Georeferencing in GIS

Georeferencing

Why is there a need for georeferencing in GIS?

International Terrestrial Reference System

Spatial Reference Surfaces and Datums

Latitude and Longtitude

Latitude and Longitude

Map Projection

Distortions

Three classes of map projections (Tangent - normal projection)

Three classes of map projections (Secant – ormal projection)

Other Projections
 (Transverse and Oblique projections)

Cylindrical Projections

Conic Projections

Azimuthal Projection

The Universal Transverse Mercator (UTM) Projection

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Summary of Projection Properties

References

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