Download pdf - Making MAGIC with Your Data: Interactive Maps, Mash-ups, and Data Visualization Tools

Connecticut State Data Center & Map and Geographic Information Center - MAGIC

Making MAGIC with Your Data: Interactive Maps, Map Mashups, and

Data Visualization Tools

Michael HowserConnecticut State Data Center Coordinator & Undergraduate Education & GIS Librarian


What is the Connecticut State Data Center?

• Connecticut’s Census Bureau Liaison

• Part of the National Data Center Network

• Assists public with accessing Census Data

• Provides custom data resources for Connecticut

• Funded by Office of Policy and Management

ctsdc.uconn.edu


What is MAGIC?

• University of Connecticut Libraries Map and Geographic Information Center – MAGIC

• Over 220,000 print maps• Historical Aerial Photography

for Connecticut • Provides digitized maps and

aerial photography in full‐quality TIFF format for download – FREE!

magic.lib.uconn.edu


Data Visualization

Multiple Approaches


Why Visualize Data?

• Spreadsheets are great… but it’s difficult to understand with large datasets

• Examine Concepts from multiple perspective– Spatial– Temporal

• Integrate data from multiple sources• Ex. Fault lines, earthquakes, and population data

• Interac ve ≠ expensive or difficult


Visualizing Complex Data

What do the following items have in common?

June 1


Does this help?


Why Visualize Data as Maps?



View Population Change over time

2010.census.gov/2010census/data/


Transform this…..2000 2010

Total Population 281,421,906 308,745,538 (+9.7%)

White 211,460,626 223,553,265 (+5.7%)

Black or African American 34,658,190 38,929,319 (12.3%)

American Indian & Alaska Native 2,475,956 2,932,248 (18.4%)

Asian 10,242,998 14,674,252 (43.3%)

Native Hawaiian and Other Pacific Islander 398,835 540,013 (35.4%)

Some Other Race 15,359,073 19,107,368 (24.4%)

Hispanic or Latino 35,305,818 50,477,594 (43%)


Exploring National Data• New York Times 2010 Census Map

projects.nytimes.com/census/2010/map


Visualizing the ACS 5 Year Data

projects.nytimes.com/census/2010/explorer


Visualizing Data using Google Maps


Making your own maps!

• MyMaps– Placemarks (points)– Lines– Shape (polygons)– embed photos & videos

– Import KML’s• Share • Collaborate


Visualizing Data using Google Earth


What is Google Earth?

• Travel the world• Satellite imagery• Maps• Terrain• 3D buildings• Create tours• Embed pictures and videos• Access to diverse geographic data


Explore the past



Visualizing Data using Google Fusion Tables


What is Google Fusion Tables?

• Web based interface for uploading, managing, and visualizing large datasets

• Builds upon Google Docs and Google Maps• Includes API to develop custom interfaces• Enables sharing of large datasets



Google Fusion Example:Poverty by School District


Visualizing Data using ArcGIS.com


What is ArcGIS.com?

• Web‐based map creation interface

• Enables collaborative map creation

• Users can contribute data to share via ArcGIS.com

• Free!


Adding Data to ArcGIS.com• Data formats supported

include:– Spreadsheets (.csv, .txt)– Shapefiles (.zip) – WGS84

projection– GPS files (GPX)

• Data can be imported from the following:– ArcGIS Server Web Service– OGC Web Service (WMS)– KML file (Google Earth)


ArcGIS Example from Gallery

ArcGIS.com


On the Line

A collaborative approach to interactive maps using the

Google Maps API


What is On the Line?


Neighborhood Change in CT


Racial Change Maps


Stay Current… Follow Us

outsidetheneatline.blogspot.com


Thanks!

Special Thanks• Connecticut Office of Policy and Management• National Endowment for the Humanities• On the Line: How schooling, housing, and civil rights shaped Hartford and

its suburbs• UConn Department of Geography & Center for Population Research• UConn Libraries Digital Projects Team, Directors Council, Information

Technology Services, Planning Team, and Undergraduate Education Team• U.S. Census Bureau – Boston Regional Office

Contact us at: [email protected] and [email protected]