Animating brain tractography with a traveling light pulse: the simple frame-length formula

Dr_Alex_Crimi · x · 2026-10-26

Dr Alex Crimi demos a 'traveling light pulse' animation for white-matter tractography in his infant brain viewer, as an alternative to progressive fiber reveal. The trick: for a streamline with N points, visible length at frame t is k(t) = floor(N×s(t)), where s(t) smoothly goes from 0 to 1.

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