Corpus Building and Evaluation of Aspect-based Opinion Summaries from Tweets in Spanish Daniel Peñaloza author Rodrigo López author Juanjosé Tenorio author Héctor Gómez author Arturo Oncevay-Marcos author Marco A Sobrevilla Cabezudo author 2018-05 text Proceedings of the Eleventh International Conference on Language Resources and Evaluation (LREC 2018) Nicoletta Calzolari editor Khalid Choukri editor Christopher Cieri editor Thierry Declerck editor Sara Goggi editor Koiti Hasida editor Hitoshi Isahara editor Bente Maegaard editor Joseph Mariani editor Hélène Mazo editor Asuncion Moreno editor Jan Odijk editor Stelios Piperidis editor Takenobu Tokunaga editor European Language Resources Association (ELRA) Miyazaki, Japan conference publication penaloza-etal-2018-corpus https://aclanthology.org/L18-1663/ 2018-05