ABC-Fusion: Adapter-based BERT-level confusion set fusion approach for Chinese spelling correction

Jiaying Xie, Kai Dang, Jie Liu, Enlei Liang

Abstract: Highlights•ABC-Fusion fuses a confusion set at lexical level based on an adapter enhanced BERT.•Extensive experiments were conducted on 3 open datasets.•Fusing a confusion set at lexical level improves model’s performance.•Lexical knowledge should be paid more attention in Chinese spelling correction.