Predicting learner knowledge of individual words using machine learning Drilon Avdiu author Vanessa Bui author Klára Ptačinová Klimčíková author 2019-09 text Proceedings of the 8th Workshop on NLP for Computer Assisted Language Learning David Alfter editor Elena Volodina editor Lars Borin editor Ildikó Pilan editor Herbert Lange editor LiU Electronic Press Turku, Finland conference publication avdiu-etal-2019-predicting https://aclanthology.org/W19-6301/ 2019-09 1 9