SAGA.imagery_vigra.4: Watershed Segmentation (ViGrA)

Note that the watershed algorithm usually results in an oversegmentation (i.e., too many regions), but its boundary localization is quite good.<br/>Based on the code example "watershed.cxx" by Ullrich Koethe.

Inputs

Input

format
href
Please set a value for INPUT.

Width of gradient filter

number

RGB coded data

boolean

Edges

boolean

Outputs

Segmentation

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.imagery_vigra.4", "title": "Watershed Segmentation (ViGrA)", "description": "Note that the watershed algorithm usually results in an oversegmentation (i.e., too many regions), but its boundary localization is quite good.<br/>Based on the code example \"watershed.cxx\" by Ullrich Koethe.", "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.imagery_vigra.4/execution"}, {"rel": "alternate", "type": "text/html", "title": "Execute End Point", "href": "http://demo.mapmint.com/ogc-api/processes/SAGA.imagery_vigra.4/execution.html"}], "inputs": {"INPUT": {"title": "Input", "description": "Input", "extended-schema": {"oneOf": [{"allOf": [{"$ref": "http://zoo-project.org/dl/link.json"}, {"type": "object", "properties": {"type": {"enum": ["image/tiff", "application/x-ogc-envi", "application/x-ogc-aaigrid", "image/png"]}}}]}, {"type": "object", "required": ["value"], "properties": {"value": {"oneOf": [{"type": "string", "contentEncoding": "base64", "contentMediaType": "image/tiff"}, {"type": "string", "contentEncoding": "base64", "contentMediaType": "application/x-ogc-envi"}, {"type": "string", "contentEncoding": "base64", "contentMediaType": "application/x-ogc-aaigrid"}, {"type": "string", "contentEncoding": "base64", "contentMediaType": "image/png"}]}}}]}, "schema": {"oneOf": [{"type": "string", "contentEncoding": "base64", "contentMediaType": "image/tiff"}, {"type": "string", "contentEncoding": "base64", "contentMediaType": "application/x-ogc-envi"}, {"type": "string", "contentEncoding": "base64", "contentMediaType": "application/x-ogc-aaigrid"}, {"type": "string", "contentEncoding": "base64", "contentMediaType": "image/png"}]}, "id": "INPUT"}, "SCALE": {"title": "Width of gradient filter", "description": "Width of gradient filter", "schema": {"type": "number", "default": 1, "format": "double", "nullable": true}, "id": "SCALE"}, "RGB": {"title": "RGB coded data", "description": "RGB coded data", "schema": {"type": "boolean", "default": false, "enum": ["true", "false"], "nullable": true}, "id": "RGB"}, "EDGES": {"title": "Edges", "description": "Edges", "schema": {"type": "boolean", "default": false, "enum": ["true", "false"], "nullable": true}, "id": "EDGES"}}, "outputs": {"OUTPUT": {"title": "Segmentation", "description": "Segmentation", "extended-schema": {"oneOf": [{"allOf": [{"$ref": "http://zoo-project.org/dl/link.json"}, {"type": "object", "properties": {"type": {"enum": ["image/tiff", "application/x-ogc-envi", "application/x-ogc-aaigrid", "image/png"]}}}]}, {"type": "object", "required": ["value"], "properties": {"value": {"oneOf": [{"type": "string", "contentEncoding": "base64", "contentMediaType": "image/tiff"}, {"type": "string", "contentEncoding": "base64", "contentMediaType": "application/x-ogc-envi"}, {"type": "string", "contentEncoding": "base64", "contentMediaType": "application/x-ogc-aaigrid"}, {"type": "string", "contentEncoding": "base64", "contentMediaType": "image/png"}]}}}]}, "schema": {"oneOf": [{"type": "string", "contentEncoding": "base64", "contentMediaType": "image/tiff"}, {"type": "string", "contentEncoding": "base64", "contentMediaType": "application/x-ogc-envi"}, {"type": "string", "contentEncoding": "base64", "contentMediaType": "application/x-ogc-aaigrid"}, {"type": "string", "contentEncoding": "base64", "contentMediaType": "image/png"}]}, "id": "OUTPUT"}}}

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