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For various reasons, programming languages continue to multiply and evolve. It has become necessary to have a multilingual clone detection tool that can easily expand supported programming languages and detect various code clones is needed.…

Software Engineering · Computer Science 2022-04-07 Wenqing Zhu , Norihiro Yoshida , Toshihiro Kamiya , Eunjong Choi , Hiroaki Takada

Code Clone Detection, which aims to retrieve functionally similar programs from large code bases, has been attracting increasing attention. Modern software often involves a diverse range of programming languages. However, current code clone…

Software Engineering · Computer Science 2024-03-07 Yangkai Du , Tengfei Ma , Lingfei Wu , Xuhong Zhang , Shouling Ji

We consider the well-known and important tasks of clone detection and information retrieval for source code. The most standard setup is to search clones inside the same language code snippets. But it is also useful to find code snippets…

Computation and Language · Computer Science 2024-12-16 Anton Tikhonov , Nikita Sorokin , Dmitry Abulkhanov , Irina Piontkovskaya , Sergey Nikolenko , Valentin Malykh

Code cloning, the duplication of code fragments, is common in software development. While some reuse aids productivity, excessive cloning hurts maintainability and introduces bugs. Hence, automatic code clone detection is vital. Meanwhile,…

Software Engineering · Computer Science 2023-08-08 Shihan Dou , Junjie Shan , Haoxiang Jia , Wenhao Deng , Zhiheng Xi , Wei He , Yueming Wu , Tao Gui , Yang Liu , Xuanjing Huang

Successful cross-language clone detection could enable researchers and developers to create robust language migration tools, facilitate learning additional programming languages once one is mastered, and promote reuse of code snippets over…

Software Engineering · Computer Science 2020-02-11 George Mathew , Chris Parnin , Kathryn T Stolee

Developers introduce code clones to improve programming productivity. Many existing studies have achieved impressive performance in monolingual code clone detection. However, during software development, more and more developers write…

Software Engineering · Computer Science 2023-09-08 Jia Li , Chongyang Tao , Zhi Jin , Fang Liu , Jia Li , Ge Li

With the involvement of multiple programming languages in modern software development, cross-lingual code clone detection has gained traction within the software engineering community. Numerous studies have explored this topic, proposing…

Software Engineering · Computer Science 2025-05-07 Micheline Bénédicte Moumoula , Abdoul Kader Kabore , Jacques Klein , Tegawendé Bissyande

Code clone detection is involved with detecting duplicated fragments of code within a code base. Detecting these clones is useful for maintenance operations which require editing the clones. The tools developed are expected to be robust…

Software Engineering · Computer Science 2016-05-10 Ogechi Onuoha

Code clone detection plays a critical role in software maintenance and vulnerability analysis. Substantial methods have been proposed to detect code clones. However, they struggle to extract high-level program semantics directly from a…

Software Engineering · Computer Science 2026-02-06 Changguo Jia , Yi Zhan , Tianqi Zhao , Hengzhi Ye , Minghui Zhou

Code clone detection is a critical task in software engineering, aimed at identifying duplicated or similar code fragments within or across software systems. Traditional methods often fail to capture functional equivalence, particularly for…

Software Engineering · Computer Science 2025-08-05 Yunhao Liang , Ruixuan Ying , Takuya Taniguchi , Guwen Lyu , Zhe Cui

Clone detection plays an important role in software engineering. Finding clones within a single project introduces possible refactoring opportunities, and between different projects it could be used for detecting code reuse or possible…

Software Engineering · Computer Science 2021-01-08 Yaroslav Golubev , Viktor Poletansky , Nikita Povarov , Timofey Bryksin

Code clone is a serious problem in software and has the potential to software defects, maintenance overhead, and licensing violations. Therefore, clone detection is important for reducing maintenance effort and improving code quality during…

Software Engineering · Computer Science 2020-10-12 Min Fu , Gang Luo , Xi Zheng , Tianyi Zhang , Dongjin Yu , Miryung Kim

The lexical and syntactic disparities among different programming languages (e.g., Java and Python) pose significant challenges for multi-language software engineering tasks such as cross-language code clone detection and code retrieval,…

Software Engineering · Computer Science 2026-05-11 Junhao Chen , Jingxuan Zhang , Jian He , Yixuan Tang , Weiqin Zou

Software clones have been an active area of research for the past two decades. However, although numerous clone detection tools are now available, only a small fraction of the literature has focused on tool evaluation, and this is in fact…

Software Engineering · Computer Science 2015-03-03 Rachel Gauci

Code clones are pairs of code snippets that implement similar functionality. Clone detection is a fundamental branch of automatic source code comprehension, having many applications in refactoring recommendation, plagiarism detection, and…

Software Engineering · Computer Science 2022-06-20 Maksim Zubkov , Egor Spirin , Egor Bogomolov , Timofey Bryksin

Copy & paste is a widespread practice when developing software and, thus, duplicated and subsequently modified code occurs frequently in software projects. Since such code clones, i.e., identical or similar fragments of code, can bloat…

Software Engineering · Computer Science 2026-02-03 Thomas S. Heinze , André Schäfer , Wolfram Amme

Code clones can detrimentally impact software maintenance and manually detecting them in very large codebases is impractical. Additionally, automated approaches find detection of Type 3 and Type 4 (inexact) clones very challenging. While…

Software Engineering · Computer Science 2023-09-06 Muslim Chochlov , Gul Aftab Ahmed , James Vincent Patten , Guoxian Lu , Wei Hou , David Gregg , Jim Buckley

Software clones are beneficial to detect security gaps and software maintenance in one programming language or across multiple languages. The existing work on source clone detection performs well but in a single programming language.…

Software Engineering · Computer Science 2022-05-11 Mohammad A. Yahya , Dae-Kyoo Kim

This study aims to assess the performance of two advanced Large Language Models (LLMs), GPT-3.5 and GPT-4, in the task of code clone detection. The evaluation involves testing the models on a variety of code pairs of different clone types…

Software Engineering · Computer Science 2024-07-03 Zixian Zhang , Takfarinas Saber

Source code clones pose risks ranging from intellectual property violations to unintended vulnerabilities. Effective and efficient scalable clone detection, especially for diverged clones, remains challenging. Large language models (LLMs)…

Software Engineering · Computer Science 2025-10-20 Muslim Chochlov , Gul Aftab Ahmed , James Vincent Patten , Yuanhua Han , Guoxian Lu , David Gregg , Jim Buckley
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