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Despite a decade of active research, there is a marked lack in clone detectors that scale to very large repositories of source code, in particular for detecting near-miss clones where significant editing activities may take place in the…

Software Engineering · Computer Science 2016-08-09 Hitesh Sajnani , Vaibhav Saini , Jeffrey Svajlenko , Chanchal K. Roy , Cristina V. Lopes

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

Source code similarity are increasingly used in application development to identify clones, isolate bugs, and find copy-rights violations. Similar code fragments can be very problematic due to the fact that errors in the original code must…

Software Engineering · Computer Science 2019-07-30 F Alomari , M Harbi

Large-scale source-code clone detection is a challenging task. In our previous work, we proposed an approach (SSCD) that leverages artificial neural networks and approximates nearest neighbour search to effectively and efficiently locate…

Software Engineering · Computer Science 2024-02-13 Gul Aftab Ahmed , James Vincent Patten , Yuanhua Han , Guoxian Lu , David Gregg , Jim Buckley , Muslim Chochlov

Software systems are getting more complex as the system grows where maintaining such system is a primary concern for the industry. Code clone is one of the factors making software maintenance more difficult. It is a process of replicating…

Software Engineering · Computer Science 2012-05-28 Md. Monzur Morshed , Md. Arifur Rahman , Salah Uddin Ahmed

Given the availability of large source-code repositories, there has been a large number of applications for large-scale clone detection. Unfortunately, despite a decade of active research, there is a marked lack in clone detectors that…

Software Engineering · Computer Science 2019-05-30 Vaibhav Saini , Hitesh Sajnani , Jaewoo Kim , Cristina Lopes

The application of code clone technology accelerates code search, improves code reuse efficiency, and assists in software quality assessment and code vulnerability detection. However, the application of code clones also introduces software…

Software Engineering · Computer Science 2022-02-18 Xunhui Zhang , Tao Wang , Yue Yu , Yanzhi Zhang , Yan Zhong , Huaimin Wang

Assessing similarity in source code has gained significant attention in recent years due to its importance in software engineering tasks such as clone detection and code search and recommendation. This work presents a comparative analysis…

Software Engineering · Computer Science 2024-08-13 Jorge Martinez-Gil

Large language models (LLMs) have demonstrated remarkable capabilities in various software engineering tasks, such as code generation and debugging, because of their ability to translate between programming languages and natural languages.…

Software Engineering · Computer Science 2025-11-04 Wenqing Zhu , Norihiro Yoshida , Eunjong Choi , Yutaka Matsubara , Hiroaki Takada

Programming is a powerful and ubiquitous problem-solving tool. Developing systems that can assist programmers or even generate programs independently could make programming more productive and accessible, yet so far incorporating…

Semantic clone detection is the process of finding program elements with similar or equal runtime behavior. For example, detecting the semantic equality between the recursive and iterative implementation of the factorial computation.…

Software Engineering · Computer Science 2022-05-24 Hannes Thaller , Lukas Linsbauer , Alexander Egyed

Code reuse is common in modern software development, but it can also spread vulnerabilities when developers unknowingly copy risky code. The code fragments that preserve the logic of known vulnerabilities are known as vulnerable code clones…

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 cloning is not only assumed to inflate maintenance costs but also considered defect-prone as inconsistent changes to code duplicates can lead to unexpected behavior. Consequently, the identification of duplicated code, clone detection,…

Software Engineering · Computer Science 2017-11-15 Elmar Juergens , Florian Deissenboeck , Benjamin Hummel , Stefan Wagner

The capability of accurately determining code similarity is crucial in many tasks related to software development. For example, it might be essential to identify code duplicates for performing software maintenance. This research introduces…

Software Engineering · Computer Science 2025-04-25 Jorge Martinez-Gil

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

The reuse of code fragments by copying and pasting is widely practiced in software development and results in code clones. Cloning is considered an anti-pattern as it negatively affects program correctness and increases maintenance efforts.…

Software Engineering · Computer Science 2018-06-26 Hannes Thaller , Rudolf Ramler , Josef Pichler , Alexander Egyed

Deep Learning (DL) models to analyze source code have shown immense promise during the past few years. More recently, self-supervised pre-training has gained traction for learning generic code representations valuable for many downstream SE…

Software Engineering · Computer Science 2023-06-07 Yangruibo Ding , Saikat Chakraborty , Luca Buratti , Saurabh Pujar , Alessandro Morari , Gail Kaiser , Baishakhi Ray

AlphaCode is a code generation system for assisting software developers in solving competitive programming problems using natural language problem descriptions. Despite the advantages of the code generating system, the open source community…

Detecting code clones is crucial in various software engineering tasks. In particular, code clone detection can have significant uses in the context of analyzing and fixing bugs in large scale applications. However, prior works, such as…

Software Engineering · Computer Science 2020-09-23 Hongfa Xue , Yongsheng Mei , Kailash Gogineni , Guru Venkataramani , Tian Lan