| Gael Guennebaud | 269f683 | 2008-07-19 22:59:05 +0000 | [diff] [blame] | 1 | typedef Matrix<float,Dynamic,2> DataMatrix; |
| 2 | // let's generate some samples on the 3D plane of equation z = 2x+3y (with some noise) |
| Gael Guennebaud | c10f069 | 2008-07-21 00:34:46 +0000 | [diff] [blame] | 3 | DataMatrix samples = DataMatrix::Random(12,2); |
| 4 | VectorXf elevations = 2*samples.col(0) + 3*samples.col(1) + VectorXf::Random(12)*0.1; |
| Gael Guennebaud | 269f683 | 2008-07-19 22:59:05 +0000 | [diff] [blame] | 5 | // and let's solve samples * x = elevations in least square sense: |
| 6 | cout << (samples.adjoint() * samples).cholesky().solve((samples.adjoint()*elevations).eval()) << endl; |