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  "docSlug": "e116ed19ca52",
  "documentTitle": "GSX Techedu (GSX)",
  "authorId": "51_Muddy_Waters",
  "authorName": "Carson Block",
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  "presentationDate": "2020-05-18 00:00:00",
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  "notes": "Includes a footnote regarding the definition of 'same moment' and a summary table of linked users.",
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      "kind": "callout",
      "text": "After subtracting 10,342 duplicates, this resulted in 28,545 total users (52.8%) that we are highly confident are fake.",
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      "text": "fake user percentage: 52.8%",
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      "text": "We then linked these Precise Joiners to 33,145 additional users who share the same distinct IP and users who joined classes at the exact same moment (often as part of large bursts). After subtracting 10,342 duplicates, this resulted in 28,545 total users (52.8%) that we are highly confident are fake.",
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      "text": "The same moment in time means at precisely the same second, same day, two or more different weeks.",
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      "text": "Sum of Student/Bot Precise Joiners & Linked Users",
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      "text": "Frequency of Precise Joins by User",
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