Automatic topic detection strategy for information retrieval in spoken document.
Shan JinHemant MisraThomas SikoraJoemon M. JosePublished in: WIAMIS (2009)
Keyphrases
- topic detection
- information retrieval
- document collections
- document clustering
- topic detection and tracking
- document corpus
- information retrieval systems
- hot topics
- document level
- trend analysis
- relevant documents
- document retrieval
- vector space model
- text classification
- test collection
- text retrieval
- text data
- document representation
- retrieval systems
- tf idf
- retrieval model
- information extraction
- text mining
- text documents
- web documents
- language modeling
- retrieval strategies
- query expansion
- language model
- query terms
- question answering
- data mining
- search engine
- machine learning