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Morphology, Phonology & FSTs

Morphology, Phonology & FSTs

Morphology, Phonology & FSTs. Shallow Processing Techniques for NLP Ling570 October 12, 2011. Roadmap. Motivation: Representing words A little (mostly English) Morphology Stemming FSTs & Morphology Stemming Morphological analysis FSTs & Phonology. Words.

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1.43k views • 113 slides
Information Extraction

Information Extraction

Information Extraction. Shallow Processing Techniques for NLP Ling570 December 5, 2011. Roadmap. Information extraction: Definition & Motivation General approach Relation extraction techniques: Fully supervised Lightly supervised. Information Extraction. Motivation:

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1.32k views • 102 slides
MaxEnt POS Tagging

MaxEnt POS Tagging

MaxEnt POS Tagging. Shallow Processing Techniques for NLP Ling570 November 21, 2011. Roadmap. MaxEnt POS Tagging Features Beam Search vs Viterbi Named Entity Tagging. MaxEnt Feature Template. Words: Current word: w 0 Previous word: w -1 Word two back: w -2 Next word: w +1

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1.14k views • 93 slides
Language Models & Smoothing

Language Models & Smoothing

Language Models & Smoothing. Shallow Processing Techniques for NLP Ling570 October 19, 2011. Announcements. Career exploration talk: Bill McNeill Thursday (10/20): 2:30-3:30pm Thomson 135 & Online ( T reehouse URL) Treehouse meeting: Friday 10/21: 11-12 Thesis topic brainstorming

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1.03k views • 82 slides
Clustering

Clustering

Clustering. Shallow Processing Techniques for NLP Ling570 November 30, 2011. Roadmap. Clustering Motivation & Applications Clustering Approaches Evaluation. Clustering. Task: Given a set of objects, create a set of clusters over those objects Applications:. Clustering.

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1.05k views • 76 slides

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