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Results tagged with raster
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user 186922
Raster is a data format consisting of regular grids of values, usually stored in an image-like format.
4
votes
3
answers
6k
views
Merging raster in R
I am trying to merge seven tiles of raster in R version 4.0.3 but it shows error as:
Error in compareRaster(x, extent = FALSE, rowcol = FALSE, orig = TRUE, :
different origin. … The R code is here:
library(raster)
merge_forest <- raster::merge(f1,f2,f3,f4,f5,f6,f7,tolerance=0.1)
These are the raster tiles of landcover(https://www.arcgis.com/apps/instant/media/index.html? …
2
votes
1
answer
786
views
Black output when using "Proximity (raster distance)" in QGIS
I am using the "Proximity (raster distance)" tool in QGIS to calculate the distance from each pixel to the nearby forest. … I created the proximity map using the forest raster as input but the output seems all black and the values shown are zeros. I tried to change the symbology and see but its still the same. …
0
votes
0
answers
336
views
Calculating area of habitat suitability map obtained from Maxent using ArcMap
The projection of the raster is WGS84 with a resolution of 30 arc second.
How can I calculate the areas (in square km) based on the above four groups? …