WITH EFFECT FROM THE ACADEMIC YEAR 2013- 2014
CE 409
GEOGRAPHICAL INFORMATION SYSTEMS
(Elective-I)
Instruction 4 Periods per week
Duration of University Examination 3 Hours
University Examination 75 Marks
Sessional 25 Marks
UNIT-I
Introduction: Map, definitions, representations-Point, line, polygon, common coordinate systems, map projections-Transformations-Coordinate system - Map analysis. History of development of GIS -Standard GIS packages.
Applications of GIS: Soil and water resources, Agriculture, Land use planning, Geology and Municipal applications, Using GIS for decision making under uncertainty.
UNIT-II
Data Entry, Storage and Maintenance: Data types - spatial, non spatial (attribute data) Data structure, data format - Point line vector-Raster - Polygon - Object structural model - Filters and files data in computer-Keyboard entry, Manual Digitizing, Scanner, Remotely sensed data, Existing digital data Cartographic database, Digital elevation data, data compression.
UNIT-III
Data Analysis and Modelling: Spatial analysis, data retrieval query (SQL) - Simple analysis, Record overlay, Vector data analysis, Raster data analysis - Modeling in GIS - Digital elevation model-cost and path analysis - Knowledge based systems.
GIS Analysis: Organizing data for analysis, classification of GIS, analysis function, maintenance and analysis of spaital data -Transformations, conflation, edge matching and editing. Maintenance and analysis of non spatial attribute data-editing and query functions.
16
UNIT-IV
GIS Analysis Functions for Integrated Analysis of Spatial and Attribute Data : Retrieval and classification functions : Overlay operations, neighborhood operations, connectivity functions, output formatting, map annotations text pattern and line styles, graphic symbols, cartographic molding by GIS analysis procedure with an example.
Presentation of Geo-data and Analysis: Types of output data - Types of errors elimination and accuracies-sampling-Components of data quality.
UNIT-V
Introduction to Remote Sensing: Electromagnetic radiation, characteristics, interaction with earth surface, sensors types, satellite characteristics IRS series, data products interpretation of data. Software Scenario Functions: Watershed modeling, environmental modelling and visibility analysis.
Suggested Reading :
1. Kang-Tsung Chang, Introduction to GIS, Tata McGraw Hill Edition.
2. Burrough P.A., Principles of GIS for Land resource Assessment,
Oxford Publication.
3. Lilly and Johnweily, Remote Sensing and Image Interpretation.
4. Stan, Geographic Information Systems A management Perspective.