Publications

ICML'26

BOOSTAPR: Boosting Automated Program Repair via Execution-Grounded Reinforcement Learning with Dual Reward Models

Yuanhao Li, Hongbo Wang, Xiaotang Shang, Xunzhu Tang, Yiming Cao, Xuhong Chen

ICML page

ACM HEALTH

RETHiNK: Simulating Human Reasoning via Multi-LLM Debate for Cognitive Reframing of Negative Thoughts

Xiaomeng Wang, Dharmendra Sharma, Dinesh Kumar, Xunzhu Tang

ACM Transactions on Computing for Healthcare

FSE'26 IVR

Who Wrote This Patch? Toward Accountable Automated Program Repair

Huaijin Ran, Haoyi Zhang, Kisub Kim, Xunzhu Tang

Ideas, Visions and Reflections track

FSE'26 IVR

The Watermark Paradox: How Provenance Verification Paves the Road to Camouflaged Backdoors

Haoyi Zhang, Huaijin Ran, Kisub Kim, Xunzhu Tang

Ideas, Visions and Reflections track

FSE'26 Poster

ConstantGuard: Lattice-Based Taint Analysis for Timing Side-Channel Risk Detection in C Code

Haoyi Zhang, Huaijin Ran, Tianfeng Liang, Md Maruf Hasan, Xunzhu Tang

Code

FSE'26 Poster

WasmCert: A Reproducible Hybrid Security Analysis Prototype for WebAssembly

Haoyi Zhang, Huaijin Ran, Tianfeng Liang, Md Maruf Hasan, Xunzhu Tang

FSE'26 Poster

SPECTRA: Specification-Oriented Static Analysis for Smart Contract Security and Behavioral Contract Inference

Haoyi Zhang, Huaijin Ran, Tianfeng Liang, Md Maruf Hasan, Xunzhu Tang

ICSE'26 Poster

Exploring Large Language Models for Compliance Violation Detection in Android Apps

Huaijin Ran, Haoyi Zhang, Xunzhu Tang

TOSEM'25 / ICSE'26 J1st

Just-in-Time Detection of Silent Security Patches

Xunzhu Tang, Kisub Kim, Saad Ezzini, Yewei Song, Haoye Tian, Jacques Klein, Tegawendé F. Bissyandé

First AuthorPresented at ICSE'26 Journal-first

TOSEM'25

LLMDA: Boosting Open-Source LLMs for Program Repair via Reasoning Transfer and LLM-Guided Reinforcement Learning

Xunzhu Tang, Jacques Klein, Tegawendé F. Bissyandé

First Author

EMSE'25

Learning to Represent Code Changes

Xunzhu Tang, Haoye Tian, Weiguo Pian, Saad Ezzini, Abdoul Kader Kabore, Andrew Habib, Kisub Kim, Jacques Klein, Tegawendé F. Bissyandé

First Author

ACL'25 Findings

SynFix: Dependency-Aware Program Repair via RelationGraph Analysis

Xunzhu Tang, Jiechao Gao, Jin Xu, Tiezhu Sun, Yewei Song, Saad Ezzini, Wendkûuni C. Ouédraogo, Jacques Klein, Tegawendé Bissyande

First Author

ICSME'25 NIER

ExpertCache: GPU-Efficient MoE Inference through Reinforcement Learning-Guided Expert Selection

Xunzhu Tang, Tiezhu Sun, Yewei Song, Siyuan Ma, Jacques Klein, Tegawendé Bissyande

First Author

ICSME'25 NIER

MalLoc: Towards Fine-grained Android Malicious Payload Localization via LLMs

Tiezhu Sun, Marco Alecci, Aleksandr Pilgun, Yewei Song, Xunzhu Tang, Jordan Samhi, Tegawendé F. Bissyandé, Jacques Klein

ASE'25 NIER

RAML: Toward Retrieval-Augmented Localization of Malicious Payloads in Android Apps

Tiezhu Sun, Marco Alecci, Yewei Song, Xunzhu Tang, Kisub Kim, Jordan Samhi, Tegawendé F. Bissyandé, Jacques Klein

