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Perspective on Visualizing Social Sciences

Remco ChangCharlotte Visualization Center

UNC Charlotte

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Financial Visual Analysis

• UNC Charlotte’s success with Bank of America and financial visual analytics– Fraudulent Wire Transaction Analysis– “Finding a needle in a stack of needles” – Bill Fox

• Failure of a blackbox approach

• The Art and Science of analysis

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Financial Visual Analysis

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What is Information Visualization?

• A case study of how a visualization application differs from a visual analytical tool…

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Geo-Spatial - LIDAR

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Geo-Spatial - LIDAR

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Geo-Spatial - LIDAR

• Identify buildings without permits

• It’s a useful application…

• but it’s not an analysis tool.

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Geo-Spatial - LIDAR

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Geo-Spatial - LIDAR

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Geo-Spatial - LIDAR

Suburban Region City Center Difference

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Geo-Spatial – Urban Analysis

• DIA presentations mentioned Google Earth’s short coming

• Demo of UrbanVis

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Geo-Spatial – Urban Analysis

• Query-free Exploration– no need to generate n(n-1)/2 plots to find

relationships between every two variables– you don’t have to know what you’re looking for…

• “Here’s what I’m interested in, there’s where it is”– Combination of data analysis and GIS

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Agent-Based Modeling

• DARPA sponsored project• Modeling Afghanistan• Using off-the-shelf package (NetLogo)

• (show NetLogo image)

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Agent-Based Modeling

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Agent-Based Modeling

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Agent-Based Modeling

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Agent-Based Modeling• Details on demand

• Juxtaposes different variables for comparison in one glance

• Allows for multiple resolutions• A framework for combining different models

• Would work great in a collaborative environment such as a multi-touch table

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Agent-Based Modeling

• Visualization is not an after thought…

• Embed analysis and reasoning directly into the visualization

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Interactive PCA

• Principal Component Analysis (PCA)• Based on identifying Eigenvectors and Eigen

values• Most commonly used in finding clusters• Often computed using Matlab or statistical

packages

• (demo InteractivePCA)

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Backup

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PCA

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• Fincen: Financial Crime Enforcement Network, part of Dept of Treasury

• Bill Fox - Senior Vice President and Senior Compliance Executive at Bank of America