Document and Passage Retrieval Based on Hidden Markov Models.
Elke MittendorfPeter SchäublePublished in: SIGIR (1994)
Keyphrases
- hidden markov models
- passage retrieval
- document retrieval
- question answering
- language model
- query expansion
- audio visual
- retrieval model
- retrieval systems
- information retrieval
- quantitative evaluation
- semantic relatedness
- speech recognition
- relevance model
- information retrieval systems
- natural language processing
- relevance feedback
- document collections
- free text
- machine learning
- markov random field
- digital libraries
- co occurrence
- text retrieval