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Corpora, Language Technology and Maltese

Corpora, Language Technology and Maltese. Adam Kilgarriff Lexical Computing Ltd Lexicography MasterClass Ltd University of Sussex. How do you find out about a language?. Native speakers Dictionaries and Grammars Corpus. Four ages of corpus research. Age 1: Pre-computer Oxford English

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Corpora, Language Technology and Maltese

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  1. Corpora, Language Technology and Maltese Adam Kilgarriff Lexical Computing Ltd Lexicography MasterClass Ltd University of Sussex

  2. How do you find out about a language? • Native speakers • Dictionaries and Grammars • Corpus Kilgarriff, Lexical Computing

  3. Four ages of corpus research Kilgarriff, Lexical Computing

  4. Age 1: • Pre-computer • Oxford English • Dictionary: • 20 million • index cards Kilgarriff, Lexical Computing

  5. Age 2: KWIC Concordances • From 1980 • Computerised Kilgarriff, Lexical Computing

  6. Age 2: KWIC Concordance Kilgarriff, Lexical Computing

  7. Age 2: KWIC Concordances • From 1980 • Computerised • COBUILD project was innovator • the coloured-pens method Kilgarriff, Lexical Computing

  8. The coloured pens method 1political association 4 person in an agreement/dispute 2 social event 5 to be party to something... 3 group of people Kilgarriff, Lexical Computing

  9. Age 2: limitations as corpora get bigger: too much data • 50 lines for a word: read all • 500 lines: could read all, takes a long time • 5000 lines: no Kilgarriff, Lexical Computing

  10. Age 3: Collocation statistics • Problem:too much data - how to summarise? • Solution:list of words occurring in neighbourhood of headword, with frequencies • Sorted by salience Kilgarriff, Lexical Computing

  11. Collocation listing For right collocates of save (>5 hits) Kilgarriff, Lexical Computing

  12. Age 4: The word sketch A corpus-derived one-page summary of a word’s grammatical and collocational behaviour Kilgarriff, Lexical Computing

  13. Age 4: The word sketch • Large well-balanced corpus • Parse to find • subjects, objects, heads, modifiers etc • One list for each grammatical relation • Statistics to sort each list Kilgarriff, Lexical Computing

  14. Macmillan English Dictionary For Advanced Learners Ed: Rundell, 2002 Kilgarriff, Lexical Computing

  15. Developer: Pavel Rychly, Brno • Users: • OUP, Chambers, CUP • Universities for teaching and research • ELT textbook authors • Demo: • http://www.sketchengine.co.uk/ • Self-registration for free account • Paper: Kilgarriff & Rychly (2004) – Proc Euralex, Lorient, France) [pdf] Kilgarriff, Lexical Computing

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