In total 14 different study areas in 4 countries of the Alpine Space are made available.
The following data are provided for each study area (number XX):
Airborne Laser Scanning data in XX_ALS.laz (LAZ format cf https://laszip.org/)
Digital Terrain Model (DTM) in XX_DTM.tif (1x1m or 0.5x0.5m spatial resolution)
Forest Inventory (FI) data in XX_ref.shp (ESRI shapefile)
Area of Interest in XX_AoI.shp (ESRI shapefile)
Metadata in XX_Metadata.pdf
Statistical Parameters about the FI data can be found in this publication:
Eysn, L.; Hollaus, M.; Lindberg, E.; Berger, F.; Monnet, J.-M.; Dalponte, M.; Kobal, M.; Pellegrini, M.; Lingua, E.; Mongus, D.; Pfeifer, N. A Benchmark of Lidar-Based Single Tree Detection Methods Using Heterogeneous Forest Data from the Alpine Space. Forests 2015, 6, 1721-1747. DOI:10.3390/f6051721
All study areas used in the publication are present in this dataset, except study areas number 05, 12, 13 and 14 (due to copyright issues).