Automatic Extraction 3D Building Models from UAV LiDAR Point Cloud Data: A Case Study of Tunjungan Street, SurabayaJoseph Frederick Marbun, I Gusti Ngurah Antaryama and Hepi Hapsari HandayaniBIO Web Conf., 216 (2026) 06007DOI: https://doi.org/10.1051/bioconf/202621606007