FNN may refer to: False nearest neighbor algorithm. Farnborough North railway station, in England. Feedforward neural network. Financial News Network, a defunct American television network. Flat neighborhood network, a type of computer network. Fox News Network, U.S. cable news network. Fuji News Network, a Japanese television network. Fuzzy neural network. Fake News Network, a mockery used for CNN primarily during and a while after the 2016 United States presidential election
https://en.wikipedia.org/wiki/FNN