior? In this paper, we focus on one critical and elemental behavi…