DESCRIPTION OF COURSES
AP 541 GIS AND GPS – PRINCIPLES AND APPLICATIONS (2L+1P) III
To impart knowledge on dealing with spatial data and its applications in crop production and natural resource management.
Introduction; History of cartography and maps;
Basic concepts and principles; hardware and software requirements; common terminologies of geographic information system (GIS);
Geographical data structures; relational database management system; overview of MS Access;
Maps and projections: principles of cartography; Basic geodesy: Geiod /Datum/Ellipsoid; cartographic projections, coordinate systems, types and scales; accuracy of maps;
GIS data collection, linking spatial and non-spatial data; Errors and quality control, data output;
Raster based GIS: spatial referencing, definition and representation, data structure, advantages and disadvantages; Vector based GIS : Definition, concept, data structure, capture and Vector and raster formats, vector to raster and raster to vector conversion, advantages and disadvantages;
Principles of graph theor y, topology and geometr y; spatial analysis: statistical analysis, measurement, proximity (buffering), overlay analysis, classification, network analysis, multicriteria analysis, site suitability analysis, nearest neighbour analysis;
Surface modelling: Thiessen polygon, interpolation, DEM; geostatistical analyses, spatial and non- spatial query.
Software and hardware requirements of GIS; Integrated image analysis and GIS; GIS for modeling;
Web GIS, 3D GIS, object oriented GIS, mobile GIS, knowledge based GIS; data warehousing, data mining; metadata, data interoperability, open GIS consortium, GIS customization, DSS and SDSS;
Applications of GIS for water resources, agriculture, precision farming, disaster management, e- governance, Agricultural Research Information System (ARIS).
Basic Concepts, segments, working principles; Measuring distance and timing, errors in GPS data and correction; Differential GPS; Integration of GPS data with GIS data, use of GPS in remote sensing analysis; Past, present and future status of GPS; Applications of GPS in agriculture and natural resource management.
Overview of current GIS software: ArcView/ArcGIS/IDRISI, Introduction to MS Access, Data input (spatial data); digitization and scanning, Data input: editing, Data input: non-spatial attributes and linking with spatial data, Database creation and map registration, Spatial analysis: Surface modelling, overlaying, buffering, neighbourhood analysis, Coordinate data collection through GPS and its integration with GIS