Before revision:  In addition, there are currently no methods that can be used to describe requirements of how the data should be annotated in order to train an accurate model  .
After revision:  In addition, there are currently no methods that can be used to describe requirements of how the data should be annotated in order to train an accurate model . Another challenge related to trust is explainability, while the models have difficulties explaining how they come to a certain conclusion it is difficult for humans to trust it .