37. USE IMAGE STACKS IN PHOTOSHOP TO REMOVE UNWANTED OBJECTS
ONCE YOU HAVE a set of images loaded as a stack in Photoshop you can apply some of the other Stack Modes. Each one produces a different result, and some of them seem like magic.
My favorite is the Median Stack Mode, especially for scenes in which there are too many people to get a clear shot. Median removes things that do not appear in every image in the stack, such as people and cars. For this to work well, some of the subjects in your image must be static (these are the items that will appear in the final image) and you need to allow enough time between the exposures for the items ...
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