Natural Language Processing

Natural Language Processing

1. Process info contained in NL text

2. Turing Test

   • Can fool a judge that its human over a tele-typing exercise
   • ELIZA

3. NLP Level

   • Phonology
     • Pronunciation of W
   • Morphology
     • Formation of W
   • Syntax
     • Structure of Sen
   • Semantic
     • Meaning of Sen
   • Discourse
     • Interpret sequence of Sen
   • Pragmatic
     • Interpret whole text

4. Ambiguity

   • Right
   • Interest

5. Application

   • Qustion answering
   • Text categorization
   • Text mining

6. Stages

   • Parsing
     • NP - VP
     • V - PP/NP
     • P/D/N
   • Semantic Interpret
   • Incorporation of world knowledge