Geethalakshmi, S N2017-03-302017-03-302010https://ir.avinuty.ac.in/handle/avu/2360In electrical engineering and computer science, image processing is any form of signal processing that converts the raw form of an input image into a usable and often meaningful output image. There are several standard techniques available for image processing and these techniques are broadly classified as image ^enhancement and image analyzing techniques. This paper discusses some of the most frequently used methods under this category.