1 files changed, 22 insertions, 1 deletions
diff --git a/lib/feature.rb b/lib/feature.rb
index 349f8ae..28ac0c5 100644
--- a/lib/feature.rb
+++ b/lib/feature.rb
@@ -3,7 +3,7 @@ module OpenTox
     include OpenTox
 
     def self.find(uri, subjectid=nil)
-      feature = Feature.new uri
+        feature = Feature.new uri
       if (CONFIG[:yaml_hosts].include?(URI.parse(uri).host))
         feature.add_metadata YAML.load(RestClientWrapper.get(uri,{:accept => "application/x-yaml", :subjectid => subjectid}))
       else
@@ -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