1. Alexandra Instituttet A/S June 23, 2009
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Real time visualization
and interaction with
massive data
Jesper Mosegaard
Head of Research and
Innovation
Click Alexandra Institute
The to edit Master title style
• Not-for-profit GTS within IT
– Application oriented research
– Consultancy
– Software development
• 9 labs ~ 100 employees
– Business and Processes
– Software Infrastructure
– Computer Graphics
– IT Security
– Interactive spaces
– New ways of working
– Pervasive positioning
– Pervasive healthcare
– Smart City
– (Smart Phones)
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2. Alexandra Instituttet A/S June 23, 2009
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CG to edit
Fast
3D Photorealistic Visualization Materials GPGPU Big Data Medical
calculation
Customers and partners
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Cabra Technology
CAVI
14-03-2013 Page 4
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3. Alexandra Instituttet A/S June 23, 2009
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Research Master title style
Researcher Consultant
Massive Data RK 2010-2012
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• A GTS project sponsored by the Danish Agency for
Science Technology and Innovation
Big Data
Acceleration
Visualization
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4. Alexandra Instituttet A/S June 23, 2009
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Big to edit
Multi Core Crisis
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5. Alexandra Instituttet A/S June 23, 2009
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Massive Acceleration on
Click tois big data ? style
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• Too large to process in hardware memory
• Too slow for real time interaction
• Too complex to understand
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6. Alexandra Instituttet A/S June 23, 2009
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Potential in BIG title
• Interactivity
– Empowering the user to fully explore and utilize available data
• Simplicity and understanding
– Elegant and high quality visualization
• New business ideas
– Go beyond simple graphing and turn-tool solutions
Geometry query
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7. Alexandra Instituttet A/S June 23, 2009
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Realtime interaction style
Medical Registration
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8. Alexandra Instituttet A/S June 23, 2009
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Molecular Master title style
• Funded by Animation Hub  Creative Digital Industries
– From simulation data to information visualization
– QuantumWise, Molegro, Novo Nordisk, Computer Science/AU
– Commercial services for QuantumWise
Challenges
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• Current stick and ball visualization on large scale was too
slow.
• Smooth molecule surface too coarse and rebuild too
slow.
• Combination of current volume visualization techniques.
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9. Alexandra Instituttet A/S June 23, 2009
Click to editBall Visualization
Stick and Master title style
• Adeno virus:
– ~95.000 atoms / ~105.000 bindings.
• Standard rasterization:
– ~200.000.000 triangles needed.
• Imposter based solution:
– ~300.000 3D vectors needed!
• 500 times performance increase
Click to editBall Visualization
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10. Alexandra Instituttet A/S June 23, 2009
Smooth Molecular Surfaces
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Interactive Volume Rendering
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• Problem:
– How would you explore a 3D
function?
– Problem generalizes to all volume
dataset.
• Solution:
– GPU-based ray-marching of dataset.
– Combination of techniques.
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11. Alexandra Instituttet A/S June 23, 2009
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VES 2.0
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12. Alexandra Instituttet A/S June 23, 2009
Video
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13. Alexandra Instituttet A/S June 23, 2009
Lego Digital Designer 4.0
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June 23, 2009 Page 25
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Lego Digital Designer 4.0
Lego Digital Designer 3.0
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14. Alexandra Instituttet A/S June 23, 2009
Lego Universe (2010)
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Click to edit Master title style LEGO
GPU Supercomputing at
• Rack-mounted Quadro Plex servers (17 in Miami)
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15. Alexandra Instituttet A/S June 23, 2009
3D Services
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• Geometry simplification +
ambient occlusion (Optix)
• Icon rendering
• Images for moderation
• ..other computations
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LEGO, optimization style
538.000 vertices 444.924 vertices
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16. Alexandra Instituttet A/S June 23, 2009
Lego Universe, Moderation
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• SSLPV: Subsurface Light
Propagation Volumes
– HPG '11 Proceedings of the ACM
SIGGRAPH Symposium on High
Performance Graphics
14-03-2013 Page 32
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17. Alexandra Instituttet A/S June 23, 2009
Beyond photorealistic rendering
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• From material description to
visualization
June 23, 2009 Page 33
Digital Prototypes
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18. Alexandra Instituttet A/S June 23, 2009
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Web and Master title style
• http://cg.alexandra.dk/2012/10/12/interactive-infographics-
in-webgl/
• http://cg.alexandra.dk/2012/12/14/webgl-pathtracing-
xmas-competition/
Clickdata Master title style
Big to edit
• … is just Data
• Catalyst for innovation
• Hold value because of
complexity or size
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19. Alexandra Instituttet A/S June 23, 2009
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BIG thank you!
Jesper.mosegaard@alexandra.dk
cg.alexandra.dk
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