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Spatial Analytics with ArcGIS by Eric Pimpler

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Running the Hot Spot Analysis tool

The Hot Spot Analysis tool identifies statistically significant hot spots and cold spots using the Getis-Ord Gi* statistic using a set of weighted features. The weighting is based on the numeric attribute field selected from the layer being analyzed. In this exercise, the weighting will be the normalized count of residential sales for census block groups.

As I mentioned in the explanation section of this exercise, the neighborhood of each feature is compared to the study area to determine a value for each feature. The way that the neighborhood is determined is critical in deriving the output. The Hot Spot Analysis tool provides a number of ways that the neighborhood can be determined, including Fixed Distance ...

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