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Geographic Information System

A geographic information system (GIS) is a conceptualized framework that provides the ability to capture and

analyze spatial and geographic data. GIS applications (or GIS apps) are computer-based tools that allow the

user to create interactive queries (user-created searches), store and edit spatial and non-spatial data,

analyze spatial information output, and visually share the results of these operations by presenting them as

maps.

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Neo4j Spatial is a library of utilities for Neo4j that faciliates the enabling of spatial operations on data. In particular you can add spatial indexes to already located data, and perform spatial operations on the data like searching for data within specified regions or within a specified distance of a point of interest.

  • Updated Feb 28, 2026
  • Java

Delaunay and Constrained Delaunay Triangulations in Java, providing high-performance utilities for modeling surfaces with support for Lidar LAS files, Digital Elevation Models (DEM), finite element analysis, path planning, natural neighbor interpolation, and other applications of Triangulated Irregular Networks (TIN)

  • Updated Feb 28, 2026
  • Java
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