9. The computer-implemented data processing method of claim 8 , the method further comprising: receiving, by the one or more activity management servers, one or more additional activities, each particular one of the one or more additional activities being associated with a respective particular segment of the plurality of segments; and as the system receives each particular one of the one or more additional activities, substantially continuously updating, by the one or more activity management servers, the activity map to indicate: the association between each particular one of the one or more additional activities and the respective particular segment; and one or more associations between the one or more additional activities and the plurality of activities.
9. The computer-implemented data processing method of claim 8 , the method further comprising: receiving, by the one or more activity management servers, one or more additional activities, each particular one of the one or more additional activities being associated with a respective particular segment of the plurality of segments; and as the system receives each particular one of the one or more additional activities, substantially continuously updating, by the one or more activity management servers, the activity map to indicate: the association between each particular one of the one or more additional activities and the respective particular segment; and one or more associations between the one or more additional activities and the plurality of activities. 10. The computer-implemented data processing method of claim 9 , the method further comprising: receiving a request to filter the graphical display based at least in part on an activity term; in response to the request, identifying one or more of the one or more activities that comprise the activity term, and displaying, adjacent the graphical display, each of the identified activities that comprise the activity term in association with an associated particular segment.