1. A social network application comprising: a first user account comprising a first collection of images, said first collection comprising image metadata, said first user account being associated with a first user; a second user account comprising a second collection of images, said second collection comprising image metadata, said second user account being associated with a second user; a relationship between said first user and said second user; a comparison engine that: analyzes said first collection to create clusters of images; for each of said images in said second collection, comparing said images to said clusters to identify cluster matches, said cluster matches being grouped together by said clusters to form match groups; a display engine that: selects a subset of each of said match groups and displays images within said subset in a user interface for said first user account.