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<root>
<key>Segmentation-meanshift</key>
<exec>otbcli_Segmentation</exec>
<longname>Segmentation (meanshift)</longname>
<group>Segmentation</group>
<description>Performs segmentation of an image, and output either a raster or a vector file. In vector mode, large input datasets are supported.</description>
<parameter>
<parameter_type source_parameter_type="ParameterType_InputImage">ParameterRaster</parameter_type>
<key>in</key>
<name>Input Image</name>
<description>The input image to segment</description>
<optional>False</optional>
</parameter>
<parameter>
<parameter_type source_parameter_type="ParameterType_Choice">ParameterSelection</parameter_type>
<key>filter</key>
<name>Segmentation algorithm</name>
<description>Choice of segmentation algorithm (mean-shift by default)</description>
<options>
<choices>
<choice>meanshift</choice>
</choices>
</options>
<default>0</default>
<optional>False</optional>
</parameter>
<parameter>
<parameter_type source_parameter_type="ParameterType_Int">ParameterNumber</parameter_type>
<key>filter.meanshift.spatialr</key>
<name>Spatial radius</name>
<description>Spatial radius of the neighborhood.</description>
<minValue />
<maxValue />
<default>5</default>
<optional>False</optional>
</parameter>
<parameter>
<parameter_type source_parameter_type="ParameterType_Float">ParameterNumber</parameter_type>
<key>filter.meanshift.ranger</key>
<name>Range radius</name>
<description>Range radius defining the radius (expressed in radiometry unit) in the multispectral space.</description>
<minValue />
<maxValue />
<default>15</default>
<optional>False</optional>
</parameter>
<parameter>
<parameter_type source_parameter_type="ParameterType_Float">ParameterNumber</parameter_type>
<key>filter.meanshift.thres</key>
<name>Mode convergence threshold</name>
<description>Algorithm iterative scheme will stop if mean-shift vector is below this threshold or if iteration number reached maximum number of iterations.</description>
<minValue />
<maxValue />
<default>0.1</default>
<optional>False</optional>
</parameter>
<parameter>
<parameter_type source_parameter_type="ParameterType_Int">ParameterNumber</parameter_type>
<key>filter.meanshift.maxiter</key>
<name>Maximum number of iterations</name>
<description>Algorithm iterative scheme will stop if convergence hasn't been reached after the maximum number of iterations.</description>
<minValue />
<maxValue />
<default>100</default>
<optional>False</optional>
</parameter>
<parameter>
<parameter_type source_parameter_type="ParameterType_Int">ParameterNumber</parameter_type>
<key>filter.meanshift.minsize</key>
<name>Minimum region size</name>
<description>Minimum size of a region (in pixel unit) in segmentation. Smaller clusters will be merged to the neighboring cluster with the closest radiometry. If set to 0 no pruning is done.</description>
<minValue />
<maxValue />
<default>100</default>
<optional>False</optional>
</parameter>
<parameter>
<parameter_type source_parameter_type="ParameterType_Choice">ParameterSelection</parameter_type>
<key>mode</key>
<name>Processing mode</name>
<description>Choice of processing mode, either raster or large-scale.</description>
<options>
<choices>
<choice>vector</choice>
</choices>
</options>
<default>0</default>
<optional>False</optional>
</parameter>
<parameter>
<parameter_type source_parameter_type="ParameterType_OutputVectorData">OutputVector</parameter_type>
<key>mode.vector.out</key>
<name>Output vector file</name>
<description>The output vector file or database (name can be anything understood by OGR)</description>
</parameter>
<parameter>
<parameter_type source_parameter_type="ParameterType_Choice">ParameterSelection</parameter_type>
<key>mode.vector.outmode</key>
<name>Writing mode for the output vector file</name>
<description>This allows one to set the writing behaviour for the output vector file. Please note that the actual behaviour depends on the file format.</description>
<options>
<choices>
<choice>ulco</choice>
<choice>ovw</choice>
<choice>ulovw</choice>
<choice>ulu</choice>
</choices>
</options>
<default>0</default>
<optional>False</optional>
</parameter>
<parameter>
<parameter_type source_parameter_type="ParameterType_InputImage">ParameterRaster</parameter_type>
<key>mode.vector.inmask</key>
<name>Mask Image</name>
<description>Only pixels whose mask value is strictly positive will be segmented.</description>
<optional>True</optional>
</parameter>
<parameter>
<parameter_type source_parameter_type="ParameterType_Empty">ParameterBoolean</parameter_type>
<key>mode.vector.neighbor</key>
<name>8-neighbor connectivity</name>
<description>Activate 8-Neighborhood connectivity (default is 4).</description>
<default>True</default>
<optional>True</optional>
</parameter>
<parameter>
<parameter_type source_parameter_type="ParameterType_Empty">ParameterBoolean</parameter_type>
<key>mode.vector.stitch</key>
<name>Stitch polygons</name>
<description>Scan polygons on each side of tiles and stitch polygons which connect by more than one pixel.</description>
<default>True</default>
<optional>True</optional>
</parameter>
<parameter>
<parameter_type source_parameter_type="ParameterType_Int">ParameterNumber</parameter_type>
<key>mode.vector.minsize</key>
<name>Minimum object size</name>
<description>Objects whose size is below the minimum object size (area in pixels) will be ignored during vectorization.</description>
<minValue />
<maxValue />
<default>1</default>
<optional>True</optional>
</parameter>
<parameter>
<parameter_type source_parameter_type="ParameterType_Float">ParameterNumber</parameter_type>
<key>mode.vector.simplify</key>
<name>Simplify polygons</name>
<description>Simplify polygons according to a given tolerance (in pixel). This option allows reducing the size of the output file or database.</description>
<minValue />
<maxValue />
<default>0.1</default>
<optional>True</optional>
</parameter>
<parameter>
<parameter_type source_parameter_type="ParameterType_String">ParameterString</parameter_type>
<key>mode.vector.layername</key>
<name>Layer name</name>
<description>Name of the layer in the vector file or database (default is Layer).</description>
<default>layer</default>
<multiline />
<optional>False</optional>
</parameter>
<parameter>
<parameter_type source_parameter_type="ParameterType_String">ParameterString</parameter_type>
<key>mode.vector.fieldname</key>
<name>Geometry index field name</name>
<description>Name of the field holding the geometry index in the output vector file or database.</description>
<default>DN</default>
<multiline />
<optional>False</optional>
</parameter>
<parameter>
<parameter_type source_parameter_type="ParameterType_Int">ParameterNumber</parameter_type>
<key>mode.vector.tilesize</key>
<name>Tiles size</name>
<description>User defined tiles size for tile-based segmentation. Optimal tile size is selected according to available RAM if null.</description>
<minValue />
<maxValue />
<default>1024</default>
<optional>False</optional>
</parameter>
<parameter>
<parameter_type source_parameter_type="ParameterType_Int">ParameterNumber</parameter_type>
<key>mode.vector.startlabel</key>
<name>Starting geometry index</name>
<description>Starting value of the geometry index field</description>
<minValue />
<maxValue />
<default>1</default>
<optional>False</optional>
</parameter>
<parameter>
<parameter_type source_parameter_type="ParameterType_StringList">ParameterString</parameter_type>
<key>mode.vector.ogroptions</key>
<name>OGR options for layer creation</name>
<description>A list of layer creation options in the form KEY=VALUE that will be passed directly to OGR without any validity checking. Options may depend on the file format, and can be found in OGR documentation.</description>
<default />
<multiline />
<optional>True</optional>
</parameter>
</root>
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