REMOTE SENSING & GEOGRAPHIC INFORMATION SYSTEM  

Course Objective:
To aquant and provide the students the detailed information about the modern technologies of remote sensing and geographic information system for watershed management and planning.

1. Introduction(2 hours)
1. Necessity and importance
2. Application and scope
3. Basis of remote sensing


2. Remote Sensing Signatures(4 hours)
1. Electromagnetic radiations
2. Interaction of electromagnetic radiation with matters
3. Basis for remote sensing signatures
4. Sensors used in remote sensing and their classification
5. Remote sensing platforms


3. Remote Sensing Data Products(4 hours)
1. Aerial photographs
2. Digital images
3. Satellite data products‐ FCC, CCT
4. LANDSAT, SPOT, and IRS images


4. Analysis and Interpretation Techniques(5 hours)
1. Visual Interpretation
   
1. Basis for visual interpretation
2. Elements of image interpretation
2. Image Processing
   
1. Need for image processing
2. Elements of image processing
3. Digital image Analysis


5. Aerial photograph Interpretation(7 hours)
1. Specifications of aerial photographs
2. Measurement of aerial photographs
3. Refinements of image co‐ ordinates
4. Measurement of scale, horizontal Distance, height, slope, Area & bearings
5. Stereoscopic views and depth perception
6. Preparation of aerial photos for interpretation
7. Elements of aerial photo interpretation
8. Methods of aerial photo interpretation
9. Photo‐ maps, mosaics and their use
10. Methods of map making and data transfer


6. Concept of GIS(4 hours)
1. Schematic representation of GIS
2. Relevance of GIS in Spatial analysis
3. Kinds of GIS models‐ vector and raster models
4. Software used in GIS and their capabilities
5. Terminology used in GIS


7. Raster Data Structure and Input(5 hours)
1. Data types – nominal, ordinal, interval and ratio
2. Methods of data input‐ manual, digitizing, scanning
3. Creating thematic data layers
4. Digitizing rules
5. Data management


8. Vector GIS and Data Management(5 hours)
1. Storing spatial data in vector GIS
2. Representing multiple features
3. Digitizing rules and steps
4. Digitizing errors and correcting spatial data
5. Tics and their use in vector GIS
6. Constructing topology


9. Database Management and Analysis(7 hours)
1. Coordinate system for multi coverage database
2. Real‐world coordinate system
3. Retrieval and classification of data
4. Measurements‐ Distance, Area, Perimeter and Slope
5. Overlay operations and creation of thematic layers
6. Neighborhood operations
7. Network functions
8. GIS outputs


10. Modeling with GIS(2 hours)

Practicals:

1. Familiarization with aerial photographs and satellite images(1.5 hours)
2. Establishments of photo coordinates and their measurements(1.5 hours)
3. Interpretation of aerial photographs(1.5 hours)
4. Use of stereoscope for measurement of elevation difference(1.5 hours)
5. Use of aerial photographs in delineation of watershed boundary and appraisal of natural resources(1.5 hours)
6. Introduction to GIS software and their use(1.5 hours)
7. Digitizing thematic layers in raster GIS for Micro‐ watershed(1.5 hours)
8. Performing spatial analysis for micro‐ watershed in raster GIS(3 hours)
9. Digitizing tics and maps in vector GIS(3 hours)
10. Performing spatial analysis in vector GIS(3 hours)

References:

1. Sabin’s J.R. (latest edition). Remote Sensing Principles and Interpretation. W.H. Freeman and Co.
2. Heywood, LAN. Cornelius Sarah and Carver Steve. 1999. An Introduction to Geographic Information System. Addison – Wesley – Longman
3. Chrisman Nicholas. 1997. Exploring Geographic Information System. John Wiley and Sons.
4. Shultz, G. A. and Engman E.T. 2000. Remote Sensing in Hydrology and Water Management. Springer, New York.
5. E.C. Barret and L. F. Curtis (latest edition). Introduction to Environmental Remote Sensing. John Wiley and Sons, New York.
6. H. S. Chem. (latest edition). Space Remote Sensing System: An Introduction. Academic Press, New York.
7. L. M. Lillesand and R.W. Keifer (latest edition). Remote Sensing and Image Interpretation. John Wiley and Sons.

Evaluation Scheme:
The questions will cover all the chapters in the Syllabus. The evaluation scheme will be as indicated in the table below.

*There may be minor variation in marks distributions