A High Performance Question-Answering System Based on a Two-Pass Answer Indexing and Lexico-Syntactic Pattern Matching.
Harksoo KimJungyun SeoPublished in: IEICE Trans. Inf. Syst. (2004)
Keyphrases
- pattern matching
- lexico syntactic
- question classification
- syntactic structures
- string matching
- question answering
- question answering systems
- compressed text
- co occurrence
- natural language
- feature weighting
- regular expressions
- pattern matching algorithm
- wordnet
- textual entailment
- manually constructed
- database
- approximate pattern matching
- information retrieval
- text retrieval
- boyer moore
- bit parallel
- suffix tree
- natural language processing
- feature space
- machine learning