CSE 537 :
NATURAL LANGUAGE PROCESSING

• Name: LIONEL DESAI

• Student ID: 104645491

• Team No. : 04

SOURCES AND REFERENCES

Websites:

• http://www.cs.bham.ac.uk/~pxc/nlpa

• http://www.scism.sbu.ac.uk/inmandw/tutorials/nlp

• http://www.aaai.org

• http://www.scism.sbu.ac.uk/inmandw/tutorials/nlp/syntax/syntax.html

• http://www.scism.sbu.ac.uk/inmandw/tutorials/nlp/jargon/jargon.html

OVERVIEW

• HISTORY

• DETAILED PERSPECTIVE

• “NLP” – PRESENT SCENARIO

• APPLICATION

HISTORY

• What is “Natural Language Processing” ?

• How did the “Idea” evolve?

• Approaches to “NLP”

• Restricted Domain, Constrained Input

(ELIZA, BASEBALL, STUDENT)

• Large Domain, Text Matching

(PROTOSYNTHEX-I, Semantic Memory)

• Limited Logic

(TLC, SIR, DEACON, CONVERSE)

• Knowledge Based

(LUNAR, SHRDLU)

DETAILED PERSPECTIVE

• Ambiguity

s Categorical Ambiguity

s Word Sense/Lexical Ambiguity

s Structural Ambiguity

s Referential Ambiguity

s Ellipsis

• Syntax – Parsing, Derivation Trees

• Semantics

• Pragmatics