Keyphrases
- binary images
- feature extraction
- connected components
- topology preserving
- gray scale
- parallel thinning algorithm
- mathematical morphology
- grayscale images
- input image
- image processing
- topology preservation
- image classification
- gray level images
- thinning algorithm
- topological properties
- feature vectors
- gray scale images
- frequency domain
- dimensionality reduction
- distance transformation
- feature selection
- cell complexes
- feature space
- face recognition
- texture analysis
- morphological operations
- gabor filters
- connected component labeling
- structuring elements
- local binary pattern
- wavelet transform
- color images
- image analysis
- data structure
- component labeling
- binary and gray scale