Wang et al. [89] proposed a different process for monitoring ice velocity in rivers employing UAVs and equipment vision technology. The strategy involves making use of UAVs to seize higher-resolution orthoimages in the course of ice flood intervals, extracting aspect points in drift ice photos with the dimensions-invariant feature rework https://truefriends00998.blog5star.com/31028583/gis-mapping-drone-bangladesh-can-be-fun-for-anyone