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A Priori Probability Types in Spatial Analyst.
| Constant | Value | Description |
|---|---|---|
| esriGeoAnalysisAPrioriEqual | 1 | All classes have same apriori probability. |
| esriGeoAnalysisAPrioriSample | 2 | APriori probabilities are proportional to number of cells in each class relative to the total number of cells sampled in all classes in the signature file. |
| esriGeoAnalysisAPrioriFile | 3 | APriori probabilities will be assigned to each class from an ascii file. |