A daptive weighted mean algorithm for uneven illuminated image
HUANG Danping, LI Jing, YU Shaodong, TIAN Jianping, HU Yong, LIN Haibo
Science & Technology Review . 2015, (8): 84 -88 .  DOI: 10.3981/j.issn.1000-7857.2015.08.014