# HG changeset patch
# User James Bergstra <bergstrj@iro.umontreal.ca>
# Date 1282593871 14400
# Node ID ab4bc97ca060c3fbabfa6315a76467ff122e992a
# Parent  9cac1ecaeef7af6c121d784d87ce622e2efa3adb
mcRBM - particles initialized w randn instead of rand()

diff -r 9cac1ecaeef7 -r ab4bc97ca060 pylearn/algorithms/mcRBM.py
--- a/pylearn/algorithms/mcRBM.py	Mon Aug 23 16:04:10 2010 -0400
+++ b/pylearn/algorithms/mcRBM.py	Mon Aug 23 16:04:31 2010 -0400
@@ -287,7 +287,7 @@
     def hmc_sampler(self, n_particles=100, seed=7823748):
         return HMC_sampler(
             positions = [as_shared(
-                np.random.RandomState(seed^20893).rand(
+                np.random.RandomState(seed^20893).randn(
                     n_particles,
                     self.n_visible ))],
             energy_fn = lambda p : self.free_energy_given_v(p[0]),