Intro Flashcards
Cartographer
A combo of:
Map Author
Map Reader
Map Critic
Cartography
The art, science, and technology of making maps for presentation and communication
Communications Paradigm
1970s
Seeing maps as communicating known information to map users; provide an optimal map
Critiques of the Communications Paradigm
Is there one optimal map?
This has provided false claims of objectivity and lack of bias
Di Biase’s Model of Visual Communication
1990s
2D model
A go between of visual thinking and visual communication
From private realm to public realm
MacEachren’s Cartography Cube
1994
3D model
Goals: to create multiple graphic summaries of spatial information in order to explore the data and reveal unknowns as well as to communicate
Communication objectives of a General Map
Variety of information
Equal importance
Subtle symbology
Communication objectives of a Thematic Map
Focused attention
Importance can vary
Symbols can dominate
Limitations of Maps
Abstraction and generalization
Scale
Transformation of spherical shape onto flat map
Limited to spatial relationships
Types of Abstractions and Generalizations
Selection (of scale, attributes, projections, etc.)
Classification
Simplification
Symbolization
Scale impacts what part of generalization
Symbolization (and sort of simplification)
Larger scale means more detail, smaller scale means less room for detail
Key Map Elements
Date
Orientation (N)
Scale
Title
Author
Legend
Source
5 rules of good map composition (from Dr. B)
- Stress the purpose of the map
- Direct the map reader’s attention
- Coordinate the base map and thematic elements
- Maintain good cartographic conventions
- COMMUNICATE