Effectiveness of Combined Features for Machine Learning Based Question Classification.
Marcin SkowronKenji ArakiPublished in: Inf. Media Technol. (2006)
Keyphrases
- question classification
- machine learning
- machine learning approaches
- feature weighting
- feature set
- machine learning methods
- structural information
- knowledge representation
- feature space
- feature extraction
- low level
- co occurrence
- artificial intelligence
- learning algorithm
- question answering
- text mining
- learning tasks
- text categorization
- text classification
- active learning
- decision trees
- search engine
- information retrieval