Latent semantic rational kernels for topic spotting on spontaneous conversational speech.
Chao WengBiing-Hwang JuangPublished in: ICASSP (2013)
Keyphrases
- conversational speech
- latent semantic
- latent semantic indexing
- query expansion
- automatic speech recognition
- broadcast news
- latent semantic analysis
- probabilistic latent semantic analysis
- text data
- spontaneous speech
- semantic information
- co occurrence
- keywords
- xml documents
- bayesian networks
- wordnet
- information retrieval systems
- hidden markov models