●矩阵拼接：horzcat,vertcat 矩阵重复：repmat ● >mat3=[101:111:000:010] mat3 0 1 0 0 0 0 1 0 >mat13=horcat(mat1,mat3) ??Undefined function or method 'horcat'for input arguments of type 'double'. >mat13=horzcat(matl,mat3) mat13 1 54 3 1 0 1 2 1 5 1 1 1 9 0 0 0 0 0 1 0 0 1 0 >>mat111=repmat(mat1,1,3) >mat13=vertcat(matl,mat3) mat111 mat13 54 3 1 54 3 1 54 3 2 1 64 3 2 1 5 2 1 5 5 7 9 0 7 9 0 7 9 0 9 0 0 0 0 0 0 0 0 ⚫ 矩阵拼接：horzcat, vertcat ⚫ 矩阵重复：repmat