A Revisit Histogram of Oriented Descriptor for Facial Color Image Classification Based on Fusion of Color Information.
Huy Nguyen QuocVinh Truong HoangPublished in: J. Sensors (2021)
Keyphrases
- color information
- image classification
- color distribution
- color images
- color descriptors
- color model
- color histogram
- spatial color
- feature extraction
- bag of features
- color space
- gray images
- dominant color
- bag of words
- visual features
- face recognition
- image representation
- texture information
- color vision
- grayscale images
- image features
- color features
- color invariant
- facial expressions
- texture images
- salient points
- human faces
- binary patterns
- skin color
- object recognition
- local binary pattern
- gray level
- facial images
- ccd camera
- image fusion
- color texture
- color channels
- facial features
- texture descriptors
- fusion method
- discriminative power
- keypoints
- visual words
- rgb color space
- image retrieval
- color transfer
- skin regions
- image processing