============
Segmentation
============

Creates segments of equal attributes
indicated by the segment_id. The module requires a directed graph. (See :doc:`DM_DirectGraph </DynaMind-GDALModules/dm_direct_graph>`.)

Parameter
---------

+-----------------------+------------------------+------------------------------------------------------------------------+
|        Name           |          Type          |       Description                                                      |
+=======================+========================+========================================================================+
|view_name              | STRING                 | lead view name                                                         |
+-----------------------+------------------------+------------------------------------------------------------------------+
|segmentation_parameter | STRING                 | search parameter used for the segmentation                             |
+-----------------------+------------------------+------------------------------------------------------------------------+


Data-stream
-----------

+--------------------+---------------------------+------------------+-------+------------------------------------------+
|        View        |          Attribute        |       Type       |Access |    Description                           |
+====================+===========================+==================+=======+==========================================+
| view_name          |                           | EDGE             | read  |                                          |
+--------------------+---------------------------+------------------+-------+------------------------------------------+
|                    | start_id                  | INT              | read  | downstream node                          |
+--------------------+---------------------------+------------------+-------+------------------------------------------+
|                    | end_id                    | INT              | read  | upstream node                            |
+--------------------+---------------------------+------------------+-------+------------------------------------------+
|                    | segmentation_parameter    | INT              | read  | parameter for segmentation               |
+--------------------+---------------------------+------------------+-------+------------------------------------------+
|                    | segment_id                | INT              | write | segment id                               |
+--------------------+---------------------------+------------------+-------+------------------------------------------+

Module Name
-----------

:index:`Segmentation <GDALModules; Segmentation | Create segments of equal attributes>`