Twitter as a Lifeline: Human-annotated Twitter Corpora for NLP of Crisis-related Messages Muhammad Imran author Prasenjit Mitra author Carlos Castillo author 2016-05 text Proceedings of the Tenth International Conference on Language Resources and Evaluation (LREC’16) Nicoletta Calzolari editor Khalid Choukri editor Thierry Declerck editor Sara Goggi editor Marko Grobelnik editor Bente Maegaard editor Joseph Mariani editor Helene Mazo editor Asuncion Moreno editor Jan Odijk editor Stelios Piperidis editor European Language Resources Association (ELRA) Portorož, Slovenia conference publication imran-etal-2016-twitter https://aclanthology.org/L16-1259/ 2016-05 1638 1643