Enabled Generalized Vector Space Model to Improve Document Retrieval.
Jörg WaitelonisClaudia ExelerHarald SackPublished in: NLP-DBPEDIA@ISWC (2015)
Keyphrases
- document retrieval
- vector space model
- retrieval model
- language model
- information retrieval
- document collections
- language modeling
- text retrieval
- tf idf
- average precision
- vector space
- n gram
- term frequency
- relevance feedback
- document representation
- document clustering
- retrieval effectiveness
- latent semantic indexing
- relevant documents
- information retrieval systems
- query terms
- probabilistic model
- pseudo relevance feedback
- relevance model
- semantic similarity
- database
- high level
- training data
- bag of words
- semantic information
- query expansion
- high dimensional
- data points