Accurate facial expression recognition method based on perceptual hash algorithm.
Yang YangPublished in: Int. J. Biom. (2024)
Keyphrases
- preprocessing
- detection algorithm
- facial expression recognition
- detection method
- matching algorithm
- recognition algorithm
- k means
- feature point tracking
- segmentation algorithm
- similarity measure
- feature extraction
- em algorithm
- expectation maximization
- probabilistic model
- multiscale
- object detection
- facial expressions
- post processing
- support vector machine
- classification accuracy
- multiresolution
- high quality
- data sets