I need to know the data used for training, validation and test in neural network

as I can extract the data that were used for training, validation and test, in a neural network ?

example, if you use 15 data I want to know which ones were used for each stage. please help me

Answer 1

[Greg Heath]

 [ net tr y e ] = train(net, x, t);
 % y = net(x); e = t-y:
 tr = tr % The training record will reveal the training information

Hope this helps.

Thank you for formally accepting my answer

Greg

[Mary Smith]

your amanzing, this is the right answer.

THNX A LOT!!!!!!