Using Distortion in 3D Using Distortion in 3D Sheelagh Carpendale - - PDF document

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Using Distortion in 3D Using Distortion in 3D Sheelagh Carpendale - - PDF document

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Using Distortion in 3D Using Distortion in 3D Sheelagh Carpendale Sheelagh Carpendale University of Calgary University of Calgary Issues occlusion context view operations comprehension 1 3D Visual Representations 3D

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Using Distortion in 3D Using Distortion in 3D

Sheelagh Carpendale

University of Calgary

Sheelagh Carpendale

University of Calgary

  • occlusion
  • context
  • view operations
  • comprehension

Issues

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3D Visual Representations 3D Visual Representations

stretch stretch radial radial sine sine step step

3D Representations

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Displacement Only

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Viewer Aligned Distortion

stretch stretch radial radial

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Viewer Aligned Distortion

start - select

  • find line-of-sight

start - select

  • find line-of-sight

for each point

  • find shortest distance

to line-of-sight for each point

  • find shortest distance

to line-of-sight

Viewer Aligned Distortion

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Viewer Aligned Distortion Viewer Aligned Distortion

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More than one focus More than one focus Viewer Aligned Distortion

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  • S. Carpendale, D. J. Cowperthwaite and F. D. Fracchia (1997)

Extending Distortion Viewing Techniques from 2D to 3D Data. IEEE Computer Graphics and Applications, Special Issue on Information Visualization, 17(4):42-51, 1997.

  • Furnas, G. W., & Bederson, B. B. (1995). Space-Scale Diagrams:

Understanding Multiscale Interfaces. In Proceedings of Human Factors in Computing Systems (CHI 95) ACM Press, pp. 234-241.

References