Spatial correlation model based observation vector clustering and MVDR beamforming for meeting recognition.
Shoko ArakiMasahiro OkadaTakuya HiguchiAtsunori OgawaTomohiro NakataniPublished in: ICASSP (2016)
Keyphrases
- spatial correlation
- recognition accuracy
- recognition rate
- clustering algorithm
- unsupervised learning
- temporal correlation
- object recognition
- pattern recognition
- k means
- clustering method
- data points
- cluster analysis
- recognition algorithm
- feature extraction
- hierarchical clustering
- spectral clustering
- character recognition
- document clustering
- activity recognition
- minimum variance
- visual focus of attention