vis-c1 - 3460:658 Visualization Dr. Xiao Chapter 1 - Page 1...

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3460:658 Visualization Dr. Xiao Chapter 1 - Page 1 Visualization Chapter 1 Introduction Definition Linguistic (Webster’s New World Dictionary): To form a mental image (of something not presented to sight, an abstraction, etc.). Scientific (The textbook): To transform data or information into pictures. Visualization vs. Computer Graphics Both deal with computer-generated pictures. Computer Graphics concentrates more on geometry and realistic appearance. Visualization concentrates more on property and meaning. Example: space shuttle reentry, with temperature distribution. Visualization is a tool and it is application oriented. Visualization Categories Scientific visualization: CFD data, molecular data, … Engineering visualization: measurement data, … Environmental visualization: Environmental data 3-D medical imaging: CT and MRI images, … Information visualization: Abstract data, stocks, web, … Visualization Terminology Surface rendering: display the surfaces of an object 2/23/2011, 2/23/2011
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vis-c1 - 3460:658 Visualization Dr. Xiao Chapter 1 - Page 1...

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