GNR - 807 Digital Elevation Modelling Tools And Techniques

DEM definitions and historical perspective, data sources and their suitability-field survey data, topographic sheets at various scales, stereo aerial photographs, stereo images from satellites, synthetic aperture radar (SAR) interferometry, GPS and LIDAR, interpolation techniques and their evolution ,contemporary techniques, sources of error, their propagation and minimization strategies, computer graphics and DEM visualization techniques, applications of DEM in geomorphology, water Resources, terrain evaluation, landscape architecture, role of DEM in remote sensing and GIS based studies.

  • Text / References:
  • Kennedy, M., Global position system and GIS: An Introduction London: Taylor and Francis, 2002.
  • Hofmann-Wellenhof, B., Lichtenegger, H., Collins, J., Global Positioning System: Theory and Practice; Wien, Springer, 2001.
  • Burrough, P.A., and McDonnell, R.C., Principles of Geographic Information Systems, Oxford University Press, 1999
  • Bell, D.H. (Ed.), Landslides: Proceedings of Sixth International Symposium, Glissements de terrain: concepts rendus du sixieme symposium international, Christchurch, 10-14 Feb, 1992.