Hajime Tsubaki. L2 Learners' Proficiency Evaluation Using Statistics Based on Relationship Among CEFR Rating Scales. In Ying Tan, Hideyuki Takagi, Yuhui Shi, editors, Data Mining and Big Data - Second International Conference, DMBD 2017, Fukuoka, Japan, July 27 - August 1, 2017, Proceedings. Volume 10387 of Lecture Notes in Computer Science, pages 345-352, Springer, 2017. [doi]
Abstract is missing.