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AP 541 GIS AND GPS – PRINCIPLES AND APPLICATIONS                                             (2L+1P) III

Objective
  To impart knowledge on dealing with spatial data and its applications in crop production and natural resource management.

Theory

UNIT I
  Introduction; History of cartography and maps;

UNIT II
  Basic concepts and principles; hardware and software requirements; common terminologies of geographic information system (GIS);

UNIT III
  Geographical data structures; relational database management system; overview of MS Access;

UNIT IV
  Maps and projections: principles of  cartography; Basic geodesy: Geiod /Datum/Ellipsoid; cartographic projections, coordinate systems, types and scales; accuracy of maps;

UNIT IV
  GIS data collection, linking spatial and non-spatial data; Errors and quality control, data output;

UNIT V
  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;

UNIT VI
  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;

UNIT VII
  Surface modelling: Thiessen polygon, interpolation, DEM; geostatistical analyses, spatial and non- spatial query.

UNIT VII
  Software and hardware requirements of GIS; Integrated image analysis and GIS; GIS for modeling;

UNIT VIII
  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;

UNIT IX
  Applications of GIS for water resources, agriculture, precision farming, disaster management, e- governance, Agricultural Research Information System (ARIS).

UNIT X
  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.

Practicals
  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

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