0
votes
0answers
34 views

Scalebar unit different from project unit (QGIS) [duplicate]

I use QGIS 2.0.1 Dufour. My shapefiles and project is in that directory on Copy: https://copy.com/s7h6ZiiRJMXe All my shapefiles is in WGS 84, so.. the units is in degree. I want that units of ...
2
votes
2answers
156 views

How do I know the vertical/horizontal units of my DEM? I'm creating a slope using gdaldem

I'm using gdaldem to create a slope map. I can apply a scale. The default is 1. The notes say: Ratio of vertical units to horizontal. If horizontal unit of source DEM is degrees (e.g WGS84 ...
4
votes
1answer
649 views

Dimensional analysis/conversion problem: Map scale to image resolution (dpi)

Given a map scale of 1:17,200 and a raster whose cell size is 6 inches, what resolution (dots per inch) should I choose when exporting the map to an image in order to maintain the raster's native ...