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 |
In-Lab Notes for Lab 5 (Raster Analysis)
Lab #5 (Raster Analysis) Notes:
- Converting vector layers to raster
- What is a raster file?
- How many cells? What resolution? Tradeoffs?
- Interpolation
- IDW (Inverse Distance Weighting)
- Compare without / with mask
- Point vs. polygon as input layer for interpolation
- Additional smoothing with filters
- Raster Calculator
- Algebra operations on raster files
Back to Lab Exercise #5 or to 11.188
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