Global and Local Term Expansion for Text Retrieval.
Yuen-Hsien TsengDa-Wei JuangShiu-Han ChenPublished in: NTCIR (2004)
Keyphrases
- text retrieval
- term weighting
- information retrieval
- text representation
- multimedia retrieval
- inverted file
- document collections
- document retrieval
- retrieval model
- keyword extraction
- latent semantic indexing
- image retrieval
- retrieval systems
- query expansion
- automatic query expansion
- cross language
- term frequency
- machine learning
- vector space
- bag of words
- learning process
- similarity measure