Exploiting Morphological, Grammatical, and Semantic Correlates for Improved Text Difficulty Assessment Elizabeth Salesky author Wade Shen author 2014-06 text Proceedings of the Ninth Workshop on Innovative Use of NLP for Building Educational Applications Joel Tetreault editor Jill Burstein editor Claudia Leacock editor Association for Computational Linguistics Baltimore, Maryland conference publication salesky-shen-2014-exploiting 10.3115/v1/W14-1819 https://aclanthology.org/W14-1819/ 2014-06 155 162