Geographic Information Systems
user avatar
user avatar
user avatar
Robert Hijmans
  • Member for 10 years
  • Last seen this week
  • California, United States
Profile Activity

253 Answers

Score Activity Newest
33 votes
Accepted

Create polygons of the boundary of a Raster in R

26 votes

Calculate area for each polygon in R

25 votes
Accepted

How to make RASTER from irregular point data without interpolation

22 votes

How to produce spatial grid from raster?

22 votes

Merge a list of spatial polygon objects in R

15 votes

Installing GDAL with Python on Windows

15 votes
Accepted

Smoothing raster map using R?

14 votes

Convert line shapefile to raster, value=total length of lines within cell

10 votes

Efficiently reading and reclassifying many rasters in R?

10 votes

Clip polygon and retain data?

10 votes

Join CSV file to shapefile

10 votes

Merge two shapefiles in R

10 votes
Accepted

Create spatial polygon grid from spatial points in R

8 votes
Accepted

Filling/replacing nodata values of a raster layer in R

8 votes
Accepted

How to compute max and min coordinates for multiple polygons?

8 votes

Creating a new raster layer based on mean of other raster layers, ignoring NA values in R

8 votes
Accepted

How to calculate area of 1 x 1 degree cells in a raster

8 votes
Accepted

Create Raster file in R from Matrix and latlons

7 votes

Impossible to sum rasters because of nodata pixels

7 votes

How to conduct logistic regression between two rasters

7 votes
Accepted

Change a raster from longitude display (-180, 180) to (0, 360)

7 votes

Convert CSV to Raster Grid in R

7 votes
Accepted

How do I get rid of edge effects while using focal in R to smooth a raster?

7 votes
Accepted

Raster extent issue in R

6 votes
Accepted

terra::rast() vs raster::brick() for loading in .nc files

6 votes
Accepted

Convert xy spatial points into spatial lines

6 votes
Accepted

Spearman correlation between two rasters in R

6 votes
Accepted

Assigning values values to raster cells overlain by polygon layer using R?

6 votes
Accepted

How to get count of non-NA raster cells within polygon using R

6 votes
Accepted

Difference between raster() and readGDAL()?

1
2 3 4 5
…
9

Your privacy

By clicking “Accept all cookies”, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy.