example visualization techniques cs 4390/5390 fall 2014 shirley moore svmoore.pbworks.com august 27,...
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Example Visualization Techniques
CS 4390/5390 Fall 2014Shirley Moore
svmoore.pbworks.com
August 27, 2014
From Visualization Zoo Article
• Index chart• Stacked graph• Small multiples• Horizon graphs• Stem and leaf plots• Q-Q plots• Scatter plot matrix• Parallel coordinates• Flow maps• Choropleth maps• Graduated symbol maps
• Cartograms• Node-link diagrams• Icicle tree• Sunburst• Treemap• Nested cirlces• Force-directed graph layout• Arc diagram• Matrix
Some Examples
• Alcohol consumption worldwide• Star sizes• Movie genres 1888-2012• Subprime loans
Graph Visualization
• Co-occurrences of names in the New Testament
• Facebook connections (see next slide)• Gephi Open Graph Visualization Platform
Facebook Network
Treemap
• Displays hierarchical tree-structured data as a set of nested rectangles
• Recursive construction invented by Ben Shniederman in early 1990s
• Examples:– Voting in 2012 US Presidential election– Top 500 Supercomputers– Map of the Market
2012 Presidential Election
Top 500 Country CountImage by Jack Dongarra
Map of the Market
• www.marketwatch.com/tools/stockresearch/marketmap
• Developed my Martin Waltenburg in 1998 at SmartMoney.com
• Area of a rectangle shows market capitalization of the company
• Color tells how the stock price has changed• Introduced a new algorithm to create tiles
closer to squares
Radial Convergence Diagrams (RCDs)
• http://circos.ca/intro/circular_approach/
ManyEyes
• Experimental website by IBM for – viewing and discussing data sets– viewing and discussing visualizations– creating visualizations using a collection of
visualizaiton techniques• Now you try it!– Dataset: Internet Users Per 100 People– www-958.ibm.com/software/analytics/manyeyes
/datasets/internet-usage-worldwide-per-100-p/versions/1