how many times to train neural network when you use the same net every fold, you train the net k___ times. what is the basic question of cross validation? what is the cross validation model used for neural network training? which statement should be included in cross validation in neural networks? what is the basic question in neural networks why do we train neural networks? does a neural network have to be created for each step what is the correct way to train neural network what is the question that you ask about cross validation in neural networks cross validation question how far back to train a network what is the cross validation what is the basic question of cross validation for neural networks? what is the basic question about cross validation when is it necessary to train neural network how many data points for each network how to do cross validation of neural networks what is nn cross validation what to do with cross validation