如何使用筛分和洗牌生成图像的随机份额? [英] How Do I Generat Random Shares Of An Image Using sieving division&shuffling ?
问题描述
我们正在发布一个算法。我想知道它是如何实现的?
Division
n =总像素数(0到n-1)
Ri / Gi / Bi =第i个像素的单个值
R,G,B分量
z =随机共享总数
x =代表每种原色的位数
max_val = 2x
重复2对于R,G,B分量
2(a)对于i = 0到(n-2)
{对于份额k = A到(Z-1)
Rki =随机(0,max_val)
Aggr_Sumi =? Rki
}
Rzi =(max_val + Ri - (Aggr_Sumi%max_val))
%max_val
we are posting an algorithm.we want to know how it is implemented?
Division
n = total number of pixels ( 0 to n-1)
Ri / Gi / Bi = individual values of the ith pixel in
the R, G, B components
z = total number of random shares
x =number of bits representing each primary color
max_val = 2x
Repeat 2 for R, G, B component
2(a) for i = 0 to (n-2)
{ for share k = A to (Z-1)
Rki = Random(0, max_val)
Aggr_Sumi = Rki
}
Rzi =( max_val + Ri – (Aggr_Sumi % max_val))
% max_val
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