Keyphrases
- edge detection
- vector quantization
- edge detector
- multiscale
- bag of words
- noisy images
- image processing
- image enhancement
- image representation
- image enlargement
- vector quantizer
- noise reduction
- mathematical morphology
- visual words
- blur estimation
- recursive filtering
- edge detection algorithm
- region growing
- zero crossing
- image compression
- image filtering
- feature vectors
- training set
- denoising
- edge points
- soft assignment
- gradient operators
- edge detection algorithms
- machine learning
- signal to noise ratio