inception.py 文件源码

def avg_pool(input_layer, **kwargs):
    # hack to work around https://github.com/Theano/Theano/issues/3776
    norm = nn.layers.ExpressionLayer(input_layer, lambda X: T.ones_like(X))
    norm = nn.layers.Pool2DLayer(norm, mode='average_inc_pad', **kwargs)
    l = nn.layers.Pool2DLayer(input_layer, mode='average_inc_pad', **kwargs)
    l = nn.layers.ElemwiseMergeLayer([l, norm], T.true_div)
    return l