A Stacking-based Approach to Twitter User Geolocation Prediction Bo Han author Paul Cook author Timothy Baldwin author 2013-08 text Proceedings of the 51st Annual Meeting of the Association for Computational Linguistics: System Demonstrations Miriam Butt editor Sarmad Hussain editor Association for Computational Linguistics Sofia, Bulgaria conference publication han-etal-2013-stacking https://aclanthology.org/P13-4002/ 2013-08 7 12