Image mosaics have been an active area of research in the fields of computer vision,image processing and computer graphics in recent years. The automatic fast construcuon of unlinuted field of view,high-resolution image mosaics is a main research task of this area. According to the procedure of image mosaics,the paper introduces and discusses image acquisition,geometric corrections,image register and image blending in detail. In the last part of the paper,we make a discussion on some problems of research and point out the future research directions.
