A Review on Image Contrast Enhancement Techniques

Abstract

Image enhancement focuses on improving the excellence of the input image that may be captured by a camera or other electronics product for making the output image looks better. Contrast enhancement is one of the known and famous important considerations of digital image processing. Contrast enhancement has an important role in the improvement of visual quality for computer vision and the processing of digital images. It correspondingly enhances visual quality standard by enlarging the dynamic range of gray levels of the input image. In this paper, a survey has been conducted on the approaches to make a contrast enhancement on the images.

Keywords: Image enhancement; Contrast enhancement; visual quality; computer vision.