Translation and scale invariants of Legendre moments
β Scribed by Chee-Way Chong; P. Raveendran; R. Mukundan
- Publisher
- Elsevier Science
- Year
- 2004
- Tongue
- English
- Weight
- 264 KB
- Volume
- 37
- Category
- Article
- ISSN
- 0031-3203
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π SIMILAR VOLUMES
Moment functions deΓΏned using a polar coordinate representation of the image space, such as radial moments and Zernike moments, are used in several recognition tasks requiring rotation invariance. However, this coordinate representation does not easily yield translation invariant functions, which ar
A region-based shape descriptor invariant to rotation, scale and translation is presented in this paper. For a given binary shape, positions of pixels belonging to the shape are regarded as observed vectors of a 2-D random vector and two eigenvectors are obtained from the covariance matrix of the ve