Predictedwalk with correlation in particle filter speech feature enhancement for robust automatic speech recognition.
Matthias WölfelPublished in: ICASSP (2008)
Keyphrases
- automatic speech recognition
- particle filter
- speech recognition
- speech signal
- robust tracking
- noisy environments
- word error rate
- visual tracking
- object tracking
- hidden markov models
- particle filtering
- state estimation
- broadcast news
- conversational speech
- multiple hypothesis
- data association
- kalman filter
- object tracking algorithm
- speech corpus
- state space
- spoken words
- appearance model
- mean shift
- recognition errors
- tracking framework
- speech retrieval
- partial occlusion
- acoustic features
- speech sounds
- motion model
- face tracking
- feature vectors
- spontaneous speech
- rao blackwellized particle filter
- speech synthesis
- observation model
- error rate
- feature space
- image processing
- speech recognizer
- non stationary
- image features
- pattern recognition
- search algorithm
- image sequences
- computer vision
- neural network