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   Models a pinhole camera. Projects the catalog into the camera frame.
   This model does not account for lense effects. The function includes
   a noise model that accounts for random intensity variations, random
   centroid shifts and false stars.
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   Form:
   IntensityDotProductMap( catalog )
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   Inputs
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   catalog             (1,1)    Star catalog data structure or name

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   Outputs
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   none

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