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Unit testing attempts to validate the correctness of basic units of the software system under test and has a crucial role in software development and testing. Very recent work proposes a retrieve-and-edit approach to generate unit test…

Software Engineering · Computer Science 2025-02-25 Quanjun Zhang , Chunrong Fang , Yi Zheng , Ruixiang Qian , Shengcheng Yu , Yuan Zhao , Jianyi Zhou , Yun Yang , Tao Zheng , Zhenyu Chen

Unit testing validates the correctness of the unit under test and has become an essential activity in software development process. A unit test consists of a test prefix that drives the unit under test into a particular state, and a test…

Software Engineering · Computer Science 2023-09-20 Weifeng Sun , Hongyan Li , Meng Yan , Yan Lei , Hongyu Zhang

Large language models (LLMs) exhibit remarkable generative capabilities but often suffer from hallucinations. Retrieval-augmented generation (RAG) offers an effective solution by incorporating external knowledge, but existing methods still…

Computation and Language · Computer Science 2024-12-17 Xiaoxi Li , Jiajie Jin , Yujia Zhou , Yongkang Wu , Zhonghua Li , Qi Ye , Zhicheng Dou

Security in code generation remains a pivotal challenge when applying large language models (LLMs). This paper introduces RefleXGen, an innovative method that significantly enhances code security by integrating Retrieval-Augmented…

Software Engineering · Computer Science 2025-10-29 Bin Wang , Hui Li , AoFan Liu , BoTao Yang , Ao Yang , YiLu Zhong , Weixiang Huang , Yanping Zhang , Runhuai Huang , Weimin Zeng

Automated unit test generation has been widely studied, with Large Language Models (LLMs) recently showing significant potential. Moreover, in the context of unit test generation, these tools prioritize high code coverage, often at the…

Software Engineering · Computer Science 2024-10-18 Zhe Zhang , Xingyu Liu , Yuanzhang Lin , Xiang Gao , Hailong Sun , Yuan Yuan

Despite the recent advancements in Large Language Models (LLMs), which have significantly enhanced the generative capabilities for various NLP tasks, LLMs still face limitations in directly handling retrieval tasks. However, many practical…

Computation and Language · Computer Science 2024-10-03 Jintian Zhang , Cheng Peng , Mengshu Sun , Xiang Chen , Lei Liang , Zhiqiang Zhang , Jun Zhou , Huajun Chen , Ningyu Zhang

In real-world software engineering tasks, solving a problem often requires understanding and modifying multiple functions, classes, and files across a large codebase. Therefore, on the repository level, it is crucial to extract the relevant…

Software Engineering · Computer Science 2024-09-25 Jicheng Wang , Yifeng He , Hao Chen

Machine learning (ML) holds great promise for clinical applications but is often hindered by limited access to high-quality data due to privacy concerns, high costs, and long timelines associated with clinical trials. While large language…

Computation and Language · Computer Science 2026-03-27 Zerui Xu , Fang Wu , Yingzhou Lu , Yuanyuan Zhang , Yue Zhao

The automated generation of test code can reduce the time and effort required to build software while increasing its correctness and robustness. In this paper, we present RE-ASSERT, an approach for the automated generation of JUnit test…

Software Engineering · Computer Science 2020-11-20 Robert White , Jens Krinke

Assertion-Based Verification (ABV) is a crucial method for ensuring that logic designs conform to their architectural specifications. However, existing assertion generation methods primarily rely on information either from the design…

Hardware Architecture · Computer Science 2025-09-19 Yonghao Wang , Jiaxin Zhou , Hongqin Lyu , Zhiteng Chao , Tiancheng Wang , Huawei Li

Large language models (LLMs) inherently display hallucinations since the precision of generated texts cannot be guaranteed purely by the parametric knowledge they include. Although retrieval-augmented generation (RAG) systems enhance the…

Artificial Intelligence · Computer Science 2025-02-18 Bingyu Wan , Fuxi Zhang , Zhongpeng Qi , Jiayi Ding , Jijun Li , Baoshi Fan , Yijia Zhang , Jun Zhang

Assertion-based verification (ABV) serves as a crucial technique for ensuring that register-transfer level (RTL) designs adhere to their specifications. While Large Language Model (LLM) aided assertion generation approaches have recently…

Hardware Architecture · Computer Science 2025-09-30 Hongqin Lyu , Yonghao Wang , Yunlin Du , Mingyu Shi , Zhiteng Chao , Wenxing Li , Tiancheng Wang , Huawei Li

Large language models (LLMs) have significantly benefited from training on diverse, high-quality task-specific data, leading to impressive performance across a range of downstream applications. Current methods often rely on human-annotated…

Computation and Language · Computer Science 2024-10-23 Qintong Li , Jiahui Gao , Sheng Wang , Renjie Pi , Xueliang Zhao , Chuan Wu , Xin Jiang , Zhenguo Li , Lingpeng Kong

Information retrieval systems are crucial for enabling effective access to large document collections. Recent approaches have leveraged Large Language Models (LLMs) to enhance retrieval performance through query augmentation, but often rely…

Information Retrieval · Computer Science 2025-04-15 Pengcheng Jiang , Jiacheng Lin , Lang Cao , Runchu Tian , SeongKu Kang , Zifeng Wang , Jimeng Sun , Jiawei Han

Retrieval-Augmented Generation (RAG) has been widely adopted to enhance Large Language Models (LLMs) in knowledge-intensive tasks. To enhance credibility and verifiability in RAG systems, Attributed Text Generation (ATG) is proposed, which…

Computation and Language · Computer Science 2025-05-26 Sirui Xia , Xintao Wang , Jiaqing Liang , Yifei Zhang , Weikang Zhou , Jiaji Deng , Fei Yu , Yanghua Xiao

Retrieval-augmented generation has gained significant attention due to its ability to integrate relevant external knowledge, enhancing the accuracy and reliability of the LLMs' responses. Most of the existing methods apply a dynamic…

Computation and Language · Computer Science 2025-01-13 Liang Xiao , Wen Dai , Shuai Chen , Bin Qin , Chongyang Shi , Haopeng Jing , Tianyu Guo

Retrieval Augmented Generation (RAG) has advanced software engineering tasks but remains underexplored in unit test generation. To bridge this gap, we investigate the efficacy of RAG-based unit test generation for machine learning (ML/DL)…

Software Engineering · Computer Science 2025-10-20 Jiho Shin , Nima Shiri Harzevili , Reem Aleithan , Hadi Hemmati , Song Wang

Retrieval-Augmented Generation allows to enhance Large Language Models with external knowledge. In response to the recent popularity of generative LLMs, many RAG approaches have been proposed, which involve an intricate number of different…

Computation and Language · Computer Science 2024-07-02 David Rau , Hervé Déjean , Nadezhda Chirkova , Thibault Formal , Shuai Wang , Vassilina Nikoulina , Stéphane Clinchant

Verifiable generation aims to let the large language model (LLM) generate text with supporting documents, which enables the user to flexibly verify the answer and makes the LLM's output more reliable. Retrieval plays a crucial role in…

Computation and Language · Computer Science 2024-03-28 Xiaonan Li , Changtai Zhu , Linyang Li , Zhangyue Yin , Tianxiang Sun , Xipeng Qiu

Commonsense generation is a challenging task of generating a plausible sentence describing an everyday scenario using provided concepts. Its requirement of reasoning over commonsense knowledge and compositional generalization ability even…

Computation and Language · Computer Science 2021-05-25 Han Wang , Yang Liu , Chenguang Zhu , Linjun Shou , Ming Gong , Yichong Xu , Michael Zeng
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