[GRASS-user] Compute volume of water using depth vector points.

[Moritz Lennert]

On 05/08/08 06:37, Nagesh Bhatkar wrote:
> Dear all,
> 
> I imported and digitized a hydrographic chart for depth vector points in 
> the ocean and
> vector lines along the coast enclosing these ocean waters.
> I am looking to  the interpolate these randomly digitized depth points
> over a grid of any resolution and then later compute the volume of the 
> water in the ocean
> channel  between two land masses.
> Which modules of GRASS GIS would help me accomplish the above two tasks.

Interpolation:
v.surf.rst
v.surf.idw
r.surf.nnbathy (Add-On)
etc

volume calculation:
r.volume

Moritz