The Information Mural

1
The Information Mural

• Presenter Benjamin Hays
• Discusser Ahmed

2
Overview
-1- Background -2- Applications -3- Discussion
3
Purpose of Information Mural

• Current Bad Techniques
• Overplotting
• Sampling
• Abstraction
• Results Loss of Information!!!
• Information Mural Goals
• Represent large information space
• Mimic original visual representation
• Minimize Loss of Information

4
Algorithm and Technique

• 1. Initialize each pixel (box) to zero
• 2. Accumulate mass in each box
• 3. Map box density to grayscale

5
Applications

• Software Visualizations
• Object-Oriented Message Traces
• Parallel Processor Message Passing
• Data Visualization
• Sun Spots
• River Flow
• Information Visualization
• Geographic Information
• Text Documents

6
Software Visualization
Parallel Processor Message Passing
With Mural
Without Mural Traditional Overplotting
7
Software Visualization

• Overview Detail

8
Data Visualization
Sun Spots
Information Mural
Traditional Monthly Ave
9
Data Visualization

• Overview Detail

10
Data Visualization
Automobile Data

• 8 Variables
• MPG
• Cylinders
• Engine Displ.
• HP
• Weight
• Acceleration (t)
• Model Year
• Car Origin

Overplotting
Info Mural
Info Mural with color
11
Information Visualization
Text Documents
SeeSoft on steroids
Keyword Search
12
Conclusion

• 2D Graphical representation of large information
  spaces
• Can be used as stand-alone or globally
• Can be integrated into other applications

13
Discussion

• with Ahmed