AUTHOR=Li ChunYa , Wang Jianhua , Luo Bingfeng , Yin Tubing , Liu Baohua , Lu Jianfei TITLE=SD-YOLOv5: a rapid detection method for personal protective equipment on construction sites JOURNAL=Frontiers in Built Environment VOLUME=Volume 11 - 2025 YEAR=2025 URL=https://www.frontiersin.org/journals/built-environment/articles/10.3389/fbuil.2025.1563483 DOI=10.3389/fbuil.2025.1563483 ISSN=2297-3362