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What is eliminate in GIS?
Summary. Eliminates polygons by merging them with neighboring polygons that have the largest area or the longest shared border. Eliminate is often used to remove small sliver polygons that are the result of overlay operations, such as those performed by Intersect and Union tools.
What does the erase tool do in ArcMap?
The Erase tool in ArcMap helps users remove portions of a feature when editing to ensure data is accurately represented on the map. However, the tool is only available for users with the ArcGIS for Desktop Advanced license.
When to use the eliminate option in ArcGIS?
Eliminate is often used to remove sliver polygons created during polygon overlay or buffering. With the LINE option, Eliminate merges selected arcs separated by pseudo nodes into single arcs. Only the selected set of polygons or lines will be eliminated.
How do you eliminate polygons in ArcGIS Pro?
Eliminates polygons by merging them with neighboring polygons that have the largest area or the longest shared border. Eliminate is often used to remove small sliver polygons that are the result of overlay operations, such as Intersect or Union. Features to be eliminated are determined by a selection applied to a polygon layer.
How is exclusion expression used in ArcGIS Pro?
The Exclusion Expression and Exclusion Layer are not mutually exclusive and can be used together to give full control over what is eliminated. The layer whose polygons will be merged into neighboring polygons. The feature class to be created. These options specify which method will be used for eliminating features.
Can a negative user ID eliminate an arc?
For the POLY option, an arc with a negative User-ID will never be eliminated, even if it’s the longest arc in a selected polygon. When this happens, the next longest arc is eliminated unless it’s along the coverage boundary when the Keep polygon boundary option is selected (KEEP_EDGE).