Geographic Information Systems Questions, Problems & Solutions : TransWikia.com ~ Page 559

Slope shows strange grid texture

Being aware that there were already similar questions concerning the output of hillshade/slope layer with an unwanted grid texture, but still I m confused, so I hope someone can explain...

Asked on 08/09/2020 by Boing

0 answer

Erase Overlapping QGIS Polygon using Geopandas within Jupyter

I have a Polygon of transects that contain overlapping features where they converge. I need to erase where they overlap, but still keep one of the polygons there (preferably the...

Asked on 08/09/2020 by Barnard87

1 answer

Extracting NDVI for Landcover Classes in Google Earth Engine

I am working on a project where I have created a supervised classification of an image which contains four land cover classes. I have reduced the classification to a frequency...

Asked on 08/08/2020 by Ian Dershem

1 answer

Raster Cell Size differences between ArcMap and R

I'm having issues when projecting habitat suitability rasters (WGS84) to a projected coordinate system (Africa Albers Equal Area Conic). The reason I reproject the rasters is so that I can...

Asked on 08/08/2020 by Jo_banker

1 answer

Html2canvas cannot render map in OpenLayers 3

I'm using OL3 and the last version of Html2Canvas (1.0.0-rc.5). When I try to make a PNG screenshot of the div that embed the map it seems that the map...

Asked on 08/08/2020 by Koba

1 answer

Mousehover placemark in Leaflet

I am trying to make my GeoJSON placemark hovered in Leaflet. Basically the pop up exist and I don't want to change it.What I would achieve is only change...

Asked on 08/08/2020

1 answer

Uploading a shapefile to GEE

Hi I have tried to upload a shapefile to GEE using only the extensions .shx .shp .sbn .dbf and .cpg and I keep getting the following error = Error: Unable...

Asked on 08/08/2020 by Caley Higgs

1 answer

Using st_distance with apply functions and iterators

I'm working with a dataset of islands in which I need to calculate the distance between each island and the nearest landmass with an area greater than that island. I...

Asked on 08/08/2020 by Danple

1 answer

Assigning attribute by location for multiple layers

I am trying to assign values by location of one of my polygon layer. It is overlayed by multiple polygon layers and I want to assign the value of the...

Asked on 08/07/2020

0 answer

Clipping a raster with a buffer of road network in QGIS

I use QGIS 3.12 and trying to clip a raster by the buffer of a road network. Both the raster and the road network dataset are in the same reference...

Asked on 08/07/2020 by user1919

0 answer

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