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remove prints

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This commit is contained in:
Zhenwen Dai 2014-08-06 11:10:34 +01:00
parent 0a1e7aface
commit 23120c53e2
1 changed files with 0 additions and 4 deletions
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4
GPy/inference/optimization/hmc.py
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@ -28,14 +28,11 @@ class HMC:
H_new = self._computeH() H_new = self._computeH()
k = np.exp(H_old-H_new) k = np.exp(H_old-H_new)
print H_old,H_new
print k
a = np.random.rand() a = np.random.rand()
if a<k: if a<k:
thetas[i] = self.model.optimizer_array thetas[i] = self.model.optimizer_array
ps[i] = self.p ps[i] = self.p
else: else:
print '###'
thetas[i] = theta_old thetas[i] = theta_old
ps[i] = p_old ps[i] = p_old
self.model.optimizer_array = theta_old self.model.optimizer_array = theta_old
@ -45,7 +42,6 @@ class HMC:
for i in xrange(hmc_iters): for i in xrange(hmc_iters):
self.p[:] += -self.stepsize/2.*self.model._transform_gradients(self.model.objective_function_gradients()) self.p[:] += -self.stepsize/2.*self.model._transform_gradients(self.model.objective_function_gradients())
self.model.optimizer_array = self.model.optimizer_array + self.stepsize*np.dot(self.Minv, self.p) self.model.optimizer_array = self.model.optimizer_array + self.stepsize*np.dot(self.Minv, self.p)
print self.model.objective_function()
self.p[:] += -self.stepsize/2.*self.model._transform_gradients(self.model.objective_function_gradients()) self.p[:] += -self.stepsize/2.*self.model._transform_gradients(self.model.objective_function_gradients())
def _computeH(self,): def _computeH(self,):