Improving probabilistic information retrieval by modeling burstiness of words.
Zuobing XuRam AkellaPublished in: Inf. Process. Manag. (2010)
Keyphrases
- information retrieval
- probabilistic topic models
- search engine
- n gram
- text mining
- information retrieval systems
- language model
- document collections
- information extraction
- probabilistic model
- test collection
- keywords
- linguistic analysis
- document representation
- maximum entropy model
- knowledge discovery
- word frequency
- related words
- word segmentation
- language modeling
- word sense disambiguation
- text documents
- query expansion