From c9709cf4dac56146246b9f703537df86b6c7a4cf Mon Sep 17 00:00:00 2001
From: Nicolo Fusi <nicolo.fusi@gmail.com>
Date: Mon, 25 Mar 2013 18:02:42 +0000
Subject: [PATCH] fixed small bug in SGD

---
 GPy/inference/SGD.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/GPy/inference/SGD.py b/GPy/inference/SGD.py
index dd402d5e..4c7f6be2 100644
--- a/GPy/inference/SGD.py
+++ b/GPy/inference/SGD.py
@@ -247,7 +247,7 @@ class opt_SGD(Optimizer):
 
 
                 if self.messages == 2:
-                    noise = np.exp(self.x_opt)[-1]
+                    noise = self.model.likelihood._variance
                     status = "evaluating {feature: 5d}/{tot: 5d} \t f: {f: 2.3f} \t non-missing: {nm: 4d}\t noise: {noise: 2.4f}\r".format(feature = count, tot = len(features), f = f, nm = Nj, noise = noise)
                     sys.stdout.write(status)
                     sys.stdout.flush()