AUTHOR=Li Hailong , Huang Kai , Sun Yuanhao , Lei Xiaohui , Yuan Quanchun , Zhang Jinqi , Lv Xiaolan TITLE=An autonomous navigation method for orchard mobile robots based on octree 3D point cloud optimization JOURNAL=Frontiers in Plant Science VOLUME=15 YEAR=2025 URL=https://www.frontiersin.org/journals/plant-science/articles/10.3389/fpls.2024.1510683 DOI=10.3389/fpls.2024.1510683 ISSN=1664-462X