14. A computer-implemented method for graphically representing one or more referents associated with a plurality of stories, the computer-implemented method comprising: as implemented by one or more computing devices configured with specific executable instructions, determining, for each of the plurality of stories, a score for the story based at least in part on a number of times that one or more referents of interest are referenced in at least a portion of content of the story; and generating for display a graphical representation of a subset of the plurality of stories, the graphical representation comprising a plurality of indicia, wherein each indicium of the plurality of indicia is associated with a different story of the subset of the plurality of stories, wherein the indicium for each story of the subset graphically indicates a strength of association between the story and the one or more referents of interest, and wherein the strength of association is determined based at least in part on the score for the story.
15. The computer-implemented method of claim 14 , wherein each indicium comprises a color.