Off-topic essay detection using short prompt texts Annie Louis author Derrick Higgins author 2010-06 text Proceedings of the NAACL HLT 2010 Fifth Workshop on Innovative Use of NLP for Building Educational Applications Joel Tetreault editor Jill Burstein editor Claudia Leacock editor Association for Computational Linguistics Los Angeles, California conference publication louis-higgins-2010-topic https://aclanthology.org/W10-1013/ 2010-06 92 95