Facial micro-expressions recognition using high speed camera and 3D-gradient descriptor.
Senya PolikovskyYoshinari KamedaYuichi OhtaPublished in: ICDP (2009)
Keyphrases
- high speed camera
- facial expressions
- high speed
- frame rate
- structured light
- orientation histogram
- video sequences
- photometric stereo
- facial images
- action recognition
- facial expression recognition
- feature descriptors
- facial features
- shape descriptors
- real time
- image retrieval
- gradient orientation
- keypoints
- object recognition
- space time
- face images
- feature vectors
- landmark detection
- gradient information
- image sequences
- feature extraction
- facial actions
- image gradient
- pose variations
- high quality
- edge detection