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Vector VisualizationVector Visualization
Acknowledgements: Torsten MAcknowledgements: Torsten Möller öller (SFU)(SFU)
Verma et al. Cabral & Leedom
Compassis.comTecplot.com
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Flow VisualizationFlow Visualization
► Traditionally – Experimental Flow VisTraditionally – Experimental Flow Vis► Now – Computational SimulationNow – Computational Simulation
► Typical Applications:Typical Applications: Study physics of fluid flowStudy physics of fluid flow Design aerodynamic objectsDesign aerodynamic objects Weather predictionWeather prediction
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Traditional Flow ExperimentsTraditional Flow Experiments
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GlyphsGlyphs
Niklas Röber http://ww2010.atmos.uiuc.edu/(Gl)/guides/mtr/cyc/upa/wndvct.rxml
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QuickTime™ and aYUV420 codec decompressor
are needed to see this picture.
Example: Fire simulationExample: Fire simulation
P. Smith et al.
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Example 2Example 2
QuickTime™ and aCinepak decompressor
are needed to see this picture.
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Particle TracingParticle Tracing
Contours
http://www.kw-tech.co.kr/product/images/ensight/
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David A. Lane
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ComparisonComparison
Contours
Streamlines
Glyphs (arrows)
Jean M. Favre
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Variation - Variation - Stream-tubeStream-tube
► Generate a stream-line and connect circular Generate a stream-line and connect circular crossflow sections along the stream-linecrossflow sections along the stream-line
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Variation - Variation - Flow VolumesFlow Volumes
► Instead of tracing a line - trace a small Instead of tracing a line - trace a small polyhedrapolyhedra
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LIC (Line Integral Convolution)LIC (Line Integral Convolution)
► Integrate noise Integrate noise texture along a texture along a streamlinestreamline
H.W. Shen
QuickTime™ and aYUV420 codec decompressor
are needed to see this picture.
QuickTime™ and aYUV420 codec decompressor
are needed to see this picture.
QuickTime™ and aYUV420 codec decompressor
are needed to see this picture.
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Challenges – Non-spatial Challenges – Non-spatial DataData
Doleisch et al.
Vertical velocity vs. velocity
X-coordinate vs. viscosity