22. The system of claim 13 , wherein the first and second users are connected in the social network.
13. A system for associating users with a micro-community, the system comprising: one or more processors; an object type parser stored on a memory and executable by the one or more processors, the object type parser configured to receive a search query from a first user, receive an object reference to a calendar entry based on a search result from the search query and to parse the object reference to identify account references associated with the calendar entry including an account reference for a second user in a social network; an account reference fetcher stored on the memory and executable by the one or more processors, the account reference fetcher configured to receive the object reference and to generate a list of the account references, at least one of the account references being associated with the second user in the social network; a ratings server stored on the memory and executable by the one or more processors, the ratings server configured to generate a rating for each account in the list based on relevance to the object reference; and a micro-community fetcher stored on the memory and executable by the one or more processors, the micro-community fetcher configured to receive the object reference and to determine whether the micro-community exists, the micro-community being relevant to the object reference and responsive to determining an absence of the micro-community, to determine a subset of account references from the list of the account references to associate with the micro-community based on the ratings, to generate the micro-community for the subset of account references including the first and second users associated with the calendar entry.