Orthogonal moment operators for subpixel edge detection.
Sugata GhosalRajiv MehrotraPublished in: Pattern Recognit. (1993)
Keyphrases
- edge detection
- gradient operators
- edge detector
- multiscale
- image enhancement
- region growing
- optical flow
- noisy images
- image processing
- edge detection algorithm
- mathematical morphology
- subpixel accuracy
- neural network
- recursive filtering
- sobel operator
- tchebichef moments
- legendre moments
- signal to noise ratio
- zernike moments
- edge points
- image registration
- laplacian operator