Nearest neighbors, ArcGIS GeoAnalytics Engine

GeoAnalytics Engine is an interface for Apache Spark that provides a collection of spatial SQL functions and spatial analysis tools that can be run in a distributed environment using Python code.

Calculating Average Nearest Neighbor (ANN) Analysis Using ArcGIS

zivatad

Solved: Fill Raster holes with nearest neighbour - Esri Community

Average Nearest Neighbor (Spatial Statistics)—ArcMap

ArcGIS GeoAnalytics Engine in Databricks

Powering Geoanalytics with Databricks and Spark Integration - GEO Jobe

Spatial analysis in Azure Synapse Analytics with ArcGIS

Powering Geoanalytics with Databricks and Spark Integration - GEO Jobe

Manifold GIS

Tutorial 8-1: Using average nearest neighbor