Refined Feature Extraction for Chinese Question Classification in CQA.
Lei SuBin YangXiangxiang QiYantuan XianPublished in: TRIDENTCOM (2014)
Keyphrases
- question classification
- question answering
- feature extraction
- text summarization
- question answering systems
- information retrieval
- feature selection
- feature weighting
- natural language
- natural language processing
- feature vectors
- information extraction
- image classification
- named entities
- machine learning approaches
- passage retrieval
- relation extraction
- face recognition
- image processing
- feature space
- relevance feedback
- artificial intelligence