Probabilistic Spatial Filter Estimation for Signal Enhancement in Multi-Channel Automatic Speech Recognition.
Hendrik KayserNiko MoritzJörn AnemüllerPublished in: INTERSPEECH (2016)
Keyphrases
- multi channel
- automatic speech recognition
- single channel
- spatial filtering
- speech recognition
- noisy environments
- speech signal
- hidden markov models
- wiener filter
- broadcast news
- anti aliasing
- speech segments
- word error rate
- conversational speech
- word recognition
- noise reduction
- spoken words
- speech retrieval
- image processing
- speech corpus
- signal to noise ratio
- high frequency
- non stationary
- spontaneous speech
- neural network
- bayesian networks
- probabilistic model
- speaker adaptation
- recognition errors
- image enhancement
- signal processing
- image restoration
- language model
- speech synthesis
- brain activity
- frequency domain
- handwriting recognition
- independent component analysis