multivariate visualization. projection distortion
TRANSCRIPT
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Multivariate Visualization
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Projection
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Projection
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Projection
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Distortion
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Parallel Coordinates
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Pairwise Comparisons
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Graphical ExcellenceMinimize non-data ink
Allow data ink to perform more than one purposeCarry data informationServe a design functionShow multiple pieces of data
Multifunctioning Graphical Elements
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PrinciplesMobilize every graphical element, perhaps several
times over, to show the data
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Tufte pg 152
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Data-Built Data Measures
Graphical element that plots the data: data measure
Ayres (1919)Number of divisionsWhich divisionsDuration of stay
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Dot Maps
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Chernoff Faces
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Chernoff Faces
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Chernoff Faces
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Bubble PlotAuthorline
chat threadRed: initiated by
authorBlue: initiated by
someone else
http://www.cmu.edu/joss/content/articles/volume8/Welser/
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Color
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Color
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PrinciplesMobilize every graphical element, perhaps several
times over, to show the data
Maximize Data Density and the size of the Data MatrixData rich context and credibility
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Small MultiplesGraphics can be shrunk
Series of graphics showing same combination of variables
Indexed by changes in another variable
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El Nino
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http://www.nytimes.com/packages/html/politics/2004_ELECTIONGUIDE_GRAPHIC/
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Interactionhttp://www.nytimes.com/interactive/2008/02/23/mo
vies/20080223_REVENUE_GRAPHIC.html
http://douweosinga.com/