Hierarchical Language Models for XML Component Retrieval.
Paul OgilvieJamie CallanPublished in: INEX (2004)
Keyphrases
- language model
- retrieval model
- document retrieval
- test collection
- query expansion
- information retrieval
- ad hoc information retrieval
- language modeling
- language models for information retrieval
- statistical language models
- xml retrieval
- document ranking
- xml documents
- relevance model
- probabilistic model
- query terms
- smoothing methods
- document length
- cross language retrieval
- passage retrieval
- xml elements
- n gram
- information retrieval systems
- document structure
- document level
- language modelling
- okapi bm
- pseudo relevance feedback
- query specific
- speech recognition
- vector space model
- ir models
- retrieval systems
- xml data
- retrieval effectiveness
- image database
- term frequency
- relevance feedback
- term dependencies
- pseudo feedback
- text retrieval
- relevant documents
- context sensitive
- structured documents
- document representation
- tf idf
- statistical language modeling
- expert finding
- ad hoc retrieval
- sentence retrieval
- term weighting
- retrieval accuracy
- document collections