Grey Wolf Optimization Algorithm for Colour Image Enhancement Considering Brightness Preservation Constraint. Int. J. Emerg. Trends Sci. Technol. [Internet]. 2016 May 31 [cited 2026 Sep. 28];3(05):4049-55. Available from: http://igmpublication.com/ijetst.in/index.php/ijetst/article/view/1085