[vos-d] thought problem 1: physics

[Reed Hedges]

chris wrote:
> Consider the case when  a military simulation
> is used to generate images that they expect a sensor should "see".
> These images are compared to "ground truth" images and the result is
> used to calibrate a sensor - which is then used in a craft or weapon.
> If there is unknown positional error affecting the simulated image
> (and most practitioners are unaware of the effect of
> spatial/positional error on rendered images) then the sensor gets
> miss-calibrated.

If the calibration procedure includes the range where errors like that 
then it should model the error. (After all, that's the point of 
calibration.)