A Language-Independent Approach to Automatic Text Difficulty Assessment for Second-Language Learners Wade Shen author Jennifer Williams author Tamas Marius author Elizabeth Salesky author 2013-08 text Proceedings of the Second Workshop on Predicting and Improving Text Readability for Target Reader Populations Sandra Williams editor Advaith Siddharthan editor Ani Nenkova editor Association for Computational Linguistics Sofia, Bulgaria conference publication shen-etal-2013-language https://aclanthology.org/W13-2904/ 2013-08 30 38