Mario Romero Jay Summet John T. Stasko Gregory D. Abowd Viz-A-Vis: Toward Visualizing Video through Computer Vision. 1261-1268 2008 14 IEEE Trans. Vis. Comput. Graph. 6 http://dx.doi.org/10.1109/TVCG.2008.185 db/journals/tvcg/tvcg14.html#RomeroSSA08