A Hybrid Deep Learning Approach for Spatial Trigger Extraction from Radiology Reports Surabhi Datta author Kirk Roberts author 2020-11 text Proceedings of the Third International Workshop on Spatial Language Understanding Parisa Kordjamshidi editor Archna Bhatia editor Malihe Alikhani editor Jason Baldridge editor Mohit Bansal editor Marie-Francine Moens editor Association for Computational Linguistics Online conference publication datta-roberts-2020-hybrid 10.18653/v1/2020.splu-1.6 https://aclanthology.org/2020.splu-1.6/ 2020-11 50 55