Spatial Hotspots

Sep-26 : In this lesson, we will study methods for spatial hotspot/cluster detection.

Resources for Cluster Detection in Chakraborty

SaTScan software, user guide, and references
SpatialEpi Repository

Resources for Other Methods of Cluster Detection

Getis Ord handout
Getis Ord spreadsheet
spdep package localG man and localG page
ArcGIS Getis Ord
GeoDa Local G caution: this page appears to give an incorrect simpler version of the statistic from 1992. The software implements the full 1995 formula.
Casey Lilley’s spatial autocorrelation in R
Michael Minn’s basic point pattern analysis in R
Michael Kearney’s intro to rtweet

References

Ord, J. K., and A. Getis. 1995. Local Spatial Autocorrelation Statistics: Distributional Issues and an Application. Geographical Analysis 27 (4):286–306. DOI:10.1111/j.1538-4632.1995.tb00912.x
Rogerson, P. A. 2006. Statistical Methods for Geography: A Student’s Guide. SAGE Publications. (this has a new addition, 2020)