WOLFRAM|DEMONSTRATIONS PROJECT

Motion/Pursuit Ratio and Depth in 2D (Visual Depth Perception 18)

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time t
scale
The relative error in using
r=dθ/dα
instead of the motion/pursuit law
dθ/dβ=r/(1-r)
is
(r-r/(1-r))/(r/(1-r))=-r
. This Demonstration interactively computes these ratios at time zero, a variable time, and the peak time.