Quaternion discrete orthogonal Hahn moments convolutional neural network for color image classification and face recognition.
Abdelmajid El AlamiAbderrahim MesbahNadia BerrahouZouhir LakhiliAissam BerrahouHassan QjidaaPublished in: Multim. Tools Appl. (2023)
Keyphrases
- krawtchouk moments
- orthogonal polynomials
- convolutional neural network
- image classification
- face recognition
- face detection
- feature extraction
- orthogonal moments
- color texture
- zernike moments
- legendre moments
- color images
- sparse representation
- image representation
- color information
- bag of words
- basis functions
- image features
- visual features
- tchebichef moments
- face images
- visual words
- computer vision
- recognition rate
- texture image retrieval
- neural network
- color texture segmentation
- human faces
- discriminant analysis
- fourier transform
- feature vectors
- action classification
- class specific
- local binary pattern
- facial expressions
- object detection
- moment invariants
- sparse coding
- polar coordinates
- unsupervised segmentation
- color space
- frequency domain
- detection method
- color constancy
- facial images
- feature space
- machine learning