lesson
Tissot's Indicatrix: Quantifying Local Metric Distortion
Use Tissot's indicatrix (infinitesimal distortion ellipses) to calculate angular deformation, areal magnification, and linear scale factor variations across map projections.
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Cartographic Map Projections and Metric Distortions
7 lessons
Goal
Analyze how mapping a 3D spherical surface onto 2D planes induces metric distortions in angles, scale, and surface area across cylindrical, conic, and azimuthal projections.
7 lessons
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- Geometry of the Sphere, Great Circles, and Gaussian CurvatureUp next
- Cylindrical Projections and Areal Distortion: The Mercator MapNot started yet
- Equal-Area Cylindrical Projections and Angular DistortionNot started yet
- Conic Projections and Mid-Latitude Metric AccuracyNot started yet
- Azimuthal Projections, Polar Navigation, and Great-Circle RoutesNot started yet
- Tissot's Indicatrix: Quantifying Local Metric DistortionYou are here
- Evaluating and Selecting Map Projections for Geospatial ProblemsNot started yet
