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Boxing - reacting | Tennis - hitting | Upper-body control |
Click here for animation |
These boxing simulations demonstrate reactions that are generated in response
to track punches. As the punch lands, forces are applied and the dynamic affects
cause the reactions shown.
A controlled simulated automatically transitions between purely tracking data and synthesizing
reactions to hits by swapping in new stiffness and damping terms at appropriate times. Thus
satisfying the combination of goals: follow the data and react reasonably with differing degrees
over time. The tracking control
system of each simulation is driven by sequences taken from a motion
library (or by data created from blending and modifying the library
sequences in the boxing shown).
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Click here for animation |
This set of filmstirps shows a comparison between video and a simulation during
impact. The comparison is made with a real scene with similar conditons seen
in a boxing match.
My approach
relies on human examples to dictate movement style and on simulation to
create plausible interactions. The simulations interacts in a general
manner through collision forces. Also see the earlier rock-em, sock-em robots version
animation.
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