Questions tagged [volume]

Volume is the quantity of three-dimensional space enclosed by some closed boundary

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How to restore a scarp surface grid to calculate material loss

I would like to calculate the volume of material lost from a scarp like the one shown in the following image: Is there a way to do these calculations with open-source software such as GMT, QGIS and ...
• 2,135
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How to measure volume in raster?

There are many similar questions like this. But I haven't found a usefull answer yet. So I hope some of you have a suggestion to this. I've done some flyovers with the drone at a contruction area, ...
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Calculating volume with Cut Fill tool in ArcGIS Desktop?

This might be a very simple question - but it is quite vital and I want to make sure I am thinking this through right. I have used the cut/fill tool to calculate the difference in volume of a volcano ...
• 171
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Estimation of volume from DTM

I'm using QGIS for quite a while now but I'm having some problems in measuring the volume of a depression zoned North of a waste dump I'm studying. For the analysis I'm using a recent 1mx1m DTM of ...
• 305
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Can I identify if a point is inside a volume in PostGIS?

We are currently investigating PostGIS as an option to look up three-dimensional blocks which contain a point (and later also lines). At this point in time I cannot see any functionality that operates ...
• 211
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Cut Fill Tool in QGIS?

Looking for the equivalent of the Cut Fill Tool in QGIS. I have multiple DSM rasters from a drone that I would like to do a volume analysis on. A cut-and-fill operation is a procedure in which the ...
• 358
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Volume of a raster

I have two rasters from which I want to calculate the volume difference between the two. I made a 3rd raster that shows the difference between the first two rasters. So I think calculating the volume ...
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Where does the output of a grid volume run in the Saga tool/ Qgis end up?

I have tried to do a grid volume run with the Saga grid calculus - grid volume function. After the run the window closes and nothing seems to happen, no message, no new layer or information appear. I ...
• 91
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Extracting desired LiDAR points with Quick Terrain Modeler

There may not be a 'better' or 'easier' way to do what I'm asking, but I figured I'd give it a shot and ask around. I'm using Quick Terrain Modeler v8.0.3.4 (x64) and have used the ZEB1 Handheld ...
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2D/3D Area parameter differences in Surface Volume calculation dialog box?

In dialog box of volume surface calculation and also in ASCII file there are 2 out come with names 2D Area and 3D Area. What is difference between these two numbers? What is included in 3D that is not ...
• 201
1 vote
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Measuring Volumes using DEMs

I've done quite a bit of research here and elsewhere and am still having trouble coming up with a solution for measuring volumes using a DEM derived from high-resolution (1 m) stereo satellite imagery....
• 155
1 vote