[1] C. Kotropoulos, X. Magnisalis, I. Pitas, and M. G. Strintzis, IEEE Trans. Image Processing 3, 65 (1994).
[2] A. Hammoude, Computerized Medical Imaging and Graphics 22, 181 (1998).
[3] R. F. Wagner, S. W. Smith, J. M. Sandrik, and H. Lopez, IEEE Trans. Sonics and Ultrasonics 30, 156 (1983).
[4] T. Loupes, W. N. Mcdicken and P. L. Allan, IEEE Trans. Circuits and Systems, 36, 129 (1989).
[5] A. P. Witkin, in Proceedings of the 4th International Joint Conference on Artificial Intelligence 1019 (1983).
[6] G. Gerig, O. Kubler, R. Kikinis, and F. A. Jolesz, IEEE Trans. Medical Imaging 11, 221 (1992).
[7] P. Perona and J. Malik, IEEE Trans. Pattern Analysis and Machine Intelligence 12, 629 (1990).
[8] J. Monteil and A. Beghdadi, IEEE Trans. Pattern Analysis and Machine Intelligence 21, 940 (1999).
[9] J. Sijbers, A. J. den Dekker, P. Scheunders, and D. V. Dyck, IEEE Trans. Medical Imaging 17, 357 (1998).
