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Text Searching, Analysis, & Generation COMP 200 & COMP 130

Text Searching, Analysis, & Generation COMP 200 & COMP 130. Do Two Texts Share Authors?. How can we approach problem?. Some Possible Analyses. Handwriting Chemical Historical Literary Linguistic -- stylometry. Problem Decomposition – 1 st Stage. Python data. File Input Overview.

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Text Searching, Analysis, & Generation COMP 200 & COMP 130

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  1. Text Searching, Analysis, & GenerationCOMP 200 & COMP 130

  2. Do Two Texts Share Authors? How can we approach problem?

  3. Some Possible Analyses • Handwriting • Chemical • Historical • Literary • Linguistic -- stylometry

  4. Problem Decomposition – 1st Stage Python data

  5. File Input Overview A typical text file: Gettysburg Address • Multiple lines – read one at a time • Words separated delimiters– spaces, punctuation • Capitalization

  6. Searching in a String Can you helpme? She's my helper. You are so unhelpful. Help! Are those your dog's whelps? Searching the British National Corpus

  7. Some Suggested Readings • Wikipedia: Stylometry • Freeware & data: Signature • Blog: Applying it to purported Ron Paul newsletters • Freeware: Java Graphical Authorship Attribution Program (JGAAP) • Technical paper: Biblical authorship – includes overview of approaches • Technical paper: Profiling anonymous authors • Gender Guesser – guesses author’s gender

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