Echo State Network(Reservoir Computing) in Ruby.
https://speakerdeck.com/kurotaky/zerokarawakarurizabakonpiyuteingu?slide=14
ruby esn.rb
# =>
Predictions:
[1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 3, 3, 1, 3, 3]
Confusion Matrix:
5 0 0
0 5 0
1 0 4
Accuracy: 93.33%