digital terrain model meaning in Hindi

Examples

1. I happened to be looking at this digital terrain model of a barchan on Mars today.
2. Mars Express observed this region in 2005, yielding a digital terrain model and color pictures.
3. Note that contour line data or any other sampled elevation datasets ( by GPS or ground survey ) are not DEMs, but may be considered digital terrain models.
4. It is also possible to create digital terrain models and thus 3-D visualisations using pairs ( or multiples ) of aerial photographs or satellite ( e . g.
5. Bathymetric maps ( a more general term where navigational safety is not a concern ) may also use a Digital Terrain Model and artificial illumination techniques to illustrate the depths being portrayed.
6. Some people have termed the approach " environmental correlation ", associated with using stratigraphy, digital terrain models and gamma radiometric surveys, to predict and map soil properties.
7. Comparisons will be made between field-mapped inner gorge areas, streamside landslides, and channel characteristics with the same landscape features generated with digital terrain models derived from the laser altimetry.
8. Blom maintains a large database of oblique and vertical aerial photography, laser data, map models such as 3D city models, digital surface models and digital terrain models, and digital orthophoto images.
9. Depending on the final use intended for the data ( for example, navigation charts, Digital Terrain Model, volume calculation for dredging, topography, or bathymetry ) this data must be thinned out.
10. Additionally, the very local variations of the VD can be computed from gravimetric survey data and by means of digital terrain models ( DTM ), using a theory originally developed by Vening-Meinesz.