Improving Micro-expression Recognition Accuracy Using Twofold Feature Extraction.
Madhumita A. TakalkarHaimin ZhangMin XuPublished in: MMM (1) (2019)
Keyphrases
- recognition accuracy
- feature extraction
- face recognition
- recognition rate
- preprocessing
- pattern classification
- discriminant analysis
- improve the recognition rate
- image processing
- dimension reduction
- support vector machine svm
- feature representation
- face images
- linear feature extraction
- feature space
- computer vision
- texture features
- facial expression recognition
- extracted features
- elastic graph matching
- frequency domain
- image classification
- principal component analysis
- feature vectors
- pattern recognition
- human faces
- detection rate
- face detection
- dimensionality reduction
- multiresolution
- gabor wavelets
- feature extraction and classification
- feature extractors
- training set
- data mining