EMMM, Explain Me My Model! Explainable Machine Generated Text Detection in Dialogues

Fuente: arXiv
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Hauptverfasser: Yuan, Angela Yifei, Li, Haoyi, Han, Soyeon Caren, Leckie, Christopher
Format: Preprint
Veröffentlicht: 2025
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author Yuan, Angela Yifei
Li, Haoyi
Han, Soyeon Caren
Leckie, Christopher
author_facet Yuan, Angela Yifei
Li, Haoyi
Han, Soyeon Caren
Leckie, Christopher
contents The rapid adoption of large language models (LLMs) in customer service introduces new risks, as malicious actors can exploit them to conduct large-scale user impersonation through machine-generated text (MGT). Current MGT detection methods often struggle in online conversational settings, reducing the reliability and interpretability essential for trustworthy AI deployment. In customer service scenarios where operators are typically non-expert users, explanation become crucial for trustworthy MGT detection. In this paper, we propose EMMM, an explanation-then-detection framework that balances latency, accuracy, and non-expert-oriented interpretability. Experimental results demonstrate that EMMM provides explanations accessible to non-expert users, with 70\% of human evaluators preferring its outputs, while achieving competitive accuracy compared to state-of-the-art models and maintaining low latency, generating outputs within 1 second. Our code and dataset are open-sourced at https://github.com/AngieYYF/EMMM-explainable-chatbot-detection.
format Preprint
id arxiv_https___arxiv_org_abs_2508_18715
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle EMMM, Explain Me My Model! Explainable Machine Generated Text Detection in Dialogues
Yuan, Angela Yifei
Li, Haoyi
Han, Soyeon Caren
Leckie, Christopher
Computation and Language
The rapid adoption of large language models (LLMs) in customer service introduces new risks, as malicious actors can exploit them to conduct large-scale user impersonation through machine-generated text (MGT). Current MGT detection methods often struggle in online conversational settings, reducing the reliability and interpretability essential for trustworthy AI deployment. In customer service scenarios where operators are typically non-expert users, explanation become crucial for trustworthy MGT detection. In this paper, we propose EMMM, an explanation-then-detection framework that balances latency, accuracy, and non-expert-oriented interpretability. Experimental results demonstrate that EMMM provides explanations accessible to non-expert users, with 70\% of human evaluators preferring its outputs, while achieving competitive accuracy compared to state-of-the-art models and maintaining low latency, generating outputs within 1 second. Our code and dataset are open-sourced at https://github.com/AngieYYF/EMMM-explainable-chatbot-detection.
title EMMM, Explain Me My Model! Explainable Machine Generated Text Detection in Dialogues
topic Computation and Language
url https://arxiv.org/abs/2508.18715