A Graph-based Semi-Supervised Learning for Question-Answering.
Asli CelikyilmazMarcus ThintZhiheng HuangPublished in: ACL/IJCNLP (2009)
Keyphrases
- question answering
- graph based semi supervised learning
- semi supervised learning
- graph construction
- label propagation
- semi supervised
- information retrieval
- information extraction
- natural language processing
- named entities
- relation extraction
- syntactic information
- passage retrieval
- natural language
- machine learning
- natural language questions
- question answering systems
- question classification
- text categorization
- knowledge representation
- unlabeled data
- dimensionality reduction
- qa systems
- pairwise
- labeled data
- unsupervised learning
- active learning
- reinforcement learning