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Apr 30 |
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Topographic Wetness Index thanks @whuber ! |
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Apr 28 |
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How to speed up band math in R 'raster' package? are you going to do any more calculations in R? R is not the best tool for imagery. if not, you should make the stack operation in gdal. |
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Apr 28 |
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Resample, ArcGIS: How do I avoid resample taking into acount NoData values? how many cells the island occupies in the original format? what is your original resolution? what is the new resolution? |
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Apr 22 |
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Google Earth export from QGIS this might help you: stevencanplan.com/2009/converting-shapefiles-and-kml-files |
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Apr 22 |
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convert from HDF to GeoTiff I end up just using GDAL, but yes I am working on windows. |
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Apr 21 |
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convert from HDF to GeoTiff Thanks guys! Didn't work exactly how you suggested but it was close: gdal_translate -of GTiff HDF4_EOS:EOS_GRID:"MOD13C2.A2001001.005.2007078152825.hdf":MOD_Grid_monthly_CMG_VI:"CMG 0.05 Deg Monthly NDVI" ndvi.tiff |
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Apr 17 |
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What to set spatial reference to after projecting to GCS_WGS_1984 I gave you the wrong tool name, it's the "Project" tools(Projections and Transformations >> Feature >> Project) |
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Apr 17 |
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How to dissolve polygons and aggregate their data in QGIS? What you are looking for is a dissolve polygons tool.This might help you out: gis.stackexchange.com/questions/26657/… |
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Apr 17 |
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Populating fields in a Matrix format you matrix looks like a change analysis between two rasters. is this what you want to do ? |
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Apr 10 |
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Mapping between two different agencies roadway shapefiles of Las Vegas in ArcGIS we need some extra info: coordinate system of each shape file, extent, did you download this files (if yes, from where). |
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Apr 9 |
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Why does Field Calculator return 0 values when decimals are expected? question that year sago solved many problems with arcgis calculations: what is your windows format (region and Language in Control Panel) ?? did anyone by mistake changed the Numbers format (open additional settings and 2-check the Numbers formats). I hope it helps |
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Apr 8 |
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Printing a map with GPS points what softwares do you have installed in your computer? |
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Apr 7 |
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Why does Field Calculator return 0 values when decimals are expected? Can you add to your post the properties of each input and output field (type) ? |
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Apr 6 |
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Retrieve speed and number of Lanes in Google Maps API, OSM data or any other stream? from the OSM website (openstreetmap.org) you can always export the area of interest in XML and take out the info on the type of road and speed limit. but i am not sure this is how you want to do this. |
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Apr 5 |
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Is there a way to improve the render quality of ESRI basemaps when exporting a map to PDF or JPG? try the PNG format. If the problem continues, export your map by layers and overlay them in GIMP. |
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Apr 5 |
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Why Stacking rasters return all values as NAs? why are you doing 2 times stack ? |
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Apr 5 |
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Searching Pixel Location (idrisi) on Another GIS you need a raster or you need to access that kind of information?? |
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Apr 5 |
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Problem to clip a raster with a shapefile what is your raster resolution? what are the dimensions of your vector layer? |
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Feb 26 |
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how can i plot news stories to show how many stories include each country on a map of the world well you need to have georef data, at least your spread cheet needs to have the country identification. you wil need to join this spreadsheet to a world country shape file by country id. you should eb able to do this in QGIS |
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Feb 6 |
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Machine Learning Algorithms for Land Classification (+1) This is great! thanks for sharing |
