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Buffer Analysis
Create buffer zones around features at specified distances.
Overview
Buffer analysis creates zones around features at specified distances, useful for proximity analysis and impact assessment.
Inputs
- Dataset: Any vector dataset
- Distance: Buffer distance in dataset units
- End Cap Style: Round or flat
- Dissolve: Merge overlapping buffers
Outputs
New polygon dataset containing:
- Buffer zones around input features
- Original feature attributes
- Buffer distance information
Example
{
"dataset_id": 123,
"distance": 1000,
"dissolve": false
}
Use Cases
- Service area analysis
- Impact zone identification
- Proximity analysis
- Safety zone mapping
Notes
- Distance units match dataset SRID
- Dissolving reduces output complexity
- Multiple distances can be applied
- Buffers around lines create polygons
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