Contents
What kind of connectivity rule does SDNA use?
To answer that question, we need to specify a connectivity rule for the data. sDNA processes spatial networks encoded using a coincident endpoint connectivity rule. This is a common standard used in many data sets e.g. Ordnance Survey products as well as other software such as ArcGIS Network Analyst.
How to install a plugin for SDNA open?
Navigate to the place you have installed sDNA (usually c:\\Program Files (x86)\\sDNA) and select the toolbox sdna.pyt. The tools can then be used from the catalog. From inside QGIS, choose Plugins → Manage and install plugins…. At present, QGIS support is considered experimental, so go to Settings and click Also show experimental plugins.
Which is the extended version of SDNA 6.3?
6.3. sDNA+¶ sDNA+ is the extended version of sDNA, containing enhanced features. The download is the same as for standard sDNA. To unlock the sDNA+ features, you need to purchase of an enhanced serial number via our sDNA+ page.
How to install and use SDNA in ArcGIS?
How you use sDNA depends on your host application. ArcGIS¶ From inside ArcGIS, go to ArcToolbox. Right click the root of the ArcToolbox tree and choose AddToolbox… Navigate to the place you have installed sDNA (usually c:\\ProgramFiles(x86)\\sDNA) and select the toolbox sdna.pyt.
Do you need advanced config for SDNA +?
All documentation is in sDNA Advanced Config pdf (installed to your start menu). sDNA (yes – plain sDNA as well as sDNA+) now supports fully 3D networks in ArcGIS and shapefiles (not Autocad). Just provide your network in 3d polylines. Advanced config has a new keyword “ztol” for setting user z tolerance (sDNA+ only).
Why did I update my SDNA to open source?
Minor update due to Cardiff University moving our license server. Fixed bugs in GEH output, and origin handling when using intermediate link filter. Lots of features moved from sDNA+ to sDNA, following release of the open source sDNA Open! Banded radii – useful for multivariate analysis with a little less collinearity
What happens if you install SDNA as an administrator?
Some systems will fail installation with “the system cannot open the device or file specified” unless you install as administrator. Certain systems are known to report .net errors when running sDNA License Manager; these can safely be ignored (click ‘continue’).