A prosody-based vector-space model of dialog activity for information retrieval.
Nigel G. WardSteven D. WernerFernando GarcíaEmilio SanchisPublished in: Speech Commun. (2015)
Keyphrases
- vector space model
- information retrieval
- retrieval model
- tf idf
- vector space
- language model
- document representation
- latent semantic indexing
- semantic similarity
- document clustering
- search engine
- index terms
- semantic information
- query expansion
- web documents
- cosine measure
- term weighting
- relevance model
- topic detection and tracking
- text mining
- natural language
- question answering
- document collections
- web search
- information extraction
- active learning
- digital libraries
- knowledge base