Various Noises in Medical Images and De-noising Techniques

Abstract

It has become a great topic to be researched for the better interpretation of the medical images. There are many de-noising techniques and filters available till now but still it is the topic of research. How, it is to get the fully de-noised image using any of the filtering techniques invented yet or using new idea of filtering. Wiener filtering is one of the most popular methods. Wavelets transform has become a very powerful tool for removing the noise from the images. Some of the noise cannot be ignored from the images while diagnosis. So, it is very important to remove the noise from such types of images. Numerous research papers have been published regarding this topic but still the research is going on to get fully de-noised medical images.