Paul Hunt Census Mapping Mashups

Transcript

1. CENSUS MAPPING MASHUP
   Paul Hunt
   phunt@unomaha.edu
   

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2. PRESENTATION OUTLINE
   •  Traditional Web Mapping Technology
   •  Data APIs and Cloud Mapping
   •  JavaScript, JSON, AJAX
   •  Dynamically Mapping with Census Data API
   –  Access and Overview
   –  On-the-fly requests (user defined or static )
   –  Reformatting Data Received from Census
   –  Mapping Census Data
   •  Demonstration
   

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3. Traditional Web Mapping Technology

   (Simplified)
   Operational Layers
   Attributes Included
   Base Layers
   

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4. Enter…. Open Data API
   Attributes from API
   Operational Layers
   Attributes Not Included
   Base Layers
   

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5. Potential for 100% Cloud Based
   

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6. JavaScript
   •  Interpreted Locally by the Browser
   –  Doesn’t require server side setup
   –  Plenty of APIs, Widely Used!!
   •  AJAX
   –  Send/Receive Data from External Resources
   •  JSON
   –  Data type
   –  Like a Dictionary
   •  {Key:Value} pairs
   

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7. Mapping with the Census API

   Access and Overview
   

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8. Mapping with the Census API

   Requests
   

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9. Mapping with the Census API

   Reformatting Data
   

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10. Mapping with the Census API

    Reformatting Data
    

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11. Mapping with the Census API

    Reformatting Data
    

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12. Mapping with the Census API
    

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13. Mapping with the Census API
    

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14. RIGHT  NOW  I’M  CROSSING  MY  FINGERS……..    
     
     
     
     
     
     
    h#p://phunt2.cartgis.unomaha.edu/NACIS/  
     
     
     
     
     
     
     
     
    Paul  Hunt  
    phunt@unomaha.edu  
    

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