SAGA.shapes_lines.4: Line Simplification

Line simplification implementing the Ramer-Douglas-Peucker algorithm.<br/><br/>Refererences:<br/>- Ramer, U. (1972): An iterative procedure for the polygonal approximation of plane curves. Computer Graphics and Image Processing, 1(3), 244-256<br/>- Douglas, D., Peucker, T. (1973): Algorithms for the reduction of the number of points required to represent a digitized line or its caricature. The Canadian Cartographer 10(2), 112-122<br/><br/>- Polyline Reduction source code at <a target="_blank" href="http://mappinghacks.com/code/PolyLineReduction/">mappinghacks.com</a><br/>

Inputs

Line or polygon shapefile to simplify.

format
href
Please set a value for LINES.

Maximum deviation allowed between original and simplified curve [map units].

number

Outputs

If not set points will be removed from the input data set.

format
transmission

Execution options

successUri
inProgressUri
failedUri

format

mode

Execute End Point

View the execution endpoint of a process.

View the alternative version in HTML.

{"id": "SAGA.shapes_lines.4", "title": "Line Simplification", "description": "Line simplification implementing the Ramer-Douglas-Peucker algorithm.<br/><br/>Refererences:<br/>- Ramer, U. (1972): An iterative procedure for the polygonal approximation of plane curves. Computer Graphics and Image Processing, 1(3), 244-256<br/>- Douglas, D., Peucker, T. (1973): Algorithms for the reduction of the number of points required to represent a digitized line or its caricature. The Canadian Cartographer 10(2), 112-122<br/><br/>- Polyline Reduction source code at <a target=\"_blank\" href=\"http://mappinghacks.com/code/PolyLineReduction/\">mappinghacks.com</a><br/>", "version": "1.0.0", "jobControlOptions": ["sync-execute", "async-execute", "dismiss"], "outputTransmission": ["value", "reference"], "links": [{"rel": "http://www.opengis.net/def/rel/ogc/1.0/execute", "type": "application/json", "title": "Execute End Point", "href": "http://demo.mapmint.com/ogc-api/processes/SAGA.shapes_lines.4/execution"}, {"rel": "alternate", "type": "text/html", "title": "Execute End Point", "href": "http://demo.mapmint.com/ogc-api/processes/SAGA.shapes_lines.4/execution.html"}], "inputs": {"LINES": {"title": "Lines", "description": "Line or polygon shapefile to simplify.", "extended-schema": {"oneOf": [{"allOf": [{"$ref": "http://zoo-project.org/dl/link.json"}, {"type": "object", "properties": {"type": {"enum": ["text/xml", "application/vnd.google-earth.kml+xml", "application/json"]}}}]}, {"type": "object", "required": ["value"], "properties": {"value": {"oneOf": [{"type": "string", "contentEncoding": "utf-8", "contentMediaType": "text/xml"}, {"type": "string", "contentEncoding": "base64", "contentMediaType": "application/vnd.google-earth.kml+xml"}, {"type": "object"}]}}}]}, "schema": {"oneOf": [{"type": "string", "contentEncoding": "utf-8", "contentMediaType": "text/xml"}, {"type": "string", "contentEncoding": "base64", "contentMediaType": "application/vnd.google-earth.kml+xml"}, {"type": "object"}]}, "id": "LINES"}, "TOLERANCE": {"title": "Tolerance", "description": "Maximum deviation allowed between original and simplified curve [map units].", "schema": {"type": "number", "default": 1, "format": "double", "nullable": true}, "id": "TOLERANCE"}}, "outputs": {"OUTPUT": {"title": "Simplified Lines", "description": "If not set points will be removed from the input data set.", "extended-schema": {"oneOf": [{"allOf": [{"$ref": "http://zoo-project.org/dl/link.json"}, {"type": "object", "properties": {"type": {"enum": ["text/xml", "application/vnd.google-earth.kml+xml", "application/json"]}}}]}, {"type": "object", "required": ["value"], "properties": {"value": {"oneOf": [{"type": "string", "contentEncoding": "utf-8", "contentMediaType": "text/xml"}, {"type": "string", "contentEncoding": "base64", "contentMediaType": "application/vnd.google-earth.kml+xml"}, {"type": "object"}]}}}]}, "schema": {"oneOf": [{"type": "string", "contentEncoding": "utf-8", "contentMediaType": "text/xml"}, {"type": "string", "contentEncoding": "base64", "contentMediaType": "application/vnd.google-earth.kml+xml"}, {"type": "object"}]}, "id": "OUTPUT"}}}

http://demo.mapmint.com/ogc-apihttp://localhost/ogc-api/processes/SAGA.shapes_lines.4.html
Last modified: Sat Feb 19 15:43:34 CET 2022