Key Information Extraction in Purchase Documents using Deep Learning and Rule-based Corrections Roberto Arroyo author Javier Yebes author Elena Martínez author Héctor Corrales author Javier Lorenzo author 2022-10 text Proceedings of the First Workshop on Pattern-based Approaches to NLP in the Age of Deep Learning Laura Chiticariu editor Yoav Goldberg editor Gus Hahn-Powell editor Clayton T Morrison editor Aakanksha Naik editor Rebecca Sharp editor Mihai Surdeanu editor Marco Valenzuela-Escárcega editor Enrique Noriega-Atala editor International Conference on Computational Linguistics Gyeongju, Republic of Korea conference publication arroyo-etal-2022-key https://aclanthology.org/2022.pandl-1.2/ 2022-10 11 20