Keyphrases
- detection method
- canny edge
- edge detector
- edge detection
- edge pixels
- edge map
- gradient magnitude
- detected edges
- detection algorithm
- edge linking
- edge information
- face detection
- input image
- feature detection
- edge direction
- gray value
- multiscale
- scale space
- adjacent pixels
- image enhancement
- gray level
- noise level
- intensity gradient
- zero crossing
- image processing
- noisy images
- image segmentation