Improving graph-based random walks for complex question answering using syntactic, shallow semantic and extended string subsequence kernels.
Yllias ChaliSadid A. HasanShafiq R. JotyPublished in: Inf. Process. Manag. (2011)
Keyphrases
- question answering
- random walk
- shallow semantic
- syntactic information
- natural language
- information retrieval
- semantic parsing
- semantic roles
- natural language processing
- information extraction
- named entities
- automatically created
- markov chain
- cross language
- feature selection
- multi document summarization
- text summarization
- machine translation
- kernel methods
- feature space
- kernel function
- semantic role labeling
- text classification
- information retrieval systems