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咎穆侄2163MATLAB中如何产生一个整型的随机数 -
鞠奔绿17621144496 ______ randint(1,1,[0,7]) 产生的是,[0,7]内的整数.
咎穆侄2163matlab什么函数可以生成一个在 - 1到 1的随机矩阵? -
鞠奔绿17621144496 ______ matlab没有现成函数可生成-1到1的随机矩阵,但是,可通过语句生成,如: a=-1;b=1; r = (b-a).*rand(10,1) + a 结果是: r = -0.8057 0.6469 0.3897 -0.3658 0.9004 -0.9311 -0.1225 -0.2369 0.5310 0.5904
咎穆侄2163matlab中随机产生如何产生正互反矩阵?matlab中随机产生对于n阶矩阵,采用Matlab中的rand函数生成n(n - 1)/2 个随机数(x1,x2,…,xn ),然后将这些元素组... -
鞠奔绿17621144496 ______[答案] n=5;%自己给 X=rand(5); X=triu(X,1)+tril(1./X',-1)+eye(n)
咎穆侄2163matlab的随机产生数的命令是什么,小弟谢过了!!!!!!! -
鞠奔绿17621144496 ______ 最常用的命令是rand和randn:rand命令产生0和1之间均匀分布的随机数,randn命令产生以0为均值,1为方差的正态分布随机数...
咎穆侄2163matlab 如何随机生成数量不定的数 -
鞠奔绿17621144496 ______ rand(int16(10000*rand(1))); 或rand(int16(10000*rand(1)),1) 或rand(1,int16(10000*rand(1)))
咎穆侄2163matlab产生随机数 -
鞠奔绿17621144496 ______ randperm(n) 会产生把1~n随机打乱的效果. 在被打乱的序列里取前5个,然后把这5个当作位置在那个整数集里挑数就好. randi可以产生随机整数但可能重复,故不推荐
咎穆侄2163matlab 随机生成每列只有一个1 其余为0的矩阵 -
鞠奔绿17621144496 ______ m=10;%行数 n=15;%列数 A=zeros(m,n); %生成全零矩阵 b=randi(m,[1 n]); %生成n个从1到m的随机整数 ind=sub2ind([m,n],b,1:n);%形成位置 A(ind)=1;%将对应位置变为1
咎穆侄2163matlab中如何产生10个1 - - 4之间的随机整数? -
鞠奔绿17621144496 ______ >> a=rand(1,10);%生成1行10列共十个0到1之间的随机小数 >> b=a*4+1;%将随机小数映射到1到5(不含5)之间 >> c=floor(b)%只取整数部分 将以上程序拷入运行即可
咎穆侄2163用matlab产生随机数 -
鞠奔绿17621144496 ______ 这样就可以.>> sort(randperm(10)) ans = 1 2 3 4 5 6 7 8 9 10>> sort(randperm(fix(rand(1)*10))) ans = 1 2 3 4 5 6 fix取整时,把1.1和1.2都当成1,只剩一个数了.
咎穆侄2163如何用matlab产生一个随机数,随机数只能取 - 1和1 -
鞠奔绿17621144496 ______ round(rand)*2-1产生0-1之间的数,四舍五入为0或1,然后乘以2,减去1,得到的不是-1就是1祝你学习愉快!