Probabilistic spatial dictionary based online adaptive beamforming for meeting recognition in noisy and reverberant environments.
Nobutaka ItoShoko ArakiMarc DelcroixTomohiro NakataniPublished in: ICASSP (2017)
Keyphrases
- recognition accuracy
- object recognition
- noisy environments
- recognition rate
- online learning
- spatial data
- mimo ofdm systems
- feature extraction
- confidence weighted
- speech enhancement
- pattern recognition
- visual focus of attention
- spatial distribution
- recognition algorithm
- action recognition
- real world
- character recognition
- human activities
- probabilistic model
- hidden markov models
- real time
- activity recognition
- partial occlusion
- uncertain data
- frequency domain
- multipath
- speech signal
- string matching
- spatio temporal
- video sequences
- bayesian networks
- e learning