a new world for mapping
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A New World for Mapping. John Spencer Spatial Analysis Unit October 5, 2009. Wish you were here!!!. Everything happens somewhere. Data. Where?. Why?. ESRI is the market leader. Three shelves of ESRI manuals and third party materials. Two types of software:. Geo-display - PowerPoint PPT PresentationTRANSCRIPT
A New World for MappingJohn Spencer
Spatial Analysis UnitOctober 5, 2009
Everything happens somewhere
Wish you were
here!!!
Data
Where?
Why?
ESRI is the market leader
Three shelves of ESRI manuals and third party materials
Two types of software:
Geo-display
Geographic Information System
Geo-displayDisplays data geographically
Suitable for basic maps
E2GMEASURE Evaluation’s program for mapping Excel data
E2G
• Displays excel data• Free• Easy to use• Maps can be easily
shared
• Not every country is available
• Requires internet connection• Data structure requirements
Dev-InfoUN Millenium Development Goals based software
Dev-InfoAdvantages• Free• Own web site, documentation,
and online support group. • Ability to map and graph data
and save files to several common formats.
• Ability to adapt to use with other databases and shapefiles (map boundary files) with many input and output formats allowed.
• Available in 6 different languages.
Dev-Info
Disadvantages• Developed specifically to
work with UNICEF’s data formats and conform to their “Millenium Development Goals”.
• Difficult learning curve when it comes to customizing with own data.
• Limited capablilty to import from other formats.
GISAnalyzes data in layers
Suitable for basic or advanced maps, spatial analysis
HealthmapperFree mapping program from World Health Organization
Healthmapper
Advantages• Can perform some GIS
functions• simple geographic
data analysis and display.
• Free • Wide user base• Good documentation
Healthmapper
Disadvantages• Limited control of
types of data classification and editing of shapefiles
• Moderate learning curve.
• Limited output formats for both maps and graphs
DIVA GISOpen source GIS program
Diva GIS
Advantages• Free• Common input types
(shapefile, text file, dBase, MS Access) allowed.
• Some flexibility as to color selection and number of classes for data.
Diva GISDisadvantages• Clunky interface• Moderate learning curve. • Output is a bitmapped image. • Label placement and other
map element placement extremely limited.
• Must have own map files or coordinate files already linked to data.
• Only one method of data classification (quartiles) available.
Arc-GIS Diva-GIS E2G Dev-Info Healthmapper
Ease of Use
GIS Capacity
½
Easy to Import Data
Cost $$$ Free Free Free Free
Publication Quality Maps
½
Comparison Chart
Summary
• Many new options• Best option is
dependent on goals• Possible to experiment
and use multiple programs, if needed
ArcGIS www.esri.com
DIVA-GISwww.diva-gis.org
E2G www.cpc.unc.edu/measure/e2g
Dev-Info www.devinfo.org
Health mapperwww.who.int/health_mapping/tools/healthmapper/en/index.html