wisconsin predictive analytics for roadway safety and ... · 7/2/2018 · st lawrence ave villard...
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Wisconsin Predictive Analytics for Roadway Safety and
EnforcementAndi Bill
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Law Enforcement(In Field)
Crash Database
CommunityMaps
MACH
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• Great way for individual Agencies to do analysis
• Collecting more data• Citizen Contact• Warnings• Citations
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WisTransPortal
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Crash Reports (2008) and Statewide GIS Crash Map (2012)
Wisconsin MV4000 Crash Data
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State Patrol Resource Allocation
• Time Series Analysis• May have limitations for weather and other ‘random’ variables
• GIS Based Hotspots and Optimization Tools• Route Choice Analysis Toolkit (with over 40 variables)
• Distance• Travel Time• Speed Statistics• Number of Intersections• Number of Stop signs/stop lights
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• How to measure effectiveness?• Hours of staff• Contact summary• More warnings/citations• Crashes?
• Balloon theory?
• Statistical Significance• Validity of Model
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• Building connections in the system• Flag by causation not injury severity• Elimination of some types• Layer data elements• Prototype
• Build analytics• Reporting tools• Evaluation tools
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Any questions?