Facial expressions classification and false label reduction using LDA and threefold SVM.
Jamal Hussain ShahMuhammad SharifMussarat YasminSteven Lawrence FernandesPublished in: Pattern Recognit. Lett. (2020)
Keyphrases
- facial expressions
- support vector machine svm
- face recognition
- support vector
- facial expression recognition
- expression recognition
- recognition of facial expressions
- support vector machine
- feature space
- human faces
- feature extraction
- linear discriminant analysis
- feature selection
- feature vectors
- svm classifier
- classification accuracy
- decision trees
- face images
- machine learning
- video sequences
- facial images
- expression classification
- training set
- dimension reduction
- principal component analysis
- discriminant analysis
- facial features
- image classification
- dimensionality reduction
- knn
- text classification
- multi class
- head movements
- training data
- active appearance models
- feature analysis
- facial animation
- action units
- human emotion
- computer vision