2020

Coach: A Coarse-to-Fine Approach for Cross-domain Slot Filling

Liu, Zihan, Winata, Genta Indra, Xu, Peng et al.

Understand

As an essential task in task-oriented dialog systems, slot filling requires extensive training data in a certain domain.

  • However, such data are not always available.
  • Hence, cross-domain slot filling has naturally arisen to cope with this data scarcity problem.
  • In this paper, we propose a Coarse-to-fine approach (Coach) for cross-domain slot filling.

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