Question

What is training and testing and validation phase of neural network?

Answer 1

Answer:

Validation set: A set of examples used to tune the parameters [i.e., architecture, not weights] of a classifier, for example to choose the number of hidden units in a neural network. ... The validation data set is a set of data for the function you want to learn, which you are not directly using to train the network.

Answer 2

Answer:

☑ In machine learning, a common task is the study and construction of algorithms ... The model (e.g. a neural net or a naive Bayes classifier) is trained on the training dataset using a ...