Image fusion technology has successfully contributed to various fields such as medical diagnosis and navigation, surveillance systems, remote sensing, digitalized cameras, military applications etc. Before going into the details of image fusion, the authors give general characterization and relevant details of the techniques developed herein. Image fusion is useful for human visual perception, computer vision or further processing. The fused Image fusion aims at the integration of various complementary image data into a single new image with the best possible quality. This book aims at being a perfect blend of knowledge and information for undergraduates, graduates and researchers.