使用matlab中的遗传算法工具箱，求4*40维空间，其中的元素为0,1,2,3，这个空间的特征为每行的自相关值最小，各行之间的互相关值最小。-Use matlab genetic algorithm toolbox, find the 4* 40-dimensional space, in which the elements 0,1,2,3, this space is characterized by autocorrelation values in each row the minimum cross-correlation values between rows minimum.