08_color2_4

08_color2_4 - CS 530 Introduction to Scientific...

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Unformatted text preview: CS 530 Introduction to Scientific Visualization Color Visualization Thanks to Penny Rheingans (UMBC) Thanks to Penny Rheingans (UMBC) and Chuck Hansen (Utah) September 17, 2009 Overview Overview Uses of Color Uses of Color Survey of Color Scales Evaluating Color Scales Visualization Tasks Design Considerations CS530 - Introduction to Scientific Visualization Purdue University Spring 08 CS 530 - Introduction to Scientific Visualization - 09/18/2008 Uses of Colo Uses of Color Show classification Show classification Mimic reality Show value Draw attention Show grouping CS530 - Introduction to Scientific Visualization Purdue University Spring 08 CS 530 - Introduction to Scientific Visualization - 09/18/2008 Important Note Important Note What we see depends on the particular display device Things appear different on different monitors Reminder: effectiveness of color choices depends on Display, data set, application, observers, etc... CS530 - Introduction to Scientific Visualization Purdue University Spring 08 CS 530 - Introduction to Scientific Visualization - 09/18/2008 CS530 - Introduction to Scientific Visualization Purdue University Spring 08 CS 530 - Introduction to Scientific Visualization - 09/18/2008 CS530 - Introduction to Scientific Visualization Purdue University Spring 08 CS 530 - Introduction to Scientific Visualization - 09/18/2008 CS530 - Introduction to Scientific Visualization Purdue University Spring 08 CS 530 - Introduction to Scientific Visualization - 09/18/2008 CS530 - Introduction to Scientific Visualization Purdue University Spring 08 CS 530 - Introduction to Scientific Visualization - 09/18/2008 W d B tt 85 22 CS530 - Introduction to Scientific Visualization Purdue University Spring 08 CS 530 - Introduction to Scientific Visualization - 09/18/2008 Ware and Beatty 85, p. 22 Some Univariate Color Scales Some Univariate Color Scales Paths through color space Paths through color space Color model component Redundant scales Double-ended Double ended Banded Standard color scales CS530 - Introduction to Scientific Visualization Purdue University Spring 08 CS 530 - Introduction to Scientific Visualization - 09/18/2008 Color Model Component Scales Strategies Vary a single color model component with other components held constant Examples Grey scale Grey scale Saturation scale Spectrum scale CS530 - Introduction to Scientific Visualization Purdue University Spring 08 CS 530 - Introduction to Scientific Visualization - 09/18/2008 CS530 - Introduction to Scientific Visualization Purdue University Spring 08 CS 530 - Introduction to Scientific Visualization - 09/18/2008 CS530 - Introduction to Scientific Visualization Purdue University Spring 08 CS 530 - Introduction to Scientific Visualization - 09/18/2008 CS530 - Introduction to Scientific Visualization Purdue University Spring 08 CS 530 - Introduction to Scientific Visualization - 09/18/2008...
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08_color2_4 - CS 530 Introduction to Scientific...

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