3
1
2
5 7 20 2 0 -1
10 7 10 2 0 2
haar_x4
7.971983e-02 0 -1
-8.648269e-01 6.517564e-01 
1
2
20 4 3 2 0 -1
20 4 3 1 0 2
tilted_haar_x2
-3.193829e-03 0 -1
1.753285e-01 -9.407763e-01 
1
2
10 4 2 3 0 -1
10 4 1 3 0 2
tilted_haar_x2
6.611668e-03 0 -1
-7.864116e-01 6.695841e-01 
-1.075432e+00

5
-1