Más contenido relacionado La actualidad más candente (20) Similar a Detecting Buildings in AHN2 LiDAR data with ArcGIS - Grontmij (20) Más de Xander Bakker (11) Detecting Buildings in AHN2 LiDAR data with ArcGIS - Grontmij6. Using various datasets; NKNL (plans for urban expansion), W&B (population data), aerial photography (Bing) urban expansion areas were identified 13. 6 AHN2 products Pricing / km² (< 1.250 km²) € 56,- € 56,- € 28,- € 28,- € 28,- € 12,- Pricing / km² (<= 15.000 km²) € 28,- € 28,- € 14,- € 14,- € 14,- € 6,- Pricing / NL (> 15.000 km²) € 455.000,- € 455.000,- € 227.500,- € 227.500,- € 227.500,- € 97.500,- Data contains Bare Earth Bare Earth + Objects Bare Earth Bare Earth Bare Earth + Objects Bare Earth Product Filtered laserpoints Unfiltered laserpoints 0.5m grid filtered 0.5m grid filtered + interpolated 0.5m grid unfiltered 5m grid filtered The purpose of AHN2 is to get a highly detailed representation of the bare earth (maaiveld). Objects (houses, trees, etc.) are filtered. 16. 9 Unfiltered grid 0.5m/pix The only raster AHN2 product that holds information on objects… 29. 14 ArcGIS 9.3 Spatial Analyst / ArcObjects Simple Case : Buildings exist in TOP10 TOP10 buildings Region group Zonal max Zonal max – Focal min AHN2 raster Focal min 55. AHN2 data has not been thoroughly checked (subunits entirely filled with NoData, wrong resolution, no crd sys)