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Introduction to Geographic Information Systems

Indian Institute of Technology Roorkee via NPTEL

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Overview

The proposed course provides basic understanding about GIS Technology. Presently, GIS is being used extensively in various domains including in civil engineering, water resources, earth sciences, transportation engineering, navigation etc. Google Earth and Google Map are very popular custom designed user friendly GIS products which are widely used for various purposes including in navigation etc.

Syllabus

Week-1:
What is Geographic Information Systems?
Different components of GIS
Different types of vector data
Raster data models and their types
TIN data model

Week-2:
Advantages and disadvantages associated with vector, raster and TIN
Non-spatial data (attributes) and their type
Raster data compression techniques
Different raster data file formats
Spatial database systems and their types

Week-3:
Pre-processing of spatial datasets
Different map projections
Spatial interpolation techniques
Different types of resolutions
Digital Elevation Model (DEM)

Week-4:
Quality assessment of freely available DEMS
GIS analysis-1
GIS analysis-2 and applications
Errors in GIS
Key elements of maps

Taught by

Arun K . Saraf

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