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Recent advances in generative pre-trained transformer large language models have emphasised the potential risks of unfair use of artificial intelligence (AI) generated content in an academic environment and intensified efforts in searching…

The rapid improvement of language models has raised the specter of abuse of text generation systems. This progress motivates the development of simple methods for detecting generated text that can be used by and explained to non-experts. We…

Computation and Language · Computer Science 2019-06-11 Sebastian Gehrmann , Hendrik Strobelt , Alexander M. Rush

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…

Large Language Models (LLMs) have revolutionized text generation, making detecting machine-generated text increasingly challenging. Although past methods have achieved good performance on detecting pure machine-generated text, those…

Computation and Language · Computer Science 2024-12-24 Jiaqi Chen , Xiaoye Zhu , Tianyang Liu , Ying Chen , Xinhui Chen , Yiwen Yuan , Chak Tou Leong , Zuchao Li , Tang Long , Lei Zhang , Chenyu Yan , Guanghao Mei , Jie Zhang , Lefei Zhang

The rapid adoption of large language models (LLMs) such as ChatGPT has blurred the line between human and AI-generated texts, raising urgent questions about academic integrity, intellectual property, and the spread of misinformation. Thus,…

Computation and Language · Computer Science 2025-09-26 Sharanya Parimanoharan , Ruwan D. Nawarathna

As Large Language Models (LLMs) become increasingly prevalent, their generated outputs are proliferating across the web, risking a future where machine-generated content dilutes human-authored text. Since online data is the primary resource…

Computation and Language · Computer Science 2025-09-23 George Drayson , Emine Yilmaz , Vasileios Lampos

Our research focuses on the crucial challenge of discerning text produced by Large Language Models (LLMs) from human-generated text, which holds significance for various applications. With ongoing discussions about attaining a model with…

Computation and Language · Computer Science 2023-11-28 Raghav Gaggar , Ashish Bhagchandani , Harsh Oza

Large language models (LLMs) have opened up enormous opportunities while simultaneously posing ethical dilemmas. One of the major concerns is their ability to create text that closely mimics human writing, which can lead to potential…

Computation and Language · Computer Science 2023-11-15 Zhen Guo , Shangdi Yu

As Large Language Models (LLMs) advance, Machine-Generated Texts (MGTs) have become increasingly fluent, high-quality, and informative. Existing wide-range MGT detectors are designed to identify MGTs to prevent the spread of plagiarism and…

Cryptography and Security · Computer Science 2025-03-14 Jingyi Zheng , Junfeng Wang , Zhen Sun , Wenhan Dong , Yule Liu , Xinlei He

Having a clean dataset has been the foundational assumption of most natural language processing (NLP) systems. However, properly written text is rarely found in real-world scenarios and hence, oftentimes invalidates the aforementioned…

Computation and Language · Computer Science 2025-10-08 Ayush Singh , Navpreet Singh , Shubham Vatsal

The advent of generative Large Language Models (LLMs) such as ChatGPT has catalyzed transformative advancements across multiple domains. However, alongside these advancements, they have also introduced potential threats. One critical…

Computation and Language · Computer Science 2023-09-28 Bohan Jiang , Zhen Tan , Ayushi Nirmal , Huan Liu

Large Language Models (LLMs) have demonstrated exceptional performance on a range of downstream NLP tasks by generating text that closely resembles human writing. However, the ease of achieving this similarity raises concerns from potential…

Computation and Language · Computer Science 2025-03-25 Beining Xu , Arkaitz Zubiaga

The detection of computer-generated text is an area of rapidly increasing significance as nascent generative models allow for efficient creation of compelling human-like text, which may be abused for the purposes of spam, disinformation,…

Computation and Language · Computer Science 2022-10-05 Evan Crothers , Nathalie Japkowicz , Herna Viktor , Paula Branco

With the increasing integration of large language models (LLMs) into open-domain writing, detecting machine-generated text has become a critical task for ensuring content authenticity and trust. Existing approaches rely on statistical…

Computation and Language · Computer Science 2025-10-15 Siyuan Li , Aodu Wulianghai , Xi Lin , Guangyan Li , Xiang Chen , Jun Wu , Jianhua Li

The rapid advancement of large language models (LLMs) has drawn urgent attention to the task of machine-generated text detection (MGTD). However, existing approaches struggle in complex real-world scenarios: zero-shot detectors rely heavily…

Computation and Language · Computer Science 2025-09-19 Jiachen Fu , Chun-Le Guo , Chongyi Li

Evidence-enhanced detectors present remarkable abilities in identifying malicious social text. However, the rise of large language models (LLMs) brings potential risks of evidence pollution to confuse detectors. This paper explores…

Computation and Language · Computer Science 2025-05-30 Herun Wan , Minnan Luo , Zhixiong Su , Guang Dai , Xiang Zhao

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

The detection of machine-generated text, especially from large language models (LLMs), is crucial in preventing serious social problems resulting from their misuse. Some methods train dedicated detectors on specific datasets but fall short…

Machine Learning · Computer Science 2024-06-05 Yibo Miao , Hongcheng Gao , Hao Zhang , Zhijie Deng

Machine-generated Text (MGT) detection is crucial for regulating and attributing online texts. While the existing MGT detectors achieve strong performance, they remain vulnerable to simple perturbations and adversarial attacks. To build an…

Cryptography and Security · Computer Science 2025-05-01 Yuanfan Li , Zhaohan Zhang , Chengzhengxu Li , Chao Shen , Xiaoming Liu

The advent of Large Language Models (LLMs) has enabled the generation of text that increasingly exhibits human-like characteristics. As the detection of such content is of significant importance, substantial research has been conducted with…

Computation and Language · Computer Science 2025-01-22 Aldan Creo , Shushanta Pudasaini