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Questions tagged [cartesian]

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How to use Leaflet with Proj4.js when GeoServer is serving tiles in EPSG:404000?

I have a GeoTIFF served via a GeoServer WMS service and referenced in the EPSG:404000 CRS (Wildcard 2D cartesian plane in metric unit). I would like to display the tiles in my Leaflet client and keep ...
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Non-Earth System in QGIS?

What I need is a function for Non Earth Coordinates in QGIS (both projects and layers). They should be mappable to any projected coordinate system (like SWEREF99TM). Why: In the Mining industry we ...
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Which architecture to adopt when working with tile layers and Cartesian coordinates?

I'm currently working on a webmapping application dedicated to warehouse management. Where data is based on indoor geolocation and Cartesian coordinates system. More precisely, the map background is ...
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79 views

Treating latitude/longitude as a pair of polar coordinates

I have latitude longitude coordinates covering the whole globe that I wish to perform arithmetic operations (mean, interpolation) on without concern for ambiguous points and wrap around and without ...
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QGIS Identify feature Cartesian area in degrees

In QGIS 3, the identify feature tool automatically calculates area. However, there are two areas: Cartesian and ellipsoid. The first is being calculated in degrees (not wanted) and the second in ...
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Projecting latitude/longitude coordinates to Cartesian?

Let's say I have a square whose vertices are defined by coordinates in latitude/longitude format. I want to represent this square (and which ever shapes it contains, also defined as latitude/longitude)...
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Increase spatial query performance (st_difference)

I have two link tables one is 9029 rows (and let's say this table is A) and the other is 11698 rows (and this table is B) the both tables are road link and A is for tunnel link and B is road link ...