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| Software environment | Remarks | Methodology | |
|---|---|---|---|
| ArcGIS | Requires 'Advanced' license | Run the ArcGIS ‘Polygon to Polyline’ tool (Toolbox > Data Management Tools > Features > Polygon To Line) with: "Input Features" = (input polygon shapefile); "Output Feature Class" = (as desired); "Identify and store polygon neighboring information (optional)" selected; and all environment settings set as default. Sample input parameters: Sample output: | |
| ET GeoWizard free version | Limited to 100 features | Run 'Polygon to Polyline' tool: Sample input parameters: Then run the 'Clean Polylines' tool: Sample input parameters: | |
| ET GeoWizards paid version | Not yet evaluated | Anticipated to be the same as the Unlimited polygon capability | Same as 'ET GeoWizards' free version process described above |
| QGIS | Not suitable. It appears that the QGIS plugin makes polylines around the whole, rather than distinct lines between nodes. If any user has more information, please contact ocha-fis-data@un.org. | ||
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