%0 Conference Proceedings %T LXPER Index 2.0: Improving Text Readability Assessment Model for L2 English Students in Korea %A Lee, Bruce W. %A Lee, Jason %Y YANG, Erhong %Y XUN, Endong %Y ZHANG, Baolin %Y RAO, Gaoqi %S Proceedings of the 6th Workshop on Natural Language Processing Techniques for Educational Applications %D 2020 %8 December %I Association for Computational Linguistics %C Suzhou, China %F lee-lee-2020-lxper %R 10.18653/v1/2020.nlptea-1.3 %U https://aclanthology.org/2020.nlptea-1.3/ %U https://doi.org/10.18653/v1/2020.nlptea-1.3 %P 20-24