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Tag Archive for qgis

Export raster data to specific epsg code gives out black image

new project define coordinate system (in my case epsg 25832 (UTM 32) import raster data (in my case .jp2 image) right click -> export the layer which has the image Format GeoTIFF and now the problem: if I choose the coordinate system epsg: 5682 my image will be blacked out if I choose another coordinate […]

Origin -destination matrix in QGIS

I’m trying to calculate time taken to nearest hospital, from population centroids with OD Matrix in QGIS. I actually want to calculate walk-time, so I set the default speed to 5km/h. The total cost I’m getting is very high, is their something wrong with my parameters or is OD only for drive-time and drive-speed, so a higher speed value? Also what is the difference between entry cost, exit cost and network cost and total cost?