@inproceedings{prefscorepairwisepreferencelearningfor1, title = {PrefScore: Pairwise Preference Learning for Reference-free Summarization Quality Assessment}, author = {Ge Luo and Hebi Li and Youbiao He and Forrest Sheng Bao}, year = {2022}, booktitle = {COLING 2022 10}, url = {https://aclanthology.org/2022.coling-1.515}, }