Linked Questions

1
vote
1answer
198 views

Is it possible to fix a vector layer after I badly georeferenced a map? [duplicate]

Sorry in advance if I missed another question on this topic. I searched for everything I could think of, but I didn't find anything with a solution to my problem. I am quite new to GIS tools and ...
1
vote
0answers
90 views

Spatial adjustment for vector shp files in QGIS [duplicate]

How to do spatial adjustment for vector shp files in QGIS? I have a set of 4 cadastral maps of adjacent locations. I have converted them form DWG to DXF and then to vector shapefiles. They are not ...
1
vote
0answers
79 views

Create custom projection for Shapefile, given specific target coordinates [duplicate]

I have a somewhat odd situtaion. A client has provided me with a Shapefile that has no projection information, along with an image of the map that it corresponds to. I have run some coordinates ...
14
votes
7answers
19k views

Georeferencing DXF using QGIS?

I have got myself a dxf which is built with units in the wrong scale. How do I upscale that in QGIS? Note it does open in QGIS, just in the wrong map units and location.
12
votes
5answers
11k views

Methods to Convert .SVG File to GeoJSON

Question How do I convert an SVG file to GeoJSON format? Desired Outcome: I want to make a choropleth map using something like D3.js, or any of the other libraries out there. Challenge: I have an ...
12
votes
2answers
8k views

Georeferencing vector PDF/SVG/DXF linework using QGIS?

I want to create a small web application to visualize election results on a per poll site basis for my city. The result is going to be very similar to what has been done for Berlin here. Hopefully ...
4
votes
5answers
8k views

Where to find qgsaffine in the menu?

I installed the plugin qgsaffine but cannot find the entry in the menu bar. Where do I find this. Can anyone here help me with this?
2
votes
2answers
4k views

How georeference a DXF file in QGIS 2.14?

In Illustrator I exported a PDF as DXF and inserted it in QGIS as Vector and obtained two layers as points and lines but it is misaligned and in a unknown location. I know georeference a raster file, ...
5
votes
3answers
4k views

Georeference a pdf without losing image quality

My recent project is to impelent a custom and georeferenced image to a leaflet map. I finisehd my custom map using inkscape now having a .svg and a .pdf vector data. As far as i know my next step ...
6
votes
2answers
3k views

Snapping two polygons together in GIS

I have been digitising a historical map which contains large areas called townlands, filled by smaller areas called fields. I digitised both as two separate vector layers, both polygons. When ...
3
votes
3answers
582 views

Projecting a dxf on QGIS

I need to use a waste dump .dxf on a map but unfortunately I'm not able to match the projection with the others I have. I'm working with Google hybrid using CRS: EPSG:32632 WGS84 / UTM zone 32N and ...
3
votes
1answer
4k views

Illustrator to QGIS workflow for vectors

I vectorized a map in Illustrator and would like to import it to QGIS now. I know I must use DXF for that purpose but when I convert the DXF to SHP with the QGIS plugin it is not georeferenced which ...
1
vote
1answer
3k views

Convert xy coordinates into GPS coordinates

I have quite a large dataset with only a x and y coordinate which came from a program that is no longer usable. However I have the GPS coordinates of a few xy coordinates: | place | X | Y | ...
10
votes
0answers
2k views

Inserting non-geographical .dwg files from AutoCAD to PostGIS database? [closed]

Here is the situation. I'm a last year student in IT management. I'm realizing a web app that will import 2D .dwg files (building plans) into a database and make them visible through the web browsers....
4
votes
1answer
1k views

Relocating & resizing complex shapefile with OpenSource Software

(please excuse my poor english) I do have a polygone shapefile of an archaelogical site with elevation data of 10cm steps and I dont get hands on the raster data as it was collected by the drone. My ...

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