Coupled Dictionaries for Exemplar-Based Speech Enhancement and Automatic Speech Recognition.
Deepak BabyTuomas VirtanenJort F. GemmekeHugo Van hammePublished in: IEEE ACM Trans. Audio Speech Lang. Process. (2015)
Keyphrases
- automatic speech recognition
- speech enhancement
- speech signal
- noisy environments
- speech recognition
- hidden markov models
- vocal tract
- speaker identification
- linear prediction
- additive noise
- non stationary
- broadcast news
- background noise
- conversational speech
- sparse representation
- noise reduction
- speaker verification
- speech retrieval
- acoustic features
- spectral subtraction
- language model
- single channel
- bayesian networks
- pattern recognition
- speech sounds
- wiener filter
- sound source
- probabilistic model