1. A method for creating a generalized snapshot, the method comprising: accessing multiple partial snapshots, each from a different client; and creating a generalized snapshot including multiple target pixels from the multiple partial snapshots, wherein the generalized snapshot and the multiple partial snapshots each relate to a particular classification, and the particular classification is indicated by associated metadata; and wherein a color of each of the multiple target pixels is determined using colors of a set of multiple source pixels of a plurality of sets, each set from a different partial snapshot, and by considering each distinct source pixel color as a member of a subgroup and selecting the subgroup with a largest number of source pixels.