How to improve our model? finetuning

74:37 - 76:26 How to improve our model What is the default way of training?

add a few layers at the end
only train or update weights for the last few layers What is the benefit of the default way?
less likely to overfit
much faster How to train the whole model?
unfreeze the model learn.unfreeze()
train the entire model learn.fit_one_cycle(1) why it is easy to ruin the model by training the whole model?
learning rate is more likely to set too large for earlier layers *
to understand it please see the next question 目录 Lesson 1 知识点分解

EmbraceLife / shendusuipian