AI text detection
How AI text detectors score writing, the error rates independent tests report, where they fail on edited text, and how to read a result.
Threads in AI text detection
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How accurate are AI detectors on short texts like a 150-word discussion post?
I TA for a writing course, and weekly discussion posts are capped at about 150 words. An instructor in another section has started pasting every post into a...
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Does dictating an essay with speech-to-text and then cleaning it up look like AI to detectors?
My son broke his right wrist at the start of term and has been dictating his essays since. He talks through each paragraph into the voice typing feature in a...
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I ran my own 2019 essays through a detector and half came back as AI. Is that normal?
I did a small experiment for a workshop I teach. I dug out twelve essays I wrote in 2019, years before any of these chat assistants existed, and ran them...
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Do AI detectors flag text written with autocomplete, like Gmail Smart Compose or Copilot in Word?
I write marketing copy for a living. Most of my day is in Gmail, Google Docs and Word, and all three now try to finish my sentences. Gmail grays out a phrase...
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Do AI detectors work on essays written in Spanish, German or Arabic, not English?
I have a question about languages other than English, because I could not find a clear answer anywhere. Most of my courses are in English, but this term I also...
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Do AI detectors work on code (GitHub Copilot, programming assignments)?
I TA a writing course, but this term I also picked up grading for an introductory Python course and I have run into something I do not know how to think about...
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Does watermarking AI-generated text actually work?
It works when the model provider builds it in and the text is not heavily edited, which makes it far more reliable than guessing from style. It does nothing...
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Are AI detectors biased against non-native English writers?
Yes, there is good evidence that they can be. The best-known study found that popular detectors flagged more than half of essays written by non-native English...
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How accurate are AI text detectors, really?
Less accurate than their marketing suggests, and far less reliable on edited or paraphrased text. Independent tests find that detectors catch unedited chatbot...
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