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Style as a Confound: False Positives in AI Detection of Non-Native Academic Writing

arXiv · AI, language, vision and robotics · article · Aug 27, 2026 · UTC

AI text detectors are increasingly employed in academic settings, but it remains unclear whether their outputs reflect AI authorship itself or broader linguistic features associated with polished academic English. Previous studies have reported high false-positive rates (FPRs) for non-native English writing, but population-level comparisons confound authorship with differences in topic, domain, and writing style. Professional editing provides a useful setting for examining this issue because it changes the linguistic form of manuscripts while preserving authorship and content. We examined 135,

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Evidence & attribution

First collected: 2026-09-21T08:51:59.673Z. This is not the publication date.