Under-canopy UAV laser scanning for accurate forest field measurements - Hyyppä, Eric; Hyyppä, Juha; Hakala, Teemu; Kukko, Antero; Wulder, Michael A.; White, Joanne C.; Pyörälä, Jiri; Yu, Xiaowei; Wang, Yunsheng; Virtanen, Juho-Pekka; Pohjavirta, Onni; Liang, Xinlian; et al. (ISPRS journal of photogrammetry and remote sensing, 2020)
Keywords: Airborne laser scanning; algorithms; boreal forests; cameras; data collection; flight; information processing; inventories; lasers; monitoring; robots; scanners; SLAM; Stem curve; Stem volume; stems; surveys; trees; UAV; Under-canopy flight; unmanned aerial vehicles; Under-canopy flight; SLAM; UAV; Stem curve; Airborne laser scanning; Stem volume