C++ 特征行复制
如何在Eigen中执行行复制 此复制矩阵N次:C++ 特征行复制,c++,matrix,eigen,C++,Matrix,Eigen,如何在Eigen中执行行复制 此复制矩阵N次: MatrixXd m(3,2); m << 1,2,3,4,5,6; std::cout << "m:" << std::endl; std::cout << m << std::endl; MatrixXd m1 = m.replicate(2, 1); std::cout << "m1:" << std::endl; std::cout << m1
MatrixXd m(3,2);
m << 1,2,3,4,5,6;
std::cout << "m:" << std::endl;
std::cout << m << std::endl;
MatrixXd m1 = m.replicate(2, 1);
std::cout << "m1:" << std::endl;
std::cout << m1 << std::endl;
m:
1 2
3 4
5 6
m1:
1 2
3 4
5 6
1 2
3 4
5 6
可能重复的
m2:
1 2
1 2
3 4
3 4
5 6
5 6