Multiscale Gradient Maps Augmented Fisher Information-Based Image Edge Detection.
V. B. Surya PrasathDang Ngoc Hoang ThanhNguyen Quoc HungLe Minh HieuPublished in: IEEE Access (2020)
Keyphrases
- fisher information
- multiscale
- edge detection
- information geometry
- positive definite
- noise level
- probability density function
- image processing
- scale space
- image segmentation
- free energy
- euclidean space
- wavelet domain
- estimation error
- wavelet transform
- information theory
- noisy images
- covariance matrix
- shape representation
- affine invariant
- exponential family
- error rate
- projective transformations
- upper bound
- multiresolution