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In recent years, large neural networks for natural language generation (NLG) have made leaps and bounds in their ability to generate fluent text. However, the tasks of evaluating quality differences between NLG systems and understanding how…

Computation and Language · Computer Science 2020-10-08 Liam Dugan , Daphne Ippolito , Arun Kirubarajan , Chris Callison-Burch

Recent advances in generative models for language have enabled the creation of convincing synthetic text or deepfake text. Prior work has demonstrated the potential for misuse of deepfake text to mislead content consumers. Therefore,…

Cryptography and Security · Computer Science 2022-10-19 Jiameng Pu , Zain Sarwar , Sifat Muhammad Abdullah , Abdullah Rehman , Yoonjin Kim , Parantapa Bhattacharya , Mobin Javed , Bimal Viswanath

The rapid advancement of large language models (LLMs) has blurred the line between AI-generated and human-written text. This progress brings societal risks such as misinformation, authorship ambiguity, and intellectual property concerns,…

Computation and Language · Computer Science 2025-10-10 Xiaowei Zhu , Yubing Ren , Fang Fang , Qingfeng Tan , Shi Wang , Yanan Cao

The emergence of large language models (LLMs), such as Generative Pre-trained Transformer 4 (GPT-4) used by ChatGPT, has profoundly impacted the academic and broader community. While these models offer numerous advantages in terms of…

Computation and Language · Computer Science 2024-01-17 Zhicheng Dou , Yuchen Guo , Ching-Chun Chang , Huy H. Nguyen , Isao Echizen

With the increasing quality and spread of LLM assistants, the amount of generated content is growing rapidly. In many cases and tasks, such texts are already indistinguishable from those written by humans, and the quality of generation…

Computation and Language · Computer Science 2026-04-15 Irina Tolstykh , Aleksandra Tsybina , Sergey Yakubson , Aleksandr Gordeev , Vladimir Dokholyan , Maksim Kuprashevich

This survey reviews how large language models (LLMs) are transforming synthetic training data generation in both natural language and code domains. By producing artificial but task-relevant examples, these models can significantly augment…

Computation and Language · Computer Science 2025-11-21 Mihai Nadas , Laura Diosan , Andreea Tomescu

Large Language Models have shown growing ability to generate fluent and coherent texts that are highly similar to the writing style of humans. Current detectors for Machine-Generated Text (MGT) perform well when they are trained and tested…

Computation and Language · Computer Science 2025-08-26 Shengchao Liu , Xiaoming Liu , Chengzhengxu Li , Zhaohan Zhang , Guoxin Ma , Yu Lan , Shuai Xiao

The robustness of AI-content detection models against sophisticated adversarial strategies, such as paraphrasing or word switching, is a rising concern in natural language generation (NLG) applications. This study proposes ToBlend, a novel…

Computation and Language · Computer Science 2024-10-17 Fan Huang , Haewoon Kwak , Jisun An

The potentials of Generative-AI technologies like Large Language models (LLMs) to revolutionize education are undermined by ethical considerations around their misuse which worsens the problem of academic dishonesty. LLMs like GPT-4 and…

Machine Learning · Computer Science 2024-07-11 Suriya Prakash Jambunathan , Ashwath Shankarnarayan , Parijat Dube

Large language models (LLMs) have notably enhanced the fluency and diversity of machine-generated text. However, this progress also presents a significant challenge in detecting the origin of a given text, and current research on detection…

Computation and Language · Computer Science 2023-10-05 Xianjun Yang , Wei Cheng , Yue Wu , Linda Petzold , William Yang Wang , Haifeng Chen

Large Language Models (LLMs) have demonstrated a powerful ability for text generation. However, achieving optimal results with a given prompt or instruction can be challenging, especially for billion-sized models. Additionally, undesired…

Computation and Language · Computer Science 2024-10-07 Lifu Tu , Semih Yavuz , Jin Qu , Jiacheng Xu , Rui Meng , Caiming Xiong , Yingbo Zhou

Large Language Models (LLMs) have achieved human-level fluency in text generation, making it difficult to distinguish between human-written and LLM-generated texts. This poses a growing risk of misuse of LLMs and demands the development of…

Computation and Language · Computer Science 2024-02-20 Ryuto Koike , Masahiro Kaneko , Naoaki Okazaki

As LLMs become commonplace, machine-generated text has the potential to flood the internet with spam, social media bots, and valueless content. Watermarking is a simple and effective strategy for mitigating such harms by enabling the…

Advancements in natural language generation (NLG) and large language models (LLMs) have led to proficient text generation in various tasks. However, integrating intricate constraints into neural text generation, due to LLMs' opacity,…

Computation and Language · Computer Science 2024-03-22 Xiang Chen , Xiaojun Wan

As large language models (LLMs) become more advanced, it is increasingly difficult to distinguish between human-written and AI-generated text. This paper draws a conceptual parallel between quantum uncertainty and the limits of authorship…

Computation and Language · Computer Science 2025-09-16 Aadil Gani Ganie

The growing prominence of large language models, such as GPT-4 and ChatGPT, has led to increased concerns over academic integrity due to the potential for machine-generated content and paraphrasing. Although studies have explored the…

Computation and Language · Computer Science 2023-03-27 Jonas Becker , Jan Philip Wahle , Terry Ruas , Bela Gipp

The increasing fluency and widespread usage of large language models (LLMs) highlight the desirability of corresponding tools aiding detection of LLM-generated text. In this paper, we identify a property of the structure of an LLM's…

Computation and Language · Computer Science 2023-07-25 Eric Mitchell , Yoonho Lee , Alexander Khazatsky , Christopher D. Manning , Chelsea Finn

Distinguishing between human- and LLM-generated texts is crucial given the risks associated with misuse of LLMs. This paper investigates detection and explanation capabilities of current LLMs across two settings: binary (human vs.…

Computation and Language · Computer Science 2025-06-25 Jiazhou Ji , Jie Guo , Weidong Qiu , Zheng Huang , Yang Xu , Xinru Lu , Xiaoyu Jiang , Ruizhe Li , Shujun Li

Detecting content generated by large language models (LLMs) is crucial for preventing misuse and building trustworthy AI systems. Although existing detection methods perform well, their robustness in out-of-distribution (OOD) scenarios is…

Computation and Language · Computer Science 2025-08-19 Xin Chen , Junchao Wu , Shu Yang , Runzhe Zhan , Zeyu Wu , Ziyang Luo , Di Wang , Min Yang , Lidia S. Chao , Derek F. Wong

Generation of Artificial Intelligence (AI) texts in important works has become a common practice that can be used to misuse and abuse AI at various levels. Traditional AI detectors often rely on document-level classification, which…

Computation and Language · Computer Science 2025-09-24 Lekkala Sai Teja , Annepaka Yadagiri , Partha Pakray , Chukhu Chunka , Mangadoddi Srikar Vardhan