20. A method according to claim 11 , further comprising: placing at least a portion of the cluster spines circumferentially around a circle in a display.
11. A computer-implemented method for displaying clusters via a dynamic user interface, comprising: displaying cluster spines, each comprising two or more clusters of documents; providing at least one compass framing at least a portion of one or more of the cluster spines in the display; generating at least one label to identify a concept of one of the framed cluster spines; displaying the label circumferentially around the compass; and changing the concept as the compass moves over others of the cluster spines.