Reliable facial expression recognition for multi-scale images using weber local binary image based cosine transform features.
Sajid Ali KhanAyyaz HussainMuhammad UsmanPublished in: Multim. Tools Appl. (2018)
Keyphrases
- facial expression recognition
- cosine transform
- image features
- frontal view
- multiscale
- expression classification
- image data
- edge detection
- image retrieval
- test images
- feature extraction
- local binary pattern
- facial expressions
- three dimensional
- ground truth
- image database
- image regions
- image analysis
- expression recognition
- human computer interaction
- keypoints
- gabor filters
- compression algorithm
- feature vectors
- feature space
- object recognition
- feature set
- face recognition
- high quality
- facial images
- input image
- human faces
- spatial information
- lighting conditions
- texture features
- digital images
- wavelet transform
- similarity measure
- image blocks
- face images
- natural images
- image sequences