def construct(self, x1, x2, x3):
x1 = mnp.transpose(x1, [0, 2, 1])
x2 = x2.transpose(0, 2, 1)
x = mnp.concatenate((x1, x2, x3), -1)
x = mnp.ravel(x)
return x
def mnp_ravel(input_tensor):
a = mnp.ravel(input_tensor)
return a
