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Retrieval-augmented generation (RAG) enhances the question-answering (QA) abilities of large language models (LLMs) by integrating external knowledge. However, adapting general-purpose RAG systems to specialized fields such as science and…

Computation and Language · Computer Science 2025-01-28 Ran Xu , Hui Liu , Sreyashi Nag , Zhenwei Dai , Yaochen Xie , Xianfeng Tang , Chen Luo , Yang Li , Joyce C. Ho , Carl Yang , Qi He

Retrieval-Augmented Code Generation (RACG) leverages external knowledge to enhance Large Language Models (LLMs) in code synthesis, improving the functional correctness of the generated code. However, existing RACG systems largely overlook…

Cryptography and Security · Computer Science 2025-04-24 Bo Lin , Shangwen Wang , Yihao Qin , Liqian Chen , Xiaoguang Mao

Unit testing is essential for software quality assurance, yet writing and maintaining tests remains time-consuming and error-prone. To address this challenge, researchers have proposed various techniques for automating unit test generation,…

Software Engineering · Computer Science 2025-10-14 Dianshu Liao , Xin Yin , Shidong Pan , Chao Ni , Zhenchang Xing , Xiaoyu Sun

Large Language Models (LLMs) have shown strong general capabilities in many applications. However, how to make them reliable tools for some specific tasks such as automated short answer grading (ASAG) remains a challenge. We present SteLLA…

Computation and Language · Computer Science 2025-05-26 Hefei Qiu , Brian White , Ashley Ding , Reinaldo Costa , Ali Hachem , Wei Ding , Ping Chen

Large language models (LLMs) augmented with external data have demonstrated remarkable capabilities in completing real-world tasks. Techniques for integrating external data into LLMs, such as Retrieval-Augmented Generation (RAG) and…

Computation and Language · Computer Science 2024-09-24 Siyun Zhao , Yuqing Yang , Zilong Wang , Zhiyuan He , Luna K. Qiu , Lili Qiu

Retrieval Augmented Generation (RAG) is emerging as a powerful technique to enhance the capabilities of Generative AI models by reducing hallucination. Thus, the increasing prominence of RAG alongside Large Language Models (LLMs) has…

Computation and Language · Computer Science 2025-11-06 Ranul Dayarathne , Uvini Ranaweera , Upeksha Ganegoda

Assertion messages significantly enhance unit tests by clearly explaining the reasons behind test failures, yet they are frequently omitted by developers and automated test-generation tools. Despite recent advancements, Large Language…

Software Engineering · Computer Science 2025-09-25 Ahmed Aljohani , Anamul Haque Mollah , Hyunsook Do

Traditional approaches to test case generation often involve manual effort and incur significant computational overhead. Additionally, these approaches are not scalable, and hence, unsuitable for complex software systems. Recently, Large…

Software Engineering · Computer Science 2026-05-05 Kushal Jasti , Tejamani Prashanth Sahu , Rishitha Pentyala , Muvvala Mohit , Vivek Yelleti

This paper introduces a comprehensive framework for the evaluation and validation of generative language models (GLMs), with a focus on Retrieval-Augmented Generation (RAG) systems deployed in high-stakes domains such as banking. GLM…

Computation and Language · Computer Science 2024-12-10 Agus Sudjianto , Aijun Zhang , Srinivas Neppalli , Tarun Joshi , Michal Malohlava

Automated unit test generation is essential for robust software development, yet existing approaches struggle to generalize across multiple programming languages and operate within real-time development. While Large Language Models (LLMs)…

Software Engineering · Computer Science 2026-03-03 Gwihwan Go , Quan Zhang , Chijin Zhou , Zhao Wei , Yu Jiang

Recent studies have demonstrated that large language models (LLMs) exhibit significant biases in evaluation tasks, particularly in preferentially rating and favoring self-generated content. However, the extent to which this bias manifests…

Computation and Language · Computer Science 2025-12-09 Yen-Shan Chen , Jing Jin , Peng-Ting Kuo , Chao-Wei Huang , Yun-Nung Chen

Rigorous software testing is crucial for developing and maintaining high-quality code, making automated test generation a promising avenue for both improving software quality and boosting the effectiveness of code generation methods.…

Software Engineering · Computer Science 2025-02-10 Niels Mündler , Mark Niklas Müller , Jingxuan He , Martin Vechev

This paper describes Meta's TestGen-LLM tool, which uses LLMs to automatically improve existing human-written tests. TestGen-LLM verifies that its generated test classes successfully clear a set of filters that assure measurable improvement…

The rapid integration of Large Language Models (LLMs) into software engineering practice is reshaping how software testing activities are performed. LLMs are increasingly used to support software testing. Consequently, software testing…

Software Engineering · Computer Science 2026-03-30 Peng Yang , Yunfeng Zhu , Chao Chang , Shengcheng Yu , Zhenyu Chen , Yong Tang

Large language models (LLMs) are increasingly explored as general-purpose reasoners, particularly in agentic contexts. However, their outputs remain prone to mathematical and logical errors. This is especially challenging in open-ended…

Artificial Intelligence · Computer Science 2025-05-30 Agnieszka Mensfelt , Kostas Stathis , Vince Trencsenyi

Retrieval Augmented Generation (RAG) improves correctness of Question Answering (QA) and addresses hallucinations in Large Language Models (LLMs), yet greatly increase computational costs. Besides, RAG is not always needed as may introduce…

Automatically graded programming assignments provide instant feedback to students and significantly reduce manual grading time for instructors. However, creating comprehensive suites of test cases for programming problems within automatic…

Computers and Society · Computer Science 2024-12-30 Umar Alkafaween , Ibrahim Albluwi , Paul Denny

Large Language Models (LLMs) are becoming essential tools for various natural language processing tasks but often suffer from generating outdated or incorrect information. Retrieval-Augmented Generation (RAG) addresses this issue by…

In the contemporary landscape of technological advancements, the automation of manual processes is crucial, compelling the demand for huge datasets to effectively train and test machines. This research paper is dedicated to the exploration…

Software Engineering · Computer Science 2024-04-17 S Deepika Sri , Mohammed Aadil S , Sanjjushri Varshini R , Raja CSP Raman , Gopinath Rajagopal , S Taranath Chan

Large Language Models (LLMs) have recently gained attention due to their ability to understand and generate sophisticated human-like content. However, ensuring their safety is paramount as they might provide harmful and unsafe responses.…

Software Engineering · Computer Science 2025-01-29 Miriam Ugarte , Pablo Valle , José Antonio Parejo , Sergio Segura , Aitor Arrieta