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 ...

Get The Craft of Information Visualization now with O’Reilly online learning.

O’Reilly members experience live online training, plus books, videos, and digital content from 200+ publishers.