Point sampling on raster
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| + | # Load the the multiband raster file ''clip_SA2_2017-03-28_pca.tif'', which should be available in the [[Course data|course data]]. It contains the first 5 component as a result of a pricipal components analysis of a Sentinel-2 scene. | ||
| + | ## Open {{mitem|text=Vector --> Research tools --> regular points}}. Set the {{button|text=Input extent Layer}} to ''Use layer/canvas extent''. | ||
| + | ## Enter the number 600 (meters) to {{button|text=Point spacing}}. | ||
| + | ## Click {{button|text=Use point spacing}} on. | ||
| + | ## Enter an output shapefile name ''systematic_grid.shp'' and path by clicking {{button|text=Browse}}. | ||
| + | ## Confirm with {{button|text=Run}}. The new layer is added to the Layer Panel . | ||
| + | |||
[[category:Working with Vector Data]] | [[category:Working with Vector Data]] | ||
Revision as of 23:05, 25 November 2017
- Load the the multiband raster file clip_SA2_2017-03-28_pca.tif, which should be available in the course data. It contains the first 5 component as a result of a pricipal components analysis of a Sentinel-2 scene.
- Open Vector --> Research tools --> regular points. Set the Input extent Layer to Use layer/canvas extent.
- Enter the number 600 (meters) to Point spacing.
- Click Use point spacing on.
- Enter an output shapefile name systematic_grid.shp and path by clicking Browse.
- Confirm with Run. The new layer is added to the Layer Panel .
