Tybsc (IT) SEM 6

Geographic Information Systems

Unit I

Spatial Data Concepts:
Introduction to GIS, Geographically referenced data, Geographic, projected and planer coordinate system, Map projections, Plane coordinate systems, Vector data model, Raster data model

Unit II

Data Input and Geometric transformation:
Existing GIS data, Metadata, Conversion of existing data, Creating new data, Geometric transformation, RMS error and its interpretation, Resampling of pixel values.

Unit III

Attribute data input and data display :
Attribute data in GIS, Relational model, Data entry, Manipulation of fields and attribute data, cartographic symbolization, types of maps, typography, map design, map production

Unit IV

Data exploration:
Exploration, attribute data query, spatial data query, raster data query, geographic visualization

Unit V

Vector data analysis:
Introduction, buffering, map overlay, Distance measurement and map manipulation.

Raster data analysis:
Data analysis environment, local operations, neighbourhood operations, zonal operations, Distance measure operations

Spatial Interpolation:
Elements, Global methods, local methods, Kriging, Comparisons of different methods

Text Book

Introduction to Geographic Information Systems by Kang-Tsung Chang Published by Tata Mcgraw Hill

Reference Books and websites

Concepts and Techniques in Geographic Information Systems by Chor Pang Lo and Albert K. W. Yeung

http://www.ncgia.ucsb.edu/giscc/