Uwe Sörgel

Institute for Photogrammetry & Geoinformatics,

University of Stuttgart, Germany

"Paid crowd sourcing in remote sensing: applications and quality control" 

Gottfried Mandlburger

Department of Geodesy and Geoinformation

TU Vienna, Austria

"A review of lightweight UAV LiDAR sensors in theory and practice"

Rasmus Astrup

Division of Forest and Forest Resources

"Status and outlook for benchmarking of forest-focused algorithms for dense LiDAR point clouds"