1. A method comprising: accessing a first image of a scene that (1) is associated with a first color separation that was extracted from a composite color image, and (2) includes a first region; accessing a second image of at least a portion of the scene that (1) is associated with a second color separation that was extracted from the composite color image, and (2) includes a second region that corresponds to the first region; identifying a feature that is in both the first region and the second region; determining, based on the first image, a first set of data characterizing a particular aspect of the feature; determining, based on the second image, a second set of data characterizing the particular aspect of the feature; selecting one or more data elements of the second set of data; and modifying each of the selected one or more data elements of the second set of data based on corresponding data elements of the first set of data.