1.
Connecticut State Data Center &
Map and Geographic Information Center - MAGIC
Making MAGIC with Your Data:
Interactive Maps, Map Mashups, and
Data Visualization Tools
Michael Howser
Connecticut State Data Center Coordinator &
Undergraduate Education & GIS Librarian

2.
Connecticut State Data Center &
Map and Geographic Information Center - MAGIC
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

3.
Connecticut State Data Center &
Map and Geographic Information Center - MAGIC
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

4.
Connecticut State Data Center &
Map and Geographic Information Center - MAGIC
Data Visualization
Multiple Approaches

5.
Connecticut State Data Center &
Map and Geographic Information Center - MAGIC
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

6.
Connecticut State Data Center &
Map and Geographic Information Center - MAGIC
Visualizing Complex Data
What do the following items have in common?
June 1

7.
Connecticut State Data Center &
Map and Geographic Information Center - MAGIC
Does this help?

8.
Connecticut State Data Center &
Map and Geographic Information Center - MAGIC
Why Visualize Data as Maps?

9.
Connecticut State Data Center &
Map and Geographic Information Center - MAGIC

10.
Connecticut State Data Center &
Map and Geographic Information Center - MAGIC
View Population Change over time
2010.census.gov/2010census/data/

11.
Connecticut State Data Center &
Map and Geographic Information Center - MAGIC
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%)

12.
Connecticut State Data Center &
Map and Geographic Information Center - MAGIC
Exploring National Data
• New York Times 2010 Census Map
projects.nytimes.com/census/2010/map

13.
Connecticut State Data Center &
Map and Geographic Information Center - MAGIC
Visualizing the ACS 5 Year Data
projects.nytimes.com/census/2010/explorer

14.
Connecticut State Data Center &
Map and Geographic Information Center - MAGIC
Visualizing Data using Google Maps

15.
Connecticut State Data Center &
Map and Geographic Information Center - MAGIC
Making your own maps!
• MyMaps
– Placemarks (points)
– Lines
– Shape (polygons)
– embed photos
& videos
– Import KML’s
• Share
• Collaborate

16.
Connecticut State Data Center &
Map and Geographic Information Center - MAGIC
Visualizing Data using Google Earth

17.
Connecticut State Data Center &
Map and Geographic Information Center - MAGIC
What is Google Earth?
• Travel the world
• Satellite imagery
• Maps
• Terrain
• 3D buildings
• Create tours
• Embed pictures and videos
• Access to diverse geographic data

18.
Connecticut State Data Center &
Map and Geographic Information Center - MAGIC
Explore the past

19.
Connecticut State Data Center &
Map and Geographic Information Center - MAGIC

20.
Connecticut State Data Center &
Map and Geographic Information Center - MAGIC
Visualizing Data using
Google Fusion Tables

21.
Connecticut State Data Center &
Map and Geographic Information Center - MAGIC
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

22.
Connecticut State Data Center &
Map and Geographic Information Center - MAGIC

23.
Connecticut State Data Center &
Map and Geographic Information Center - MAGIC
Google Fusion Example:
Poverty by School District

24.
Connecticut State Data Center &
Map and Geographic Information Center - MAGIC
Visualizing Data using ArcGIS.com

25.
Connecticut State Data Center &
Map and Geographic Information Center - MAGIC
What is ArcGIS.com?
• Web‐based map
creation interface
• Enables collaborative
map creation
• Users can contribute
data to share via
ArcGIS.com
• Free!

26.
Connecticut State Data Center &
Map and Geographic Information Center - MAGIC
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)

27.
Connecticut State Data Center &
Map and Geographic Information Center - MAGIC
ArcGIS Example from Gallery
ArcGIS.com

28.
Connecticut State Data Center &
Map and Geographic Information Center - MAGIC
On the Line
A collaborative approach to
interactive maps using the
Google Maps API

29.
Connecticut State Data Center &
Map and Geographic Information Center - MAGIC
What is On the Line?

30.
Connecticut State Data Center &
Map and Geographic Information Center - MAGIC
Neighborhood Change in CT

31.
Connecticut State Data Center &
Map and Geographic Information Center - MAGIC
Racial Change Maps

32.
Connecticut State Data Center &
Map and Geographic Information Center - MAGIC
Stay Current… Follow Us
outsidetheneatline.blogspot.com

33.
Connecticut State Data Center &
Map and Geographic Information Center - MAGIC
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: ctsdc@uconn.edu
and magic@uconn.edu