Image Field Categorization and Edge/Corner Detection from Gradient Covariance.
Shigeru AndoPublished in: IEEE Trans. Pattern Anal. Mach. Intell. (2000)
Keyphrases
- corner detection
- edge detection
- gradient direction
- structure tensor
- gradient magnitude
- edge map
- input image
- gradient information
- multiscale
- image gradient
- single image
- gradient field
- image retrieval
- feature matching
- edge pixels
- image features
- image segmentation
- edge detector
- image analysis
- planar curves
- gaussian filter
- step edges
- zero crossing
- image classification
- image matching
- corner detectors
- high resolution
- edge information
- curvature scale space
- image registration
- orientation histogram
- image derivatives
- edge orientation
- noisy images
- test images
- keypoints
- detection algorithm
- feature points