Multi-stage Multi-modal Pre-training for Video Representation. - Chunquan Chen; Lujia Bao; Weikang Li; Xiaoshuai Chen; Xinghai Sun; Chao Qi (NLPCC (2), 2021)

PGBERT: Phonology and Glyph Enhanced Pre-training for Chinese Spelling Correction. - Lujia Bao; Xiaoshuai Chen; Junwen Ren; Yujia Liu; Chao Qi (NLPCC (1), 2022)