TABLE 3.

Optimization of pipeline @ 15 μm resolution.

Pipeline	Composition	Score	Time
Stage 6
P6_01_H	- -shrink-factor 10 × 7 × 4 × 1	0.2419	3 d 17 h
P6_02_H	Coarser affine - -shrink-factor 30 × 21 × 12 × 1	0.2834	6 d 12 h
P6_03_H	- -shrink-factor 30 × 21 × 12 × 3	0.2147	2 h 29 m
P6_04_H	- -shrink-factor 30 × 21 × 12 × 1	0.2544	6 d 12 h
P6_05_H	- -shrink-factor 40 × 28 × 16 × 4	0.2232	2 h 43 min
P6_06_H	- -shrink-factor 20 × 14 × 8 × 2	0.2314	18 h 12 m
P6_07_H	- -shrink-factor 10 × 7 × 4 × 2	0.2382	10 h 29 m

The shrink factors in the b-spline and SyN stages are the main variables to be optimized.