On Learning Researchers' Dynamic Information Needs: An Entropy-Based Query Expansion Approach.
I-Chin WuChun-Yu LinGuan-Wei ChenYu-Kai LinPublished in: Web Intelligence/IAT Workshops (2012)
Keyphrases
- query expansion
- information retrieval systems
- learning process
- retrieval effectiveness
- query disambiguation
- active learning
- keywords
- information retrieval
- information extraction
- web search
- relevant documents
- text retrieval
- search engine
- language model
- learning algorithm
- retrieval model
- automatic query expansion
- machine learning