Spatial - Projection
About
See Linear Algebra - Projection
Projections: summarizing mutli-dimensional data in two or three dimensions.
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Example
| Data | Projections |
|---|---|
| Scale projection function | |
| Data domain | Pixel Range |
| DateTime (Years, Month, Date, Time) | Pixel (x,y) |
| Attendance (Float) | Pixel (x,y) |
| Mercator projection function | |
| Geographic Coordinates | Pixel Range |
| Latitude, Longitude | Pixel (x,y) |
Coordinates
Projected coordinates are planar Cartesian coordinates that result from performing a mathematical mapping from a point on the Earth's surface to a plane. There are many such mathematical mappings, each used for a particular purpose.
Distortion
Projection distortion: Each circle represent the same area on the earth
