# HG changeset patch
# User James Bergstra <bergstrj@iro.umontreal.ca>
# Date 1224782802 14400
# Node ID 69c800af13709e08bb525883e27aa591721854ad
# Parent  45b3eb429c151860221c17d45bf9e226a08ac01d
changed weight initialization for logistic regression

diff -r 45b3eb429c15 -r 69c800af1370 algorithms/logistic_regression.py
--- a/algorithms/logistic_regression.py	Thu Oct 23 13:26:11 2008 -0400
+++ b/algorithms/logistic_regression.py	Thu Oct 23 13:26:42 2008 -0400
@@ -10,11 +10,11 @@
 
 class Module_Nclass(module.FancyModule):
     class __instance_type__(module.FancyModuleInstance):
-        def initialize(self, n_in, n_out, rng=N.random):
+        def initialize(self, n_in, n_out):
             #self.component is the LogisticRegressionTemplate instance that built this guy.
 
-            self.w = rng.randn(n_in, n_out)
-            self.b = rng.randn(n_out)
+            self.w = N.zeros((n_in, n_out))
+            self.b = N.zeros(n_out)
             self.lr = 0.01
             self.__hide__ = ['params']