Applied Medical Image Processing, 2nd Edition

Chapter 9

Registration

Wolfgang Birkfellner

9.1 Fusing Information

In Chapter 7, we dealt with all types of spatial transforms applicable to images. Besides visualization and interpolation purposes, these operations provide the core formalism for image registration or image fusion. From the very beginning of this book, it was emphasized that medical imaging modalities do not provide images of the patient’s anatomy and physiology. They do record certain physical properties of tissue. What sounds very philosophic is indeed a very general property of perception. We do only see what we can see – this forms our reality and our image of the world. But modern medical imaging devices enhance the limits of our perception. Less than forty years ago, the ...