EC2052 REMOTE SENSING

EC2052 REMOTE SENSING L T P C

3 0 0 3

UNIT I REMOTE SENSING 9

Definition – Components of Remote Sensing – Energy, Sensor, Interacting Body - Active

and Passive Remote Sensing – Platforms – Aerial and Space Platforms – Balloons,

Helicopters, Aircraft and Satellites – Synoptivity and Repetivity – Electro Magnetic

Radiation (EMR) – EMR spectrum – Visible, Infra Red (IR), Near IR, Middle IR, Thermal

IR and Microwave – Black Body Radiation - Planck’s law – Stefan-Boltzman law.

UNIT II EMR INTERACTION WITH ATMOSPHERE AND EARTH MATERIALS

9

Atmospheric characteristics – Scattering of EMR – Raleigh, Mie, Non-selective and

Raman Scattering – EMR Interaction with Water vapour and ozone – Atmospheric

Windows – Significance of Atmospheric windows – EMR interaction with Earth Surface

Materials – Radiance, Irradiance, Incident, Reflected, Absorbed and Transmitted Energy

– Reflectance – Specular and Diffuse Reflection Surfaces- Spectral Signature – Spectral

Signature curves – EMR interaction with water, soil and Earth Surface:Imaging

spectrometry and spectral characteristics.

UNIT III OPTICAL AND MICROWAVE REMOTE SENSING 9

Satellites - Classification – Based on Orbits and Purpose – Satellite Sensors -

Resolution – Description of Multi Spectral Scanning – Along and Across Track Scanners

– Description of Sensors in Landsat, SPOT, IRS series – Current Satellites - Radar –

Speckle - Back Scattering – Side Looking Airborne Radar – Synthetic Aperture Radar –

Radiometer – Geometrical characteristics ; Sonar remote sensing systems.

UNIT IV GEOGRAPHIC INFORMATION SYSTEM 9

GIS – Components of GIS – Hardware, Software and Organisational Context – Data –

Spatial and Non-Spatial – Maps – Types of Maps – Projection – Types of Projection -

Data Input – Digitizer, Scanner – Editing – Raster and Vector data structures –

Comparison of Raster and Vector data structure – Analysis using Raster and Vector

data – Retrieval, Reclassification, Overlaying, Buffering – Data Output – Printers and

Plotters

UNIT V MISCELLANEOUS TOPICS 9

Visual Interpretation of Satellite Images – Elements of Interpretation - Interpretation Keys

Characteristics of Digital Satellite Image – Image enhancement – Filtering –

Classification - Integration of GIS and Remote Sensing – Application of Remote Sensing

and GIS – Urban Applications- Integration of GIS and Remote Sensing – Application of

Remote Sensing and GIS – Water resources – Urban Analysis – Watershed

Management – Resources Information Systems. Global positioning system – an

introduction.

TOTAL= 45 PERIODS

TEXT BOOKS

1. M.G. Srinivas(Edited by), Remote Sensing Applications, Narosa Publishing House,

2001. (Units 1 & 2).

2. Anji Reddy, Remote Sensing and Geographical Information Systems, BS

Publications 2001 (Units 3, 4 & 5).

REFERENCES

1. Jensen, J.R., Remote sensing of the environment, Prentice Hall, 2000.

2. Kang-Tsung Chang,”Introduction to Geograhic Information Systems”, TMH, 2002

3. Lillesand T.M. and Kiefer R.W., “Remote Sensing and Image Interpretation”, John

Wiley and Sons, Inc, New York, 1987.

4. Burrough P A, “Principle of GIS for land resource assessment”, Oxford

5. Mischael Hord, "Remote Sensing Methods and Applications", John Wiley & Sons,

New York, 1986.

6. Singal, "Remote Sensing", Tata McGraw-Hill, New Delhi, 1990.

7. Floyd F. Sabins, Remote sensing, “Principles and interpretation”, W H Freeman and

Company 1996.