Wikipedia-Based Semantic Smoothing for the Language Modeling Approach to Information Retrieval.
Xinhui TuTingting HeLong ChenJing LuoMaoyuan ZhangPublished in: ECIR (2010)
Keyphrases
- semantic smoothing
- language model
- language modeling
- context sensitive
- text classification
- translation model
- document representation
- n gram
- retrieval model
- information retrieval
- knowledge base
- document retrieval
- query expansion
- probabilistic model
- test collection
- wordnet
- named entities
- semantic information
- query terms
- document collections
- cross lingual
- vector space model
- wikipedia articles
- bag of words
- semantic relations
- multiword
- data analysis