Automatic Derivation of Surface Text Patterns for a Maximum Entropy Based Question Answering System.
Deepak RavichandranAbraham IttycheriahSalim RoukosPublished in: HLT-NAACL (2003)
Keyphrases
- automatic text
- open domain
- fully automatic
- text retrieval
- semi automatic
- question answering
- lexico syntactic
- free text
- three dimensional
- database
- text mining
- data mining
- frequent patterns
- text documents
- natural language processing
- d objects
- design patterns
- pattern discovery
- surface reconstruction
- string matching
- semi automatically
- question classification