Optimization of Land Area Mapping and Volume Calculations using Drone Lidar Livox Mid-40 Data with the Downsampling MethodAdhitya Surya Manggala, Ervina Ahyudanari, Mokhamad Nur Cahyadi, Agus Budi Raharjo, Zambri Harun and Maria Lea Escantilla LebunaBIO Web Conf., 89 (2024) 01007DOI: https://doi.org/10.1051/bioconf/20248901007