Polar-Coded Transmission over 7.8-km Terrestrial Free-Space...
Hence, Equation (11) becomes 𝑔polar(𝐿𝛼,𝐿𝛽,𝑢̂)=𝐿𝛼+𝐿𝛽,gpolarLα,Lβ,u^=Lα+Lβ, (12) which is greater than that of the two inputs, 𝐿𝛼Lα and 𝐿𝛽Lβ. This value is input into the tanh𝑥tanhx function in the functions 𝑓polar(...