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Visualizing business data with generalized treemaps.
Roel Vliegen1, Jarke J van Wijk, Erik-Jan van der Linden
1MagnaView. roel@magnaview.nl
IEEE Transactions on Visualization and Computer Graphics
|November 4, 2006
Summary
This study adapts treemap algorithms to create familiar business graphics for detailed data visualization. Enhanced treemaps improve clarity and understanding of complex business information.
Area of Science:
- Data Visualization
- Information Design
- Computer Graphics
Background:
- Traditional business graphics offer overviews but lack detail for large datasets.
- Standard treemaps present detailed information but can be difficult to interpret.
Purpose of the Study:
- To adapt standard treemap algorithms to generate visualizations resembling familiar business graphics.
- To improve the understandability of detailed data presentations using enhanced treemaps.
Main Methods:
- Implementing level-specific layout algorithms.
- Developing variations of the squarified treemap algorithm.
- Utilizing variable borders and non-rectangular shapes in treemap construction.
Main Results:
- Adapted treemaps successfully mimic the appearance of histograms and pie charts.
- The combined techniques result in a variety of visually intuitive business graphic styles.
- Enhanced treemaps provide a more accessible way to visualize detailed business data.
Conclusions:
- Modified treemap algorithms can bridge the gap between detailed data representation and user comprehension.
- The presented adaptations offer a flexible approach to creating effective business data visualizations.
- Enhanced treemaps offer a powerful alternative for presenting complex information in an understandable format.
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