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lecture note for the geographical information system course
Typology: Lecture notes
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Massachusetts Institute of Technology Department of Urban Studies and Planning
11.520: A Workshop on Geographic Information Systems 11.188: Urban Planning and Social Science Laboratory
September 14, 2005, Joseph Ferreira, Jr.
(including contributions from Visiting Prof. Zhong-Ren Peng who taught the Fall 2003 class)
Administrative notes regarding lab exercises and schedule
What phenomena are we interested in studying? – Learning and discovering.
Why are 'spatial analysis' and GIS tools relevant? – Critical thinking.
How do we solve the problem? – decompose a question into spatial analysis and visualization components that can be handled by the data and software.
Data – Raw geographic facts, context free.
Information – the interpretation of data.
Where is knowledge of geographic location, spatial analysis/manipulation/visualization capability
o graphical interface to utilize geometry/attribute links
Raster vs. vector data models
Boston/Cambridge Streets superimposed on orthophoto. Zoomed-in view shows raster nature of the ortho.
Last modified 14 September 2005 [jf]