Facial Expression Recognition Based on Curvelet Transform and Sparse Representation.
Xiaofeng FuKe-Bo FuYu ZhangQili ZhouXiaoJuan FuPublished in: ICNC-FSKD (2018)
Keyphrases
- sparse representation
- facial expression recognition
- curvelet transform
- face recognition
- gabor features
- wavelet transform
- facial expressions
- feature set
- human computer interaction
- sparse coding
- feature extraction
- image classification
- local binary pattern
- facial images
- image patches
- reconstruction error
- signal processing
- dimensionality reduction
- human faces
- high dimensional data
- palmprint
- image representation
- face images
- multiresolution
- face detection
- facial features
- face databases
- classification accuracy
- multiscale
- subband
- machine learning
- unsupervised learning
- texture analysis
- image registration
- multi class
- user interface
- feature selection