TY - Front. Comput. Sci. A1 - Liner YANG, Chengcheng WANG, Yun CHEN, Yongping DU, Erhong YANG T1 - Controllable data synthesis method for grammatical error correction Y1 - 2022-08-15 JF - Frontiers of Computer Science JO - Front. Comput. Sci. SP - 164318 EP - VL - 16 IS - 4 UR - https://journal.hep.com.cn/fcs N1 - 10.1007/s11704-020-0286-4 ER -