Term-Dependent Confidence Normalisation for Out-of-Vocabulary Spoken Term Detection.
Dong WangJavier TejedorSimon KingJoe FrankelPublished in: J. Comput. Sci. Technol. (2012)
Keyphrases
- spoken term detection
- out of vocabulary
- term frequency
- query terms
- language model
- broadcast news
- text categorization
- retrieval model
- word segmentation
- tf idf
- text classification
- average precision
- cross language information retrieval
- n gram
- bag of words
- named entity recognition
- document representation
- information retrieval
- query expansion
- text documents
- named entities
- user queries
- relevant documents
- hand crafted
- co occurrence
- semi supervised