Feature extraction of sar target in clutter based on peak region segmentation and regularized orthogonal matching pursuit.
Xun Chao CongRong Qiang ZhuYu-Lin LiuQun WanPublished in: ChinaSIP (2014)
Keyphrases
- region segmentation
- orthogonal matching pursuit
- feature extraction
- feature selection
- sparse representation
- compressed sensing
- image representation
- transform domain
- compressive sensing
- perceptual grouping
- image segmentation
- image classification
- sparse approximation
- image reconstruction
- edge detector
- feature vectors
- feature set
- image processing
- least squares
- feature maps
- feature space
- face recognition
- pattern recognition
- spatial domain
- image content
- frequency domain
- linear combination
- motion detection
- data sets
- model selection
- global features
- dimensionality reduction
- principal component analysis
- multiscale
- machine learning