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Voronoi Polygons for Spotfire® 1.1.0


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Summary

This Data Function generates Voronoi polygons forming a tessellation that covers study region. Polygons can be used as a feature layer on a map chart.

Overview

From input point locations, create Voronoi polygons for Spotfire map visualization. Can produce one Voronoi polygon per input point, or polygons that summarize multiple points. Resulting polygons form a tessellation that covers a study region.

Outline is determined either by convex hull or by optional separate boundary. Coordinates can be specified either as Cartesian (x, y) or Geographic (Longitude, Latitude). Result is an object that can be dragged directly from Spotfire data panel onto a map visualization.

More details about this data function can be found in the community article.

 

Installing the data function

Follow the online guide available here to register a data function in Spotfire.

 

Configuring the data function

Each data function may require inputs from the Spotfire analysis and will return outputs to the Spotfire analysis. For each data function, these need to be configured once the data function is registered. To learn about how to configure data functions in Spotfire please view this video:

For more information on Spotfire visit the Spotfire training page.

 

Data function library

There exists a large number of data functions covering various features. Feel free to review what is available on the Data Function Library.

Release 1.1.0

Published: November 2023

Changes to the previous release: 

  • Added extra documentation to the script

Release includes instructions for usage of the data function, dxp examples and license file

 

Release v1.0

Published: March 2019

Initial release. Instructions for usage of data function and dxp examples are included in downloadable file.


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