State-of-Art: Various Noises and Filtering Techniques in Image Restoration

The problem, we are concerned with in this paper, is the quality of image. In the digital communication, the data is send in the digital form. It may be either in audio or video form. The applications of the digital communication can be seen in many fields. The most important and useful field is Image processing. Image processing is a very important subject and it is used in many areas such as photography, satellite imaging, medical imaging, remote sensing, image compression etc. Here, our main concern is the Image Processing and it’s Restoration. This image processing is required because of noise addition in any image and this added noise is removed by various methods, out of which we will discuss filtering technique mainly.