Time visualization fascinates me. The idea is simple:
- Take video footage, or a series of time-lapse photos from a camera.
- Stack the frames one on top of the next. This creates a 3-dimensional [2D + time] space.
- Cut a slice (or curve, or shape) out of that space.
- Project it back onto a 2D surface.
Voila! You have a 2D projection of a 3D surface
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