'Np np' presentation slideshows

An Introduction to Natural Language Syntax

An Introduction to Natural Language Syntax. Rajat Mohanty rkm@cse.iitb.ac.in. CS-460/IT-632 Department of Computer Science and Engineering Indian Institute of Technology, Bombay. Outline. Grammatical Analysis Finite State Grammar Phrase Structure Grammar Transformational Grammar

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Inheritance

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Psych 56L/ Ling 51: Acquisition of Language

Psych 56L/ Ling 51: Acquisition of Language. Lecture 12 Development of Morphology & Syntax I. Announcements. HW2 due today Review questions for syntax and morphology available HW 3 available (begin working on it): due 3/1/11. Adult Knowledge: The Target State for Morphology.

886 views • 72 slides

LING 138/238 SYMBSYS 138 Intro to Computer Speech and Language Processing

LING 138/238 SYMBSYS 138 Intro to Computer Speech and Language Processing. Lecture 13: Grammar and Parsing (I) November 9, 2004 Dan Jurafsky. Thanks to Jim Martin for many of these slides!. Outline for Grammar/Parsing Week. Context-Free Grammars and Constituency

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New Surprises from Self-Reducibility

800 views • 61 slides

Algorithms

Algorithms. NP-Complete Problems. Polynomial time algorithms. Most algorithms we have studied so far are polynomial time in the size of their inputs n. Worst case running time is O(n k ) for some constant k. Problems that are solvable by polynomial time algorithms are said to be tractable.

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Parsing

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Seven Lectures on Statistical Parsing

Seven Lectures on Statistical Parsing. Christopher Manning LSA Linguistic Institute 2007 LSA 354 Lecture 3. 1. Generalized CKY Parsing Treebank empties and unaries. TOP. TOP. TOP. TOP. TOP. S-HLN. S. S. S. NP-SUBJ. VP. NP. VP. VP. -NONE-. VB. -NONE-. VB. VB. VB. ?. ?.

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541 views • 41 slides

Extracting Simplified Statements for Factual Question Generation

Extracting Simplified Statements for Factual Question Generation. Michael Heilman and Noah A. Smith. Automatic Factual Question Generation (QG). Input: text Output: questions for reading assessment (e.g., for a closed-book quiz). We focus on sentence-level factual questions.

690 views • 40 slides

NLP Project

NLP Project. ???? ????? ????? ??????: ???? ??????? ????. ??? ???? ?????.

504 views • 39 slides

LING 388: Language and Computers

LING 388: Language and Computers. Sandiway Fong Lecture 26: 11/28. Administrivia. Last Homework out today due next Tuesday extra credit question No Computer Lab Class on Thursday Lab is not available Homework help is available bring in your laptop. Last Time. Reached a course landmark

422 views • 35 slides

Chapter 4 Syntax

Chapter 4 Syntax. Part IV. Heads ( ??? )and complements. p. 140 The head of a phrase is the word whose lexical category defines the type of the phrase. Every phrase has a head that has the same syntactic category as the phrase.

594 views • 32 slides

HPSGs Unification review, HPSG Introduction, Principles, Rules, Examples, Modularity

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CSA4050: Advanced Topics in NLP

CSA4050: Advanced Topics in NLP. Semantics III Quantified Sentences. Language Sentences Determiners Noun Phrases Syntactic Structure. Logic Generalised Quantifiers Higher order functions Translation into Prolog. Outline. Syntax-Semantics Interface.

381 views • 24 slides

CSA3180: NLP Algorithms

CSA3180: NLP Algorithms. Sentence Parsing Algorithms 2 Problems with DFTD Parser. Left Recursion Handling Ambiguity Inefficiency. Problems with DFTD Parser. Left Recursion. A grammar is left recursive if it contains at least one non-terminal A for which A ? * ?A? and ? ? * ?

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LING 364: Introduction to Formal Semantics

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LING 388: Language and Computers

LING 388: Language and Computers. Sandiway Fong Lecture 15: 10/17. Administrivia. Homework #4 acknowledgements to be sent out soon. Last Time: Lab Class. original DCG sentence --> np, vp. vp --> verb, np. verb --> [took]. np --> det, [man]. np --> det, [book]. det --> [the].

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CSE 421 Algorithms

248 views • 14 slides