parameter | Â | L 1 | L 2 | L 3 | L 4 |
---|---|---|---|---|---|
Gaussian kernel (pixels) | If z dimension ≥ (x dimension) | 16/16/16 | 8/8/8 | 2/2/2 | 0/0/0 |
 | If z dimension < (x dimension) | 16/16/8 | 8/8/4 | 2/2/2 | 0/0/0 |
percentage voxels used | Â | 0.8 | 3.4 | 9.3 | 19.7 |
L-BFGS-B tolerance | Â | 10-5 | 10-6 | 10-7 | 10-8 |