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Modern code review is a ubiquitous software quality assurance process aimed at identifying potential issues within newly written code. Despite its effectiveness, the process demands large amounts of effort from the human reviewers involved.…

Software Engineering · Computer Science 2025-08-14 Hong Yi Lin , Patanamon Thongtanunam , Christoph Treude , Michael W. Godfrey , Chunhua Liu , Wachiraphan Charoenwet

Despite the popularity and importance of modern code review, the understanding of the cognitive processes that enable reviewers to analyze code and provide meaningful feedback is lacking. To address this gap, we observed and interviewed ten…

Software Engineering · Computer Science 2025-03-28 Pavlína Wurzel Gonçalves , Pooja Rani , Margaret-Anne Storey , Diomidis Spinellis , Alberto Bacchelli

Recently, automatic code comment generation is proposed to facilitate program comprehension. Existing code comment generation techniques focus on describing the functionality of the source code. However, there are other aspects such as…

Software Engineering · Computer Science 2018-07-09 Mohammad Masudur Rahman , Chanchal K. Roy , Iman Keivanloo

Previous studies have shown that high-quality code comments assist developers in program comprehension and maintenance tasks. However, the semi-structured nature of comments, unclear conventions for writing good comments, and the lack of…

Software Engineering · Computer Science 2021-07-27 Pooja Rani

Comment updating is an emerging task in software evolution that aims to automatically revise source code comments in accordance with code changes. This task plays a vital role in maintaining code-comment consistency throughout software…

Software Engineering · Computer Science 2025-12-11 Qingyuan Liang , Zeyu Sun , Qihao Zhu , Junhao Hu , Yifan Zhao , Yakun Zhang , Lu Zhang

State-of-the-art large language models (LLMs) have demonstrated impressive code generation capabilities but struggle with real-world software engineering tasks, such as revising source code to address code reviews, hindering their practical…

Software Engineering · Computer Science 2025-06-03 Hong Yi Lin , Chunhua Liu , Haoyu Gao , Patanamon Thongtanunam , Christoph Treude

During code reviews, an essential step in software quality assurance, reviewers have the difficult task of understanding and evaluating code changes to validate their quality and prevent introducing faults to the codebase. This is a tedious…

Software Engineering · Computer Science 2024-05-14 Doriane Olewicki , Sarra Habchi , Bram Adams

Identifying and addressing security issues during the early phase of the development lifecycle is critical for mitigating the long-term negative impacts on software systems. Code review serves as an effective practice that enables…

Software Engineering · Computer Science 2025-10-31 Fang Liu , Simiao Liu , Yinghao Zhu , Xiaoli Lian , Li Zhang

A central function of code review is to increase understanding; helping reviewers understand a code change aids in knowledge transfer and finding bugs. Comments in code largely serve a similar purpose, helping future readers understand the…

Software Engineering · Computer Science 2022-04-04 Nikitha Rao , Jason Tsay , Martin Hirzel , Vincent J. Hellendoorn

Code review is critical for ensuring software quality and maintainability. With the rapid growth in software scale and complexity, code review has become a bottleneck in the development process because of its time-consuming and…

Software Engineering · Computer Science 2026-02-24 Yuxin Zhang , Yuxia Zhang , Zeyu Sun , Yanjie Jiang , Hui Liu

Background: Modern Code Review (MCR) is a key component for delivering high-quality software and sharing knowledge among developers. Effective reviews require an in-depth understanding of the code and demand from the reviewers to…

Software Engineering · Computer Science 2024-02-16 Michael Unterkalmsteiner , Deepika Badampudi , Ricardo Britto , Nauman bin Ali

Comments in software are critical for maintenance and reuse. But apart from prescriptive advice, there is little practical support or quantitative understanding of what makes a comment useful. In this paper, we introduce the task of…

Software Engineering · Computer Science 2018-06-13 Annie Louis , Santanu Kumar Dash , Earl T. Barr , Charles Sutton

The deep learning revolution has strongly impacted low-level image processing tasks such as style/domain transfer, enhancement/restoration, and visual quality assessments. Despite often being treated separately, the aforementioned tasks…

Image and Video Processing · Electrical Eng. & Systems 2025-08-26 Abhinau K. Venkataramanan , Cosmin Stejerean , Ioannis Katsavounidis , Hassene Tmar , Alan C. Bovik

As an integral part of source code files, code comments help improve program readability and comprehension. However, developers sometimes do not comment on their program code adequately due to the incurred extra efforts, lack of relevant…

Software Engineering · Computer Science 2019-07-31 Xiaotao Song , Hailong Sun , Xu Wang , Jiafei Yan

Context: Learning-based automatic program repair techniques are showing promise to provide quality fix suggestions for detected bugs in the source code of the software. These tools mostly exploit historical data of buggy and fixed code…

Software Engineering · Computer Science 2020-10-07 Faria Huq , Masum Hasan , Mahim Anzum Haque Pantho , Sazan Mahbub , Anindya Iqbal , Toufique Ahmed

Code review is a crucial but often complex, subjective, and time-consuming activity in software development. Over the past decades, significant efforts have been made to automate this process. Early approaches focused on knowledge-based…

Software Engineering · Computer Science 2025-02-11 Imen Jaoua , Oussama Ben Sghaier , Houari Sahraoui

Code review is a practice widely adopted in open source and industrial projects. Given the non-negligible cost of such a process, researchers started investigating the possibility of automating specific code review tasks. We recently…

Software Engineering · Computer Science 2022-01-19 Rosalia Tufano , Simone Masiero , Antonio Mastropaolo , Luca Pascarella , Denys Poshyvanyk , Gabriele Bavota

Code review is an important practice in software development, yet it is time-consuming and requires substantial effort. While open-source datasets have been used to train neural models for automating code review tasks, including review…

Software Engineering · Computer Science 2025-02-07 Chunhua Liu , Hong Yi Lin , Patanamon Thongtanunam

The automation of code review has been tackled by several researchers with the goal of reducing its cost. The adoption of deep learning in software engineering pushed the automation to new boundaries, with techniques imitating developers in…

Software Engineering · Computer Science 2024-01-11 Rosalia Tufano , Ozren Dabić , Antonio Mastropaolo , Matteo Ciniselli , Gabriele Bavota

Binary code analysis and comprehension is critical to applications in reverse engineering and computer security tasks where source code is not available. Unfortunately, unlike source code, binary code lacks semantics and is more difficult…

Software Engineering · Computer Science 2025-09-29 Yifan Zhang , Chen Huang , Yueke Zhang , Huajie Shao , Kevin Leach , Yu Huang