QRcode_righting
代码说明：
二维码扶正,对不同光照图片都有较好结果，涉及几种不同的二值化方法，采用霍夫检测直线和双线性变换扶正二维码，内含的7张图片都能扶正(Two-dimensional code righting, have a better picture of the different light result, involving several different binarization method using Hough transform to detect linear and bilinear righting two-dimensional code, embedded image 7 can be righting)
文件列表：
扶正二维码
..........\6.jpg,181218,2016-10-28
..........\7.jpg,268194,2016-10-28
..........\fushi.m,573,2016-11-08
..........\geometric_transformation.m,5967,2016-11-10
..........\geometric_transformation_2.m,5894,2016-11-10
..........\geometric_transformation_4.m,5990,2016-11-10
..........\hough.m,2947,2016-11-09
..........\hough1.m,2528,2016-11-08
..........\hough2.m,2522,2016-11-09
..........\image_detail.m,1101,2016-11-09
..........\kittlerMet.m,1845,2009-06-11
..........\maxLianTongYu.m,648,2016-11-08
..........\min2_to_left.m,1089,2016-11-10
..........\min2_to_top.m,1065,2016-11-10
..........\niblack.m,2606,2009-04-07
..........\Otus.m,3679,2016-11-08
..........\pengzhang.m,581,2016-11-08
..........\pic4.m,921,2016-11-10
..........\pic5.m,781,2016-11-10
..........\pic6.m,698,2016-11-10
..........\pic7.m,737,2016-11-10
..........\readme.txt,391,2016-11-09
..........\script.m,323,2016-11-10
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