AUTHOR=Qu Zhihao , Tang Dezhi , Wang Zhu , Li Xiaqiao , Chen Hongjian , Lv Yao TITLE=Corrigendum: Pitting judgment model based on machine learning and feature optimization methods JOURNAL=Frontiers in Materials VOLUME=9 YEAR=2022 URL=https://www.frontiersin.org/journals/materials/articles/10.3389/fmats.2022.1029548 DOI=10.3389/fmats.2022.1029548 ISSN=2296-8016