---
name: "topic_sampling"
section: "1grass"
platform: "linux"
package: "grass-doc"
version: "8.4.1-1"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/topic_sampling"
---

# topic\_sampling(1grass)

## Topic: sampling

| | | |
| --- | --- | --- |
| d.where |  | Identifies the geographic coordinates associated with point locations given in display coordinates. |
| r.random.cells |  | Generates random cell values with spatial dependence. |
| r.random |  | Creates randomly placed raster cells or vector points |
| t.rast.what |  | Sample a space time raster dataset at specific vector point coordinates and write the output to stdout using different layouts |
| t.sample |  | Samples the input space time dataset(s) with a sample space time dataset and print the result to stdout. |
| t.vect.observe.strds |  | Observes specific locations in a space time raster dataset over a period of time using vector points. |
| t.vect.what.strds |  | Stores raster map values at spatial and temporal positions of vector points as vector attributes. |
| v.random |  | Generates random 2D/3D vector points. |
| v.sample |  | Samples a raster map at vector point locations. |
| v.what.rast |  | Uploads raster values at positions of vector points to the table. |
| v.what.rast3 |  | Uploads 3D raster values at positions of vector points to the table. |
| v.what.vect |  | Uploads vector values at positions of vector points to the table. |

*See also the corresponding keyword sampling for additional references.*

Main index \| Topics index \| Keywords index \| Graphical index \| Full index

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