Kernel-Based Nonlinear Feature Extraction for Image Classification.
Po-Wen ChouPi-Fuei HsiehChia-Cheng HsiehPublished in: IGARSS (2) (2008)
Keyphrases
- image classification
- feature extraction
- kernel based nonlinear
- feature space
- bag of words
- subspace methods
- feature vectors
- preprocessing
- kernel function
- face recognition
- kernel trick
- hyperspectral imagery
- sparse coding
- visual words
- image representation
- pattern recognition
- image processing
- dimensionality reduction
- pattern classification
- linear discriminant analysis
- discriminant analysis
- feature set
- face images
- image features
- sparse representation
- feature selection
- data sets
- kernel pca
- low dimensional
- high dimensional feature space
- object detection
- support vector machine