update

README.md

@@ -49,15 +49,13 @@ that apply to fields.
 <!-- -->
 
     Field.conjugate     Field.dim          Field.norm
-    Field.dot           Field.set_val      Field.weight
+    Field.vdot          Field.set_val      Field.weight
 
 -   [Operators](http://www.mpa-garching.mpg.de/ift/nifty/operator.html)
     -   `DiagonalOperator` - purely diagonal matrices in a specified
         basis
     -   `ProjectionOperator` - projections onto subsets of a specified
         basis
-    -   `PropagatorOperator` - information propagator in Wiener filter
-        theory
     -   (and more)
 -   (and more)
 
@@ -69,7 +67,7 @@ Installation
 
 ### Requirements
 
--   [Python](http://www.python.org/) (v2.7.x)
+-   [Python](http://www.python.org/) (v2.7.x or 3.5.x)
     -   [NumPy](http://www.numpy.org/)
 
 ### Download

demos/paper_demos/wiener_filter.py

@@ -53,7 +53,7 @@ if __name__ == "__main__":
 
     # Probing the uncertainty |\label{code:wf_uncertainty_probing}|
     class Proby(ift.DiagonalProberMixin, ift.Prober): pass
-    proby = Proby(signal_space, probe_count=10,ncpu=1)
+    proby = Proby(signal_space, probe_count=800,ncpu=1)
     proby(lambda z: fft(wiener_curvature.inverse_times(fft.inverse_times(z))))  #|\label{code:wf_variance_fft_wrap}|
 
     sm = ift.FFTSmoothingOperator(signal_space, sigma=0.03)

nifty2go/minimization/default_iteration_controller.py

@@ -56,6 +56,7 @@ class DefaultIterationController(IterationController):
             if self._name is not None:
                 msg += self._name+":"
             msg += " Iteration #" + str(self._itcount)
+            msg += " energy=" + str(energy.value)
             msg += " gradnorm=" + str(energy.gradient_norm)
             msg += " clvl=" + str(self._ccount)
             print(msg)