A Triple-diagonal Gradient-based Edge Detection.
Qiang WuXiangjian HeTom HintzPublished in: Computer Graphics and Imaging (2003)
Keyphrases
- edge detection
- edge detector
- noisy images
- image enhancement
- recursive filtering
- anisotropic diffusion
- multiscale
- image processing
- edge map
- edge information
- region growing
- machine learning
- covariance matrix
- mathematical morphology
- edge detection algorithm
- noise reduction
- database
- noise estimation
- sobel operator
- video sequences
- real time
- image filtering
- higher order
- gradient operators
- neural network