Research and Application of Image De-noising in military

In order to hit the target accurately for military missile, its target image must be accurate. However, in practice the target image often encounter noise. Therefore, it is very important of image de-noising, and it has become a key step of the digital image pre-process. In this paper firstly we discuss the type of noise, and then we will introduction the de-noise principle of Wiener filtering and BM3D. At last the results show the effectiveness of method.