lib/brainz/brainz.rb in brainz-0.1.1 vs lib/brainz/brainz.rb in brainz-0.1.2

@@ -20,10 +20,10 @@
     def learning_options(options)
       options.each { |option, value| send("#{option}=", value) if respond_to? ("#{option}=")}
     end
 
     def num_hidden
-      @num_hidden || (num_input + num_output) * 2 / 3
+      @num_hidden || [(num_input + num_output) * 2 / 3]
     end
 
     def learning_cycle
       old_error = 100.0
       @last_iterations = 0
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