• S. Haritha
• Sri. N. Hanumantha Rao

For picture dissimilarity upgrade, an S-shaped shuffle capacity has created to all the more likely match the public vision with an related mean brightness algorithm and expansion techniques to conserve the mean brightness of picture. Be that as it may, this middle brightness conservation strategy can cause cutting of the spirited scope of images resultant in a very failure of difference. Besides, preserve mean or focus image brightness can every now and then create a substitute outcome while not a reliable tendency. Here the paper developed a technique to conserve either the mean or middle image brightness by shifting the intersection purpose of s-shaped curve on the y = x line by successive guess. to boost procedure capability, 2 as lately set equations are projected to diminish the number of ideal control parameters from four to 2 for resolution the formed curves. Also, our projected procedure wills modification the image brightness while not inflicting cutting at either ends of the intensity territory. Our projected brightness preservation system may be related to a video sequence to vary its brightness while not inflicting any gleaming. It’s been shown that our projected strategy will create visually pleasing updated footage.

"Picture Enhancement by S-Shaped Curves Using Successive Approximation", International Journal of Emerging Technologies and Innovative Research (www.jetir.org), ISSN:2349-5162, Vol.6, Issue 6, page no.634-638, June 2019, Available :http://www.jetir.org/papers/JETIR1907394.pdf

"Picture Enhancement by S-Shaped Curves Using Successive Approximation", International Journal of Emerging Technologies and Innovative Research (www.jetir.org | UGC and issn Approved), ISSN:2349-5162, Vol.6, Issue 6, page no. pp634-638, June 2019, Available at : http://www.jetir.org/papers/JETIR1907394.pdf