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The rapid proliferation of large language models (LLMs) has increased the volume of machine-generated texts (MGTs) and blurred text authorship in various domains. However, most existing MGT benchmarks include single-author texts…

Computation and Language · Computer Science 2025-03-18 Ekaterina Artemova , Jason Lucas , Saranya Venkatraman , Jooyoung Lee , Sergei Tilga , Adaku Uchendu , Vladislav Mikhailov

Large language models (LLMs) have created new opportunities to enhance the efficiency of scholarly activities; however, challenges persist in the ethical deployment of AI assistance, including (1) the trustworthiness of AI-generated…

Computation and Language · Computer Science 2026-02-27 Mengze Hong , Di Jiang , Chen Jason Zhang , Zichang Guo , Yawen Li , Jun Chen , Shaobo Cui , Zhiyang Su

The rapid advancement of large language models (LLMs) has enabled the generation of coherent essays, making AI-assisted writing increasingly common in educational and professional settings. Using large-scale empirical data, we examine and…

Computation and Language · Computer Science 2025-10-17 Yang Zhong , Jiangang Hao , Michael Fauss , Chen Li , Yuan Wang

The potential misuse of ChatGPT and other Large Language Models (LLMs) has raised concerns regarding the dissemination of false information, plagiarism, academic dishonesty, and fraudulent activities. Consequently, distinguishing between…

Cryptography and Security · Computer Science 2023-11-10 Kavita Kumari , Alessandro Pegoraro , Hossein Fereidooni , Ahmad-Reza Sadeghi

Machine-Generated Text (MGT) detection aims to identify a piece of text as machine or human written. Prior work has primarily formulated MGT detection as a binary classification task over an entire document, with limited work exploring…

Computation and Language · Computer Science 2024-06-12 Zhongping Zhang , Wenda Qin , Bryan A. Plummer

We introduce Ghostbuster, a state-of-the-art system for detecting AI-generated text. Our method works by passing documents through a series of weaker language models, running a structured search over possible combinations of their features,…

Computation and Language · Computer Science 2024-04-09 Vivek Verma , Eve Fleisig , Nicholas Tomlin , Dan Klein

Recent LLMs are able to generate high-quality multilingual texts, indistinguishable for humans from authentic human-written ones. Research in machine-generated text detection is however mostly focused on the English language and longer…

Computation and Language · Computer Science 2025-07-28 Dominik Macko , Jakub Kopal , Robert Moro , Ivan Srba

In recent years, particularly since the early 2020s, Large Language Models (LLMs) have emerged as the most powerful AI tools in addressing a diverse range of challenges, from natural language processing to complex problem-solving in various…

Computer Vision and Pattern Recognition · Computer Science 2024-01-25 Xinyu Yang , Jizhe Zhou

The advent of Large Language Models (LLMs) and generative AI is fundamentally transforming information retrieval and processing on the Internet, bringing both great potential and significant concerns regarding content authenticity and…

Information Retrieval · Computer Science 2026-02-12 Michele Garetto , Alessandro Cornacchia , Franco Galante , Emilio Leonardi , Alessandro Nordio , Alberto Tarable

Peer review is essential for maintaining academic quality, but the increasing volume of submissions places a significant burden on reviewers. Large language models (LLMs) offer potential assistance in this process, yet their susceptibility…

Computation and Language · Computer Science 2025-10-10 Tzu-Ling Lin , Wei-Chih Chen , Teng-Fang Hsiao , Hou-I Liu , Ya-Hsin Yeh , Yu Kai Chan , Wen-Sheng Lien , Po-Yen Kuo , Philip S. Yu , Hong-Han Shuai

Recent improvements in the quality of the generations by large language models have spurred research into identifying machine-generated text. Such work often presents high-performing detectors. However, humans and machines can produce text…

Computation and Language · Computer Science 2024-12-13 Jad Doughman , Osama Mohammed Afzal , Hawau Olamide Toyin , Shady Shehata , Preslav Nakov , Zeerak Talat

Educators are increasingly concerned about the usage of Large Language Models (LLMs) such as ChatGPT in programming education, particularly regarding the potential exploitation of imperfections in Artificial Intelligence Generated Content…

The use of machine learning (ML) models to assess and score textual data has become increasingly pervasive in an array of contexts including natural language processing, information retrieval, search and recommendation, and credibility…

Computation and Language · Computer Science 2023-09-27 Marialena Bevilacqua , Kezia Oketch , Ruiyang Qin , Will Stamey , Xinyuan Zhang , Yi Gan , Kai Yang , Ahmed Abbasi

Large Language Models (LLMs) have achieved unprecedented capabilities in generating human-like text, posing subtle yet significant challenges for information integrity across critical domains, including education, social media, and…

Computation and Language · Computer Science 2025-06-05 Maged S. Al-Shaibani , Moataz Ahmed

The proliferation of high-quality text from Large Language Models (LLMs) demands reliable and efficient detection methods. While existing training-free approaches show promise, they often rely on surface-level statistics and overlook…

Computation and Language · Computer Science 2026-01-13 Haitong Luo , Weiyao Zhang , Suhang Wang , Wenji Zou , Chungang Lin , Xuying Meng , Yujun Zhang

Detecting AI-involved text is essential for combating misinformation, plagiarism, and academic misconduct. However, AI text generation includes diverse collaborative processes (AI-written text edited by humans, human-written text edited by…

Computation and Language · Computer Science 2025-10-21 Yongxin He , Shan Zhang , Yixuan Cao , Lei Ma , Ping Luo

In recent years, Large Language Models (LLMs) have become integrated into our daily lives, serving as invaluable assistants in completing tasks. Widely embraced by users, the abuse of LLMs is inevitable, particularly in using them to…

Computation and Language · Computer Science 2024-05-07 Quang-Dan Tran , Van-Quan Nguyen , Quang-Huy Pham , K. B. Thang Nguyen , Trong-Hop Do

The rampant proliferation of large language models, fluent enough to generate text indistinguishable from human-written language, gives unprecedented importance to the detection of machine-generated text. This work is motivated by an…

Computation and Language · Computer Science 2023-10-10 Xiao Pu , Jingyu Zhang , Xiaochuang Han , Yulia Tsvetkov , Tianxing He

As LLMs increase in accessibility, LLM-generated texts have proliferated across several fields, such as scientific, academic, and creative writing. However, LLMs are not created equally; they may have different architectures and training…

Computation and Language · Computer Science 2024-12-11 Shantanu Thorat , Tianbao Yang

Sensitive information detection is crucial in content moderation to maintain safe online communities. Assisting in this traditionally manual process could relieve human moderators from overwhelming and tedious tasks, allowing them to focus…