Patent attributes
In one embodiment, a method includes receiving first information about a proximity of a first user, the first information comprising one or more images or one or more sounds of at least a portion of the proximity, the first information having been obtained from the proximity by a client computing device of the first user automatically and with one or more sensors of the client computing device; identifying a second user within the proximity of the first user based at least in part on the first information; retrieving second information about the second user from a graph of a social-networking system, the graph comprising a plurality of nodes and edges connecting the nodes, at least one node in the graph corresponding to the first user, at least one node in the graph corresponding to the second user; and sending the second information about the second user to the first user.
