1. A method for providing access to a discussion group in a social network based on different electronic images comprising: receiving a first electronic image from a first user device; performing a first visual search using the first electronic image to identify a first mixed media reality (MMR) object corresponding to a first source material; identifying the discussion group associated with a cluster that includes the first MMR object and a second MMR object, the second MMR object corresponding to a second source material; and providing the first user device with access to the discussion group.