A to Z GIS | Explore this related guide, featuring updated terms and graphics and developed in coordination with Esri’s GIS Dictionary team.
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density
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[spatial analysis, measurement]
The measurement of the intensity or concentration of a particular phenomenon across a geographic area.
[physics]
In a substance such as a gas, solid, or liquid, a measurement of the ratio of mass to volume.
[spatial analysis]
A function that distributes the quantity or magnitude of point or line observations over a unit of area to create a continuous raster—for example, population per square kilometer.