here be dragons
DESCRIPTION
Presentation to the OSM State of the Map conference, Manchester, 14 July 2007TRANSCRIPT
State of the Map conference, 14 July 2007
Here be dragons : some principles of cartography and OSM
Steve ChiltonChair of the Society of Cartographers
State of the Map conference, 14 July 2007
A little theory …..
• Principles of cartography• Red dot fever• Typology of graphic variables• Figure-ground relationship• Heirarchical graphic organisation• Colour theory• Automated text/symbol location
State of the Map conference, 14 July 2007
Disclaimer
Views expressed are personal, and are not in any way meant to be taken as critical comments on the work of individuals in the OSM project.
State of the Map conference, 14 July 2007
Typology of graphic variables
After DiBiase, 1991
State of the Map conference, 14 July 2007
Effect of varying recording intervals
Robinson, 1995
State of the Map conference, 14 July 2007
Feature, GPS points, result
State of the Map conference, 14 July 2007
Same feature, different result
State of the Map conference, 14 July 2007
Figure-ground relationshipWhere in the world is the peninsular shown in white in this map?
Robinson, 1995
State of the Map conference, 14 July 2007
Adjacent areas of colour
Osmarender Mapnik
State of the Map conference, 14 July 2007
Heirarchical graphic organisation
Robinson, 1995
State of the Map conference, 14 July 2007
Heirarchical organisation of data
Osmarender Mapnik
State of the Map conference, 14 July 2007
Sympathetic colour progressions
Robinson, 1995
State of the Map conference, 14 July 2007
Colour balance
Osmarender Mapnik
State of the Map conference, 14 July 2007
One possible Place Name locating heirarchy
Robinson, 1995
State of the Map conference, 14 July 2007
Place name conflicts
Osmarender Mapnik
State of the Map conference, 14 July 2007
Here be dragons ……
Asia, Sebastian Munster, 1546
State of the Map conference, 14 July 2007
Here be dragons : some principles of cartography and OSM
Steve ChiltonChair of the Society of Cartographers
Contact: [email protected]
Society of Cartographers: http://www.soc.org.uk/
SoC Conference: http://www.port.ac.uk/special/soc/