Visual voice activity detection via chaos based lip motion measure robust under illumination changes.
Taeyup SongKyungsun LeeHanseok KoPublished in: IEEE Trans. Consumer Electron. (2014)
Keyphrases
- voice activity detection
- noisy environments
- visual perception
- illumination change
- image sequences
- illumination invariance
- visual cues
- object motion
- illumination variations
- partial occlusion
- visual information
- optical flow
- motion estimation
- robust tracking
- space time
- visual motion
- similarity measure
- visual features
- visual data
- camera motion
- varying illumination conditions
- visual speech
- human motion
- motion analysis
- multiscale
- computer vision
- moving objects
- humanoid robot
- illumination conditions
- action recognition
- single image