+ c = conv_chain(
+ input_size = 64, output_size = 8,
+ depth = 5,
+ # We want kernels smaller than 4, strides smaller than the
+ # kernels, and stride of 1 except in the two last layers
+ cond = lambda d, k, s: k <= 4 and s <= k and (s == 1 or d <= 2)
+ )