PostaggingApplicationsFoundationof statistical NLPFoundation of syntactic parsingWord sense disambiguationMachine Translationand many more..交道大学
POS tagging • Foundation of statistical NLP • Foundation of syntactic parsing • Word sense disambiguation • Machine Translation • and many more. Applications
PostaggingAmbiguityAword could have more than one word class (part-of-speech)交道大学
POS tagging • A word could have more than one word class (part-of-speech) Ambiguity
POstaggingAmbiguityAword could have more than one word class (part-of-speech)WithinBrowncorpus,10.4%ofwordsarecompoundwordsthe backdooron my backpromise to back the bill交通大学
POS tagging • A word could have more than one word class (part-of-speech) • Within Brown corpus, 10.4% of words are compound words • the back door • on my back • promise to back the bill Ambiguity
POstaggingAmbiguityAword could have more than one word class (part-of-speech)WithinBrowncorpus,10.4%ofwordsarecompoundwordsthe back dooron my backpromise to back the billChinesecompoundwords把门锁上买了一把锁他研究与动物相关的研究工作交道大学
POS tagging • A word could have more than one word class (part-of-speech) • Within Brown corpus, 10.4% of words are compound words • the back door • on my back • promise to back the bill • Chinese compound words • 把门锁上 买了一把锁 • 他研究与动物相关的研究工作 Ambiguity
POstaggingAmbiguityAword could have more than one word class (part-of-speech)WithinBrowncorpus,10.4%ofwordsarecompoundwordsthe back dooron my backpromise to back the billChinesecompoundwords把门锁上买了一把锁他研究与动物相关的研究工作Disambiguatecompoundwords-POStagging
POS tagging • A word could have more than one word class (part-of-speech) • Within Brown corpus, 10.4% of words are compound words • the back door • on my back • promise to back the bill • Chinese compound words • 把门锁上 买了一把锁 • 他研究与动物相关的研究工作 • Disambiguate compound words——POS tagging Ambiguity