Category Archives: Lidar/Imaging
Protecting Urban History
Maximizing the data collected from airborne lidar helps protect historic structures in older cities In Part I last month, we outlined the research performed in Dublin, Ireland, and Brooklyn, N.Y., using hyperspectral scanning to help old cities protect historically significant buildings during new construction projects. In Part II, NYU professor, Dr. Debra Laefer, explains how...
Autonomy Comes to UAVs
Trending tech has UAV software looking futuristic To a certain degree, autonomous operations are already baked into the current state of data collection (aka reality capture) software for UAVs. Pre-mission planning consists of using a map-based interface to highlight the area that needs to be mapped or inspected, the appropriate flight pattern and height (AGL)...
Protecting Urban History
Researchers demonstrate how lidar, combined with imagery and hyperspectral data, helps prevent costly damage to historic buildings in urban construction zones. With every new underground urban rail or roadway tunnel, deep foundation shaft for a new building, or even simple streetscape upgrade, historically significant architecture in older city centers can become vulnerable. Earth displacement from...
Tunnelling to a New Approach
A surveyor switches from conventional technology to the Trimble SX12, enabling her to match the frenetic pace at six times the speed of multiple-person crews.
Uncovering History
Cincinnati State students preserve a pre-European Native American historical site in Indiana Some members of the 2021 land surveying class at Cincinnati State have been busy bringing history back to life near the city of Lawrenceburg, Indiana. This team of students had the opportunity to survey the site of a village where indigenous people lived...
Stepping Down
Surveyors sorry to see NSPS executive director Curt Sumner retire As word filters throughout the surveying community that National Society of Professional Surveyors executive director Curt Sumner is stepping down, accolades for the job he’s done over more than two decades in the position come pouring in. “Curt has been a friend and colleague for...