ASE'25 NIER

Measuring LLM Code Generation Stability via Structural Entropy

Yewei Song, Tiezhu Sun, Xunzhu Tang, Prateek Kumar Rajput, Tegawendé F. Bissyandé, Jacques Klein

EASE'25

CallNavi: A Challenge and Empirical Study on LLM Function Calling and Routing

Yewei Song, Xunzhu Tang, Cedric Lothritz, Saad Ezzini, Jacques Klein, Tegawendé Bissyande, Andrey Boytsov, Ulrick Ble, Anne Goujon

ICSE'25

HedgeCode: A Multi-Task Hedging Contrastive Learning Framework for Code Search

Gong Chen, Xiaoyuan Xie, Xunzhu Tang, Qi Xin, Wenjie Liu

EMNLP'24

CodeAgent: Autonomous Communicative Agents for Code Review

Xunzhu Tang*, Kisub Kim, Yewei Song, Cedric Lothritz, Bei Li, Saad Ezzini, Haoye Tian*, Jacques Klein, Tegawendé F. Bissyande

First Author · Flagship PDF Code

TOSEM'24

You Don't Have to Say Where to Edit! Joint Learning to Localize and Edit Source Code

Weiguo Pian, Yinghua Li, Haoye Tian, Tiezhu Sun, Yewei Song, Xunzhu Tang, Andrew Habib, Jacques Klein, Tegawendé F. Bissyande

PDF

ASE'24

DataRecipe — How to Cook the Data for CodeLLM?

Kisub Kim, Jounghoon Kim, Byeongjo Park, Dongsun Kim, Chun Yong Chong, Yuan Wang, Tiezhu Sun, Xunzhu Tang, Jacques Klein, Tegawendé F Bissyandé

EMSE'24 / ASE'24 J1st

App Review Driven Collaborative Bug Finding

Xunzhu Tang, Haoye Tian, Pingfan Kong, Saad Ezzini, Kui Liu, Xin Xia, Jacques Klein, Tegawendé F. Bissyandé

First Author PDF

NAACL'24

VisLingInstruct: Elevating Zero-Shot Learning in Multi-Modal Language Models with Autonomous Instruction Optimization

Dongsheng Zhu, Xunzhu Tang, Weidong Han, Jinghui Lu, Yukun Zhao, Guoliang Xing, Junfeng Wang, Dawei Yin

PDF

ACL'24 Short

Revisiting Code Similarity Evaluation with Abstract Syntax Tree Edit Distance

Yewei Song, Cedric Lothritz, Xunzhu Tang, Tegawende F. Bissyande, Jacques Klein

ICSE'24 Poster

Learning to Represent Patches

Xunzhu Tang, Haoye Tian, Zhenghan Chen, Weiguo Pian, Saad Ezzini, Abdoul Kader Kabore, Andrew Habib, Jacques Klein, Tegawende F. Bissyande

First Author PDF

ICSE'24 SEIP

Enhancing Text-to-SQL Translation for Financial System Design

Yewei Song, Saad Ezzini, Xunzhu Tang, Cedric Lothritz, Jacques Klein, Tegawende Bissyande, Andrey Boytsov, Ulrick Ble, Anne Goujon

PDF

ICLR'24 Tiny

Semantic Patch Embedding for Security Detection: A Fine-to-Coarse Grained Approach

Xunzhu Tang, Yewei Song, Haoye Tian, Zhenghan Chen, Jacques Klein, Tegawendé F. Bissyande

First Author PDF

Neurocomputing'24

A Large-Scale Microblog Dataset and Stock Movement Prediction Based on Supervised Contrastive Learning Model

Song Yang, Xunzhu Tang

ACM MM'23

LGFat-RGCN: Faster Attention with Heterogeneous RGCN for Medical ICD Coding Generation

Zhenghan Chen, Changzeng Fu, Ruoxue Wu, Ye Wang, Xunzhu Tang*, Xiaoxuan Liang

PDF

ASE'23

Delving into Commit-Issue Correlation to Enhance Commit Message Generation Models

Liran Wang, Xunzhu Tang, Yichen He, Changyu Ren, Shuhua Shi, Chaoran Yan, Zhoujun Li

