1. Applied Mathematics Series;M. Abramowitz,1964
2. J. Babaud, A.P. Witkin, M. Baudin and R.O. Duda, “Uniqueness of the Gaussian kernel for scale-space filtering,”IEEE Trans. Patt. Anal. Mach. Intell. vol. 8, pp. 26–33, 1986.
3. J. Blom, “Topological and geometrical aspects of image structure,”Ph.D. thesis, Department of Medical Physics, University of Utrecht, Utrecht, The Netherlands, 1992.
4. K., Brunnström, T.P. Lindeberg and J.-O. Eklundh, “Active detection and classification of junctions by foveation with a head—eye system guided by the scale-space primal sketch,” inProc. 2nd European Conference on Computer Vision, Santa Margherita Ligure, Italy, May 19–22, 1992, pp. 701–709.
5. P.J. Burt and E.H. Adelson, “The Laplacian pyramid as a compact image code,”IEEE Trans. Commun. vol. 9, pp. 532–540, 1983.