AUTHOR=Lai Qinghui , Yang Zhanwei , Su Wei , Yan Chuang , Zhao Qinghui , Tan Yu , Que Yu , Zheng Jing TITLE=Enhancement of the prediction of the openness of fresh-cut roses with an improved YOLOv8s model validated by an automatic Grading Machine JOURNAL=Frontiers in Plant Science VOLUME=16 YEAR=2025 URL=https://www.frontiersin.org/journals/plant-science/articles/10.3389/fpls.2025.1546503 DOI=10.3389/fpls.2025.1546503 ISSN=1664-462X