A modified moment-based edge operator for rectangular pixel image.
Li-Min LuoXiao-Hua XieXu-Dong BaoPublished in: IEEE Trans. Circuits Syst. Video Technol. (1994)
Keyphrases
- input image
- edge map
- gradient magnitude
- edge detection
- gray value
- pixel values
- adjacent pixels
- image pixels
- edge pixels
- grey level
- image data
- intensity values
- edge direction
- intensity variations
- neighboring pixels
- image representation
- pixel level
- gradient field
- single image
- image retrieval
- homogeneous regions
- image features
- test images
- image regions
- image frames
- image segmentation
- color distribution
- segmentation method
- image derivatives
- feature points
- image edges
- pixel wise
- detected edges
- edge information
- binary images
- gray level
- high resolution
- multiscale
- gray images
- gray level images
- zernike moments
- color components
- polar coordinates
- spatial information