Short Answer Grading: When Sorting Helps and When it Doesn’t Ulrike Pado author Cornelia Kiefer author 2015-05 text Proceedings of the fourth workshop on NLP for computer-assisted language learning Elena Volodina editor Lars Borin editor Ildikó Pilán editor LiU Electronic Press Vilnius, Lithuania conference publication pado-kiefer-2015-short https://aclanthology.org/W15-1905/ 2015-05 42 50