A PSO-Powell Hybrid Method to Extract Fiber Orientations from ODF

Table 1

Simulation parameters of multitensor model.

	-value ()	Volume fraction	(azimuth, elevation) (rad)
1 fiber	3000	1	()
2 crossing fibers	3000	0.5, 0.5	(), ()
3 crossing fibers	3000	0.33, 0.33, 0.33	(), (), ,)