A trained QE model for
IMPARA, a reference-less performance measure for GEC task.
This model achieves 95.93 for Pearson's correlation and 93.01 for Spearman's, for
Grundkiewicz +15's Expected Wins score (Note that
bert-base-cased is used for SE model).
You can see the detail in
this GitHub repository, e.g. How to use this model.