Mixture Models, Overlap, and Structural Hints in XML Element Retrieval.
Börkur SigurbjörnssonJaap KampsMaarten de RijkePublished in: INEX (2004)
Keyphrases
- mixture model
- xml elements
- document retrieval
- xml retrieval
- xml documents
- language model
- gaussian mixture model
- generative model
- em algorithm
- ranked list
- xml data
- probabilistic model
- model selection
- unsupervised learning
- expectation maximization
- mixture modeling
- maximum likelihood
- path expressions
- retrieval model
- object recognition
- relevance feedback
- structured data
- information extraction
- data model
- xml queries
- machine learning
- data mining
- database