Text Mining Based Query Expansion for Chinese IR.
Zhihan LiYue XuShlomo GevaPublished in: ALTA (2008)
Keyphrases
- query expansion
- text mining
- information retrieval
- web corpora
- text summarization
- retrieval effectiveness
- information retrieval systems
- language modeling
- language model
- text retrieval
- ad hoc retrieval
- retrieval model
- text documents
- information extraction
- relevance feedback
- trec genomics track
- pseudo relevance feedback
- term selection
- biomedical literature
- query terms
- natural language processing
- relevant documents
- automatic query expansion
- search engine
- word segmentation
- retrieved documents
- original query
- vocabulary mismatch
- data mining
- text classification
- passage retrieval
- test collection
- pseudo feedback
- topic models
- natural language
- query disambiguation
- query translation
- vector space model
- active learning
- model for information retrieval
- document clustering
- query expansion methods
- document retrieval
- named entities
- data analysis
- machine learning