Fig 2. Average fiber length $\overline{\mathcal{L}}$ and number of fibers $\mid ℱ\mid$ for the RKT (red) and the GT (blue) reconstructions for r = 2mm ³ and b = 1000 s/mm ².

White boxes stand for G = 6 gradient directions, while solid boxes stand for G = 61. Six different bundles are considered.