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qgis-primer.md

Introduction to GIS

The world is not flat

Projection

India is 1.5 times the area of Greenland

Data types

  • Geometry
    • Vector: shp, geojson, kml, csv
      • points, lines, areas
    • Raster: geotiff
      • pixel data
      • pixel color
  • Attributes: csv, dbf

Analysis

  • Raster
    • Classification
    • Contours
  • Vector
    • Boolean operations
    • Statistics
    • Spatial analysis

Read more at mapschool

Publish

  • Images: png, jpeg, pdf
  • Maps
    • Static: geotiff
    • Interactive: wms, wfs

Tutorials

Data Sources

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