A Multi-lingual Annotated Dataset for Aspect-Oriented Opinion Mining Salud M Jiménez Zafra author Giacomo Berardi author Andrea Esuli author Diego Marcheggiani author María Teresa Martín-Valdivia author Alejandro Moreo Fernández author 2015-09 text Proceedings of the 2015 Conference on Empirical Methods in Natural Language Processing Lluís Màrquez editor Chris Callison-Burch editor Jian Su editor Association for Computational Linguistics Lisbon, Portugal conference publication jimenez-zafra-etal-2015-multi 10.18653/v1/D15-1302 https://aclanthology.org/D15-1302/ 2015-09 2533 2538