Methods of identifying key entities in a network, building a subgraph, or invisible college, of these key entities, segmenting the subgraph of key entities into specific sub-groups based upon their roles in the network, identifying bridge builders between sub-groups, identifying work-circles of frequently collaborative entities, and identifying institutions, which are centers of significance, are disclosed. These techniques can be used as an alternative to the survey method for finding key opinion leaders.
Methods of analyzing key entities in a social network