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Related papers: Repository-level Code Search with Neural Retrieval…

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Large Language Models (LLMs) excel in code generation yet struggle with modern AI software engineering tasks. Unlike traditional function-level or file-level coding tasks, AI software engineering requires not only basic coding proficiency…

Software Engineering · Computer Science 2025-03-20 Siru Ouyang , Wenhao Yu , Kaixin Ma , Zilin Xiao , Zhihan Zhang , Mengzhao Jia , Jiawei Han , Hongming Zhang , Dong Yu

The task of repository-level code completion is to continue writing the unfinished code based on a broader context of the repository. While for automated code completion tools, it is difficult to utilize the useful information scattered in…

Computation and Language · Computer Science 2023-10-23 Fengji Zhang , Bei Chen , Yue Zhang , Jacky Keung , Jin Liu , Daoguang Zan , Yi Mao , Jian-Guang Lou , Weizhu Chen

Bug localization in multi-repository microservice architectures is challenging due to the semantic gap between natural language bug reports and code, LLM context limitations, and the need to first identify the correct repository. We propose…

Software Engineering · Computer Science 2025-12-08 Amirkia Rafiei Oskooei , S. Selcan Yukcu , Mehmet Cevheri Bozoglan , Mehmet S. Aktas

Bug localization remains a critical yet time-consuming challenge in large-scale software repositories. Traditional information retrieval-based bug localization (IRBL) methods rely on unchanged bug descriptions, which often contain noisy…

Software Engineering · Computer Science 2025-12-09 Genevieve Caumartin , Glaucia Melo

Automated program repair (APR) struggles to scale from isolated functions to full repositories, as it demands a global, task-aware understanding to locate necessary changes. Current methods, limited by context and reliant on shallow…

Software Engineering · Computer Science 2026-03-03 Zhongqiang Pan , Chuanyi Li , Wenkang Zhong , Yi Feng , Bin Luo , Vincent Ng

Large Language Models (LLMs) have greatly advanced code auto-completion systems, with a potential for substantial productivity enhancements for developers. However, current benchmarks mainly focus on single-file tasks, leaving an assessment…

Computation and Language · Computer Science 2023-10-05 Tianyang Liu , Canwen Xu , Julian McAuley

Large language models with billions of parameters, such as GPT-3.5, GPT-4, and LLaMA, are increasingly prevalent. Numerous studies have explored effective prompting techniques to harness the power of these LLMs for various research…

Computation and Language · Computer Science 2024-03-28 Hai-Long Nguyen , Duc-Minh Nguyen , Tan-Minh Nguyen , Ha-Thanh Nguyen , Thi-Hai-Yen Vuong , Ken Satoh

Repository-level code completion has drawn great attention in software engineering, and several benchmark datasets have been introduced. However, existing repository-level code completion benchmarks usually focus on a limited number of…

Computation and Language · Computer Science 2024-10-29 Jiaheng Liu , Ken Deng , Congnan Liu , Jian Yang , Shukai Liu , He Zhu , Peng Zhao , Linzheng Chai , Yanan Wu , Ke Jin , Ge Zhang , Zekun Wang , Guoan Zhang , Bangyu Xiang , Wenbo Su , Bo Zheng

Modern retrieval systems do not rely on a single ranking model to construct their rankings. Instead, they generally take a cascading approach where a sequence of ranking models are applied in multiple re-ranking stages. Thereby, they…

Information Retrieval · Computer Science 2025-04-17 Harrie Oosterhuis , Rolf Jagerman , Zhen Qin , Xuanhui Wang

Automatically generating bug reproduction tests (BRT) from issue descriptions is crucial for software maintenance. LLM-based approaches have shown great potential for this task. Their effectiveness heavily relies on retrieving high-quality…

Software Engineering · Computer Science 2026-04-22 Junyi Wang , Jialun Cao , Zhongxin Liu

Scientific retrieval is essential for advancing scientific knowledge discovery. Within this process, document reranking plays a critical role in refining first-stage retrieval results. However, standard LLM listwise reranking faces…

Information Retrieval · Computer Science 2025-08-19 Runchu Tian , Xueqiang Xu , Bowen Jin , SeongKu Kang , Jiawei Han

The escalating complexity of modern codebases has intensified the need for retrieval systems capable of interpreting cross-component change intents, a capability fundamentally absent in conventional function-level search paradigms. While…

Software Engineering · Computer Science 2025-10-30 Aofan Liu , Shiyuan Song , Haoxuan Li , Cehao Yang , Yiyan Qi

Supervised ranking methods based on bi-encoder or cross-encoder architectures have shown success in multi-stage text ranking tasks, but they require large amounts of relevance judgments as training data. In this work, we propose Listwise…

Information Retrieval · Computer Science 2023-05-04 Xueguang Ma , Xinyu Zhang , Ronak Pradeep , Jimmy Lin

Multimodal document retrieval systems enable information access across text, images, and layouts, benefiting various domains like document-based question answering, report analysis, and interactive content summarization. Rerankers improve…

Artificial Intelligence · Computer Science 2025-06-24 Mingjun Xu , Jinhan Dong , Jue Hou , Zehui Wang , Sihang Li , Zhifeng Gao , Renxin Zhong , Hengxing Cai

While language models (LMs) have proven remarkably adept at generating code, many programs are challenging for LMs to generate using their parametric knowledge alone. Providing external contexts such as library documentation can facilitate…

Software Engineering · Computer Science 2025-02-28 Zora Zhiruo Wang , Akari Asai , Xinyan Velocity Yu , Frank F. Xu , Yiqing Xie , Graham Neubig , Daniel Fried

Large language models (LLMs) have demonstrated remarkable capabilities in code generation tasks. However, repository-level code generation presents unique challenges, particularly due to the need to utilize information spread across…

Software Engineering · Computer Science 2025-11-24 Zhiyuan Pan , Xing Hu , Xin Xia , Xiaohu Yang

This paper introduces a novel code-to-code search technique that enhances the performance of Large Language Models (LLMs) by including both static and dynamic features as well as utilizing both similar and dissimilar examples during…

Software Engineering · Computer Science 2024-04-17 Anthony Saieva , Saikat Chakraborty , Gail Kaiser

General-purpose automated software engineering (ASE) includes tasks such as code completion, retrieval, repair, QA, and summarization. These tasks require a code retrieval system that can handle specific queries about code entities, or code…

Software Engineering · Computer Science 2025-10-01 Pratik Shah , Rajat Ghosh , Aryan Singhal , Debojyoti Dutta

Code search has usually been evaluated as first-stage retrieval, even though production systems rely on broader pipelines with reranking and developer-style queries. Existing benchmarks also suffer from data contamination, label noise, and…

Software Engineering · Computer Science 2026-05-11 Siqiao Xue , Zihan Liao , Jin Qin , Ziyin Zhang , Yixiang Mu , Fan Zhou , Hang Yu

The Query-By-Document (QBD) problem is an information retrieval problem where the query is a document, and the retrieved candidates are documents that match the query document, often in a domain or query specific manner. This can be crucial…

Information Retrieval · Computer Science 2025-05-09 Sriram Gopalakrishnan , Sunandita Patra