PDF

AAAI'23

MetaTPTrans: A Meta Learning Approach for Multilingual Code Representation Learning

Weiguo Pian, Hanyu Peng, Xunzhu Tang, Tiezhu Sun, Haoye Tian, Andrew Habib, Jacques Klein, Tegawendé F Bissyandé

Acceptance rate 19.6% (1,721/8,777) PDF

AAAI'23 W3PHIAI

Automatically Extracting Information in Medical Dialogue: Expert System And Attention for Labelling

Xinshi Wang, Xunzhu Tang

PDF

DASFAA'23 Workshop

Multi-domain Fake News Detection with Fuzzy Labels

Zhenghan Chen, Changzeng Fu, Xunzhu Tang

ASE'22

Is this Change the Answer to that Problem? Correlating Descriptions of Bug and Code Changes for Evaluating Patch Correctness

Haoye Tian, Xunzhu Tang, Andrew Habib, Shangwen Wang, Kui Liu, Xin Xia, Jacques Klein, Tegawendé F. Bissyandé

Acceptance rate 22.0% (116/527) PDF

DASFAA'22

HieNet: Bidirectional Hierarchy Framework for Automated ICD Coding

Shi Wang, Daniel Tang*, Luchen Zhang, Huilin Li, Ding Han

Acceptance rate 18% (72/400) PDF

TOSEM Revision

Reinforcement Learning-Guided Chain-of-Draft for Token-Efficient Code Generation

Xunzhu Tang, Iyiola Emmanuel Olatunji, Tiezhu Sun, Jacques Klein, Tegawendé F. Bissyandé

First Author

TOSEM Revision

GDPR-Bench-Android: A Benchmark for Evaluating Automated GDPR Compliance Detection in Android

Huaijin Ran, Haoyi Zhang, Xunzhu Tang

TOSEM Revision

Defusing the Trigger: Plug-and-Play Defense for Backdoored LLMs via Tail-Risk Intrinsic Geometric Smoothing

Kaisheng Fan, Weizhe Zhang, Yishu Gao, Tegawendé F. Bissyandé, Xunzhu Tang

TOSEM Revision

Intelligent Agents for Software Engineering: A Systematic Literature Review

Haoyi Zhang, Huaijin Ran, Xunzhu Tang

TOSEM Revision

On the Diffusion of Test Smells in LLM-Generated Unit Tests

Wendkûuni C. Ouédraogo, Yinghua Li, Xueqi Dang, Xunzhu Tang, Anil Koyuncu, Jacques Klein, David Lo, Tegawendé F. Bissyandé

arXiv:2304.11938

Is ChatGPT the Ultimate Programming Assistant: How Far Is It?

Haoye Tian, Weiqi Lu, Tsz On Li, Xunzhu Tang, Shing-Chi Cheung, Jacques Klein, Tegawendé F. Bissyandé

arXiv:2408.11788

DreamFactory: Pioneering Multi-Scene Long Video Generation with a Multi-Agent Framework

Zhifei Xie, Daniel Tang, Dingwei Tan, Jacques Klein, Tegawendé F. Bissyandé, Saad Ezzini

arXiv:2410.18107

In-Context Code-Text Learning for Bimodal Software Engineering

Xunzhu Tang, Liran Wang, Yonghui Liu, Linzheng Chai, Jian Yang, Zhoujun Li, Haoye Tian, Jacques Klein, Tegawendé F. Bissyandé

First Author

arXiv:2507.11092

MT4DP: Data Poisoning Attack Detection for DL-Based Code Search Models via Metamorphic Testing

Gong Chen, Wenjie Liu, Xiaoyuan Xie, Xunzhu Tang, Tegawendé F. Bissyandé, Songqiang Chen

arXiv:2301.12850

GE-Blender: Graph-Based Knowledge Enhancement for Blender

Xiaolei Lian, Xunzhu Tang, Yue Wang

2026 // 9 accepted, including 1 Journal First

2025 // 9 papers

2024 // 10 papers

2023 // 5 papers

2022 // 2 papers

TOSEM Revision // 5 manuscripts

Preprints // 5 selected manuscripts