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	You are here: Start » Filter Reference » Region » Region Morphology » ExpandRegions
| Module: | FoundationBasic | 
|---|
Splits pixels of the input regions and their complement among these regions.
Applications
Use this filter to make sure that every pixel belongs to a region.
| Name | Type | Description | |
|---|---|---|---|
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				inRegions | RegionArray | |
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				inMetric | Metric* | Metric used for deciding which region receives a pixel; if set to NIL, Taxi metric is used after demarcating with NIL metric | 
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				outRegions | RegionArray | 
Examples
			 
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ExpandRegions performed with inMetric = Taxi.
Errors
This filter can throw an exception to report error. Read how to deal with errors in Error Handling.
List of possible exceptions:
| Error type | Description | 
|---|---|
| DomainError | Dimensions of two or more regions differ in ExpandRegions. | 
| DomainError | Input and output arrays are not distinct in ExpandRegions. | 
Complexity Level
This filter is available on Advanced Complexity Level.

 Advanced
