Temporal, Geographical and Categorical Aggregations Viewed through Coordinated Displays: A Case Study with Highway Incident Data
Anna Fredrikson, Chris North, Catherine Plaisant and Ben Shneiderman, Human-Computer Interaction Laboratory, University of Maryland, UMIACS, A.V. Williams Bldg, College Park MD 20742, http://www.cs.umd.edu/hcil. E-mail address: plaisant@cs.umd.edu
ABSTRACT
Information visualization displays can hold a limited number of data points, typically a few thousand, before they get crowded. One way to solve this problem with larger data sets is to create aggregates. Aggregations were used together with the Snap-Together Visualization system to coordinate the visual displays of aggregates and their content. If two displays ...
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