From f2ca545448ab8a6f654309f23cfce9416b2e9856 Mon Sep 17 00:00:00 2001
From: mguetlein <martin.guetlein@gmail.com>
Date: Thu, 13 Jan 2011 14:02:58 +0100
Subject: find methods for algorithm and model, split method for dataset,
 feature_type method for model and feature, perform single predicitons in
 resuce block, add to-html.rb, fix handling of rest-client-wrapper

---
 lib/feature.rb | 23 ++++++++++++++++++++++-
 1 file changed, 22 insertions(+), 1 deletion(-)

(limited to 'lib/feature.rb')

diff --git a/lib/feature.rb b/lib/feature.rb
index 9e28077..de7c757 100644
--- a/lib/feature.rb
+++ b/lib/feature.rb
@@ -1,7 +1,7 @@
 module OpenTox
   class Feature
     include OpenTox
-
+    
     def self.find(uri)
       feature = Feature.new uri
       if (CONFIG[:yaml_hosts].include?(URI.parse(uri).host))
@@ -11,5 +11,26 @@ module OpenTox
       end
       feature
     end
+    
+    # provides domain (possible target values) of classification feature 
+    # @return [Array] list with possible target values
+    def domain
+      #TODO derieve from metadata / ontology
+      return [true, false]
+    end
+    
+    # provides feature type, possible types are "regression" or "classification"
+    # @return [String] feature type, unknown if OT.isA property is unknown/ not set
+    def feature_type
+      case metadata[OT.isA]
+      when /NominalFeature/
+        "classification"
+      when /NumericFeature/
+        "regression"
+      else
+        "unknown"
+      end
+    end    
+    
   end
 end
-- 
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