1. H. Chen and P. Varshney. Mutual information-based CT-MR brain image registration using generalized partial volume joint histogram estimation. IEEE Transactions on Medical Imaging, 22(9):1111–1119, 2003.
2. Information Processing in Medical Imaging (IPMI’95), volume 3 of Computational Imaging and Vision;A. Collignon,1995
3. A. Collignon, D. Vandermeulen, P. Suetens, and G. Marchal. 3-D multi-modality medical image registration using feature space clustering. In N. Ayache, editor, Proc. First Int’l Conf. Computer Vision, Virtual Reality and Robotics in Medicine (CVRMED’95), volume 905 of Lecture Notes in Computer Science, pages 195–204, Nice, France, April 1995. Springer.
4. T. Cover and J. Thomas. Elements of Information Theory. John Wiley & Sons, New York, N.Y., USA, 1991.
5. E. D’Agostino, F. Maes, D. Vandermeulen, and P. Suetens. A viscous fluid model for multimodal non-rigid image registration using mutual information. Medical Image Analysis, 7(4):565–575, 2003.