Ejemplo n.º 1
0
 def new_update(x, new_x):
     if x is var and self._do_lazy_optimization(x):
         if indices is None:
             r = K.any(K.not_equal(grad, 0.0),
                       axis=-1,
                       keepdims=True)
             new_x = x + (new_x - x) * K.cast(r, K.floatx())
             return old_update(x, new_x)
         else:
             return self._resource_scatter_add(
                 x, indices, K.gather(new_x - x, indices))
     return old_update(x, new_x)
Ejemplo n.º 2
0
 def new_update(x, new_x):
     if is_one_of(x, params) and self._do_lazy_optimization(x):
         g = self.grads[x]
         r = K.any(K.not_equal(g, 0.0), axis=-1, keepdims=True)
         new_x = x + (new_x - x) * K.cast(r, K.floatx())
     return old_update(x, new_x)