what is the purpose of bootstrap in a neural network why use cv in bootstrap why is cross validation r value 0.5 better than bootstrap what is the purpose of using bootstrap why cross validation and bootstrap why is nn bootstrap a poor model why does bootstrap work with nn which type of nn model is best why is cross validation bootstrap better why use bootstrap nn why is cross validation bootstrapping useful what is the purpose of bootstrapping why use cross validation and bootstrap how to cross validate a neural networks why use bootstrap in nn what is the purpose of the cross validation procedure why does crossvalidation rely on bootstrap in neural networks why use bootstrapping what is the purpose of using a cross validation method in nn why use a bootstrap based neural network