Keras K.mean

>>> bb <tf.Tensor: shape=(5,), dtype=int32, numpy=array([1, 1, 1, 0, 0])> >>> tf.reduce_mean(bb) <tf.Tensor: shape=(), dtype=int32, numpy=0> >>> bb = tf.convert_to_tensor([1,1,1,0,0],dtype=tf.float32)

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