A UNIFORM VISUALIZATION PLATFORM IN TRANSPORTATION...
Transcript of A UNIFORM VISUALIZATION PLATFORM IN TRANSPORTATION...
A UNIFORM VISUALIZATION PLATFORM IN TRANSPORTATION PLANNINGTRANSPORTATION PLANNING
TRANSPORTATION RESEARCH BOARDCOMMITTEE ADA30 “TOOLS OF THE TRADE” CONFERENCECOMMITTEE ADA30 TOOLS OF THE TRADE CONFERENCE
TRANSPORTATION PLANNING FOR SMALL AND MEDIUM SIZED COMMUNITIES2012 9/11 Big Sky, MT
Chin-Cheng Chen Max BakerMichael Skipper
Outline
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• Introduction (5 minutes)Traditional Mapping– Traditional Mapping
– Grid Map– Range Aggregationg gg g– Data
• How to (10 Minutes)( )– Point, Line, and Polygon with examples
• Applications and Q&A
Indicator Report
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The Nashville Area MPO’s Regional Indictors Reportprovides a wide range of information about growth‐related characteristics and trends for a 10‐county greater‐Nashville area.
Grid Map
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• Can be used in Transportation, Land Use, and Socioeconomic Analyses
• Solution for Modifiable Areal Unit Problem (MAUP)• Uniform Visualization Technique• Easy database management
Traditional Mapping‐ (Accident Points)
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Traditional Mapping‐ (Accident Points)
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Traditional Mapping‐ Block Pop
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Aggregating the Information
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2 31 2 3
4 5 6
7 8 9
Grid Level Aggregation
Polygon Grid (0.25)
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Range Aggregation
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2 3 1 2 31 2 3
4 5 64 5 6
7 8 97 8 9
Range AggregationGrid Level Aggregation
Range Aggregation(0.5)
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Community Level(0.5)
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Regional Level(2)
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Grid Map Examples – Accidents and VMT
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2 Mile RadiusGrid Level 0.5 Mile RadiusRaw Data
2 Mile RadiusGrid Level 0.5 Mile RadiusRaw Data
Data
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Name Category Data Source Weight Float Description
T tL dV l L d U P l D t STotal Land Value within the grid
i 1 000TotLandVal Land-Use Parcel Data Sum in 1,000
TotImpVal Land-Use Parcel Data SumTotal Improvement Value within
the grid in 1,000
TotTotVal Land-Use Parcel Data SumTotal of the Total Value within
the grid in 1,000L dV lA L d U P l D t A t lA A L d V l i 1 000LandValAcre Land-Use Parcel Data ActualAcre Average Land Value per acre in 1,000
ImpValAcre Land-Use Parcel Data ActualAcre AverageImprovement Value per acre in
1,000TotValAcre Land-Use Parcel Data ActualAcre Average Total Value per acre ActualAcre Land-Use Parcel Data Sum of non-Parcel Area
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• Introduction (5 minutes)Traditional Mapping– Traditional Mapping
– Grid Map– Range Aggregationg gg g– Data
• How to (10 Minutes)( )– Point, Line, and Polygon with examples
• Applications and Q&A
Examples – How to
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FISHNET: http://arcscripts.esri.com/details.asp?dbid=12807
Examples – How to
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XToolsPro: http://www.xtoolspro.com/
Points – Traffic Accidents19
2 Mile RadiusGrid Level 0.5 Mile RadiusRaw Data
Points – Traffic Accidents20
Raw DataRaw Data
Points – Traffic Accidents21
Spatial JoinSpatial Join