Hi~ I have a liitle puzzled about a difference between paper and code in quan_layer.py.
In paper, when B = 4 P0∈{0,2^0,2^-2,2^-4} (show in example in 2.2)
But in code quan_layer.py line 23: base_b.append(2 ** (-2 * i - 2)), when i range(3) we have P0∈{0,2^-2,2^-4,2^-6}
I am a little puzzled about it, thanks a lot!