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Related papers: Clone Detection on Large Scala Codebases

200 papers

With the development of the open source community, the code is often copied, spread, and evolved in multiple software systems, which brings uncertainty and risk to the software system (e.g., bug propagation and copyright infringement).…

Software Engineering · Computer Science 2024-05-02 Shihan Dou , Yueming Wu , Haoxiang Jia , Yuhao Zhou , Yan Liu , Yang Liu

The occurrence of similar code, or `code clones', can make program code difficult to read, modify and maintain. This paper describes industrial case studies of clone detection and elimination using a refactoring and clone detection tool. We…

Software Engineering · Computer Science 2017-04-03 Simon Thompson , Huiqing Li , Andreas Schumacher

Measuring and evaluating source code similarity is a fundamental software engineering activity that embraces a broad range of applications, including but not limited to code recommendation, duplicate code, plagiarism, malware, and smell…

Software Engineering · Computer Science 2023-06-29 Morteza Zakeri-Nasrabadi , Saeed Parsa , Mohammad Ramezani , Chanchal Roy , Masoud Ekhtiarzadeh

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

Programmers often reuse code from source code repositories to reduce the development effort. Code clones are candidates for reuse in exploratory or rapid development, as they represent often repeated functionality in software systems. To…

Software Engineering · Computer Science 2020-12-08 Muhammad Hammad , Önder Babur , Hamid Abdul Basit , Mark van den Brand

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…

Software developers frequently reuse source code from repositories as it saves development time and effort. Code clones accumulated in these repositories hence represent often repeated functionalities and are candidates for reuse in an…

Software Engineering · Computer Science 2020-10-05 Muhammad Hammad , Önder Babur , Hamid Abdul Basit

The diversity of programming languages is growing, making the language extensibility of code clone detectors crucial. However, this is challenging for most existing clone detection detectors because the source code handler needs…

Software Engineering · Computer Science 2024-09-18 Wenqing Zhu , Norihiro Yoshida , Toshihiro Kamiya , Eunjong Choi , Hiroaki Takada

Duplicated code or code clones are a kind of code smell that have both positive and negative impacts on the development and maintenance of software systems. Software clone research in the past mostly focused on the detection and analysis of…

Software Engineering · Computer Science 2020-05-05 Chanchal K. Roy , Minhaz F. Zibran , Rainer Koschke

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

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

In recent years, defect prediction has received a great deal of attention in the empirical software engineering world. Predicting software defects before the maintenance phase is very important not only to decrease the maintenance costs but…

Software Engineering · Computer Science 2018-08-31 Ahmet Okutan

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

Source code clones are categorized into four types of increasing difficulty of detection, ranging from purely textual (Type-1) to purely semantic (Type-4). Most clone detectors reported in the literature work well up to Type-3, which…

Software Engineering · Computer Science 2019-01-15 Vaibhav Saini , Farima Farmahinifarahani , Yadong Lu , Pierre Baldi , Cristina Lopes

Code clones are duplicate code fragments that share (nearly) similar syntax or semantics. Code clone detection plays an important role in software maintenance, code refactoring, and reuse. A substantial amount of research has been conducted…

Software Engineering · Computer Science 2020-11-26 Nikita Mehrotra , Navdha Agarwal , Piyush Gupta , Saket Anand , David Lo , Rahul Purandare

Code clones are semantically similar code fragments pairs that are syntactically similar or different. Detection of code clones can help to reduce the cost of software maintenance and prevent bugs. Numerous approaches of detecting code…

Software Engineering · Computer Science 2020-02-21 Wenhan Wang , Ge Li , Bo Ma , Xin Xia , Zhi Jin

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 about finding out similar code fragments, which has drawn much attention in software engineering since it is important for software maintenance and evolution. Researchers have proposed many techniques and tools for…

Software Engineering · Computer Science 2023-11-21 Junjie Shan , Shihan Dou , Yueming Wu , Hairu Wu , Yang Liu

Code cloning is a common practice in software development, but it poses significant security risks by propagating vulnerabilities across cloned segments. To address this challenge, we introduce srcVul, a scalable, precise detection approach…

Software Engineering · Computer Science 2025-05-06 Hakam Alomari , Christopher Vendome , Hilal Gyawali

Clone-and-own approach is a natural way of source code reuse for software developers. To assess how known bugs and security vulnerabilities of a cloned component affect an application, developers and security analysts need to identify an…

Software Engineering · Computer Science 2017-04-28 Takashi Ishio , Yusuke Sakaguchi , Kaoru Ito , Katsuro Inoue