From a12f491fc42b058168fb43b32e8769694e821658 Mon Sep 17 00:00:00 2001
From: mr <mr@mrautenberg.de>
Date: Wed, 6 Apr 2011 09:59:04 +0200
Subject: A&A fixes, code cleaning

---
 lib/algorithm.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'lib/algorithm.rb')

diff --git a/lib/algorithm.rb b/lib/algorithm.rb
index c8cb116..167c964 100644
--- a/lib/algorithm.rb
+++ b/lib/algorithm.rb
@@ -246,7 +246,7 @@ module OpenTox
     # Gauss kernel
     # @return [Float] 
     def self.gauss(x, sigma = 0.3) 
-      d = 1.0 - x
+      d = 1.0 - x.to_f
       Math.exp(-(d*d)/(2*sigma*sigma))
     end
     
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