AMBRA: A Ranking Approach to Temporal Text Classification Marcos Zampieri author Alina Maria Ciobanu author Vlad Niculae author Liviu P Dinu author 2015-06 text Proceedings of the 9th International Workshop on Semantic Evaluation (SemEval 2015) Preslav Nakov editor Torsten Zesch editor Daniel Cer editor David Jurgens editor Association for Computational Linguistics Denver, Colorado conference publication zampieri-etal-2015-ambra 10.18653/v1/S15-2144 https://aclanthology.org/S15-2144/ 2015-06 851 855