Data Visualization For VisualGrid

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Data Visualization For VisualGrid

• Aidong Lu
• UNC Charlotte
• Nov. 10, 2006

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Data Visualization

• Data -gt visual forms
• Interface for handling data
• Improve understanding
• Accelerate data processing

Visualizing Large-Scale Earthquake Simulation UC
Davis Supercomputing 2003
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Challenges In VisualGrid

• Great challenges from data acquisition,
  computation, storage, transfer, analysis
• Multiple data sources
• Large data
• Distributed data
• Scientific tasks
• Complex tasks
• Multiple purposes

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A View From Visualization
Multi-source, multivariate 2D, 3D, 4D
data Grid computing
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Research Objectives

• Science
• A convenient research environment that handles
  both air pollution data and GIS data
• A prototype of analysis and rendering components
  of the visualization system
• Assist to explore data correlations from the
  multivariate time-varying air pollution data and
  GIS data

• Visualization
• Efficient, accurate feature models for
  quantifying data correlation
• Advanced visualization techniques for multiple
  data variables and their relationships
• Integrated research environments to explore and
  analyze data

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Our Solutions

• Direct 3D illustrative visualization
• Interaction / Exploration
• Specialized visualization tools

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Direct 3D Illustrative Visualization

• Feature-based effective data visualization and
  analysis approaches
• Multivariate data visualization
• Resource-based visualization
• Domain knowledge integration
• Data relationships exploration
• A flexible feature-based visualization framework
  for analyzing multiple data

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Interaction / Exploration

• Interactive selection of regions-of-interest,
  tasks,
• Interactive adjustment of visualization results,
  styles,
• Automatic data processing and analysis

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Specialized Visualization Tools

• Data processing, analysis, exploration, and
  representation tools
• Specialization
• Improve acceptance
• Increase usability
• Accelerate scientific discoveries

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Acknowledgement

• VisualGrid Project

Smoke NH3