QGIS/python/plugins/sextante/saga/help/WatershedSegmentation.html

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<h1 class='module'>Watershed Segmentation</h1>
<div class='author'>O.Conrad (c) 2002</div>
<div class='description'>Watershed segmentation.</div>
<h2>Parameters</h2>
<dl class='parameters'>
<dt>Grid system <div class='type'>Grid system</div></dt><dd>Grid system <div class='constraints'></div></dd>
<dt>Grid <div class='type'>Input Grid</div></dt><dd> <div class='constraints'></div></dd>
<dt>Segments <div class='type'>Output Grid</div></dt><dd> <div class='constraints'></div></dd>
<dt>Seed Points <div class='type'>Output Shapes</div></dt><dd> <div class='constraints'></div></dd>
<dt>Borders <div class='type'>Output Data Object</div></dt><dd> <div class='constraints'></div></dd>
<dt>Output <div class='type'>Choice</div></dt><dd>The values of the resultant grid can be either the seed value (e.g. the local maximum) or the enumerated segment id. <div class='constraints'>Available choices: Seed Value, Segment ID</div></dd>
<dt>Method <div class='type'>Choice</div></dt><dd>Choose if you want to segmentate either on minima or on maxima. <div class='constraints'>Available choices: Minima, Maxima</div></dd>
<dt>Join Segments based on Threshold Value <div class='type'>Choice</div></dt><dd>Join segments based on threshold value. <div class='constraints'>Available choices: do not join, seed to saddle difference, seeds difference</div></dd>
<dt>Threshold <div class='type'>Floating point</div></dt><dd>Specify a threshold value as minimum difference between neighboured segments. <div class='constraints'></div></dd>
<dt>Allow Edge Pixels to be Seeds <div class='type'>Boolean</div></dt><dd> <div class='constraints'></div></dd>
<dt>Borders <div class='type'>Boolean</div></dt><dd>Create borders between segments as new grid. <div class='constraints'></div></dd>
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