Regression model
Getis-Ord Gi* Hot Spot Analysis
Getis-Ord Gi* is a local spatial statistic, introduced by Getis and Ord in 1992 and refined in 1995, that compares the value at each location and its neighbours against the global mean to identify statistically significant clusters of high values (hot spots) and low values (cold spots).
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Sources
- Getis, A. & Ord, J.K. (1992). The Analysis of Spatial Association by Use of Distance Statistics. Geographical Analysis, 24(3), 189–206. DOI: 10.1111/j.1538-4632.1992.tb00261.x ↗
- Ord, J.K. & Getis, A. (1995). Local Spatial Autocorrelation Statistics. Geographical Analysis, 27(4), 286–306. DOI: 10.1111/j.1538-4632.1995.tb00912.x ↗