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interimage:examples:rule_based_classification [2010/06/17 17:32] tkortinginterimage:examples:rule_based_classification [2010/09/14 14:42] (atual) tkorting
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 This example shows how to perform a single classification of pools and roofs through rule-based classification.  This example shows how to perform a single classification of pools and roofs through rule-based classification. 
  
-This project is called "rule_based_classification" and uses the Tow Down operators //TerraAIDA_Baatz_Segmenter// and //Dummy Top Down//, and the Bottom Up operator //Generic Bottom Up//. +This project is called "Rule_based_classification" and uses the Top Down operators //TA_Baatz_Segmenter// and //Dummy Top Down//, and the Bottom Up operator //Generic Bottom Up//. 
  
-The InterIMAGE interpretation project can be downloaded here: {{wiki:thales:pools_and_roofs.zip|?????}}+===== Download =====
  
-Start InterIMAGE, click on //File//, //New Project//, and type the fields according the following:+{{:interimage:examples:ta_interimage_examples_rule_based_classification.zip}} 
 + 
 +===== Step-by-step ===== 
 + 
 +Start InterIMAGE, click on //File//, //New Project//, and type the fields according to the following:
  
 {{:interimage:examples:new_project_rule_based_classification.png?400}} {{:interimage:examples:new_project_rule_based_classification.png?400}}
  
-Now insert three nodes, namely //pools//, //roofs// and //background//. All these three nodes will have the Top Down operator //TerraAIDA_Baatz_Segmenter//, as showed below. +Now insert three nodes, namely //pools//, //roofs// and //background//. All these three nodes will have the Top Down operator //TA_Baatz_Segmenter//, as shown below. 
  
 {{:interimage:examples:nodes_rule_based_classification.png?600}} {{:interimage:examples:nodes_rule_based_classification.png?600}}
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 {{:interimage:examples:rule_based_classification_bottomups.png?400}} {{:interimage:examples:rule_based_classification_bottomups.png?400}}
  
-To classify, we can use the attribute //ratio// for band 1, as the following:+To classify, one can use the attribute //ratio// for band 1, as follows:
  
   * //pools//   * //pools//
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     * ratio(band 1) >= 0.3 AND ratio(band 1) < = 0.4     * ratio(band 1) >= 0.3 AND ratio(band 1) < = 0.4
  
-Then we insert these rules in the three nodes, by clicking in //TopDown Decision Rule//. Note: Select the option **No Merge**, as the //Lower-level Rule// for all Top Down nodes.+Then one inserts these rules in the three nodes, by clicking in //TopDown Decision Rule//. Note: Select the option **No Merge**, as the //Lower-level Rule// for all Top Down nodes.
  
 {{:interimage:examples:rule_based_classification_background_rules.png?400}} {{:interimage:examples:rule_based_classification_background_rules.png?400}}
  
-After inserting the rules and starting the project, the resultant classification will show as the following:+After inserting the rules and starting the project, the resulting classification will look as follows:
  
 {{:interimage:examples:result_rule_based_classification.png?600}} {{:interimage:examples:result_rule_based_classification.png?600}}
interimage/examples/rule_based_classification.1276795945.txt.gz · Última modificação: 2010/06/17 17:32 por tkorting