randu2.m

来自「伪随机数发生器: “利用随机序列进行间隔控制」· M 代码 · 共 26 行

function randmtx=randU2(row,col,seed,k1,k2)
if nargin<3
    seed=11;
end
m=4;
seed2=sqrt(seed);
while seed2<1
    seed2=seed2*10;
end
n=round(seed2/m);
x=(10^n)*seed2;
randmtx(1,1)=x-floor(x);
for i=2:row*col
    temp=sqrt(abs(randmtx(1,i-1)));
    while temp<1
        temp=temp*10;
    end
    n=round(temp/m);
    x=(10^n)*temp;
    randmtx(1,i)=(x-floor(x));
end
randmtx=reshape(randmtx,row,col);
if nargin<4
    return
end
randmtx=randmtx*(k2-k1)+k1;