Integrates the scene over the shutter interval rather than sampling one instant. Removes temporal aliasing for the same reason spatial supersampling removes the spatial kind.
supersedescorrects · extends
classifiesspecializes · part-of
substitutes forapproximates · alternative-to
depends onrequires · validates
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extendsadds capability to Pinhole Camerathe shutter is open for an interval, not an instant
specializesis a specific case of Supersamplingthe extra samples are spread over time instead of area