Before revision: The collection and annotation of task-oriented conversational data is a costlyand time-consuming manner. Many augmentation techniques have been proposed to improve the performance of state-of-the-art (SOTA) systems in new domains that lack the necessary amount of data for training.
After revision: The collection and annotation of task-oriented conversational data is costly, data augmentation techniques have been proposed to improve the performance of state-of-the-art (SOTA) systems in new domains that lack the necessary amount of data for training.