Full text: XIXth congress (Part B3,2)

ms" 
uilding in the 
icted faces of 
nd it was not 
r, the ground 
e building in 
respectively, 
on from laser 
). The results 
d lines in the 
format. Area 
ct the correct 
ersection line 
; with respect 
per right and 
n and 2.47m 
m). The very 
ding segment 
rs of adjacent 
doing region 
ngular as can 
ons than that 
e faces could 
only one line 
etric and the 
1e pixel size 
f the building 
res due to the 
sloping faces. 
"' scanning is 
10wever, Was 
hich could be 
tor some roof 
tected as one 
extraction. 
tudies on the 
results of the 
nd vice versa. 
ing. Analysis 
0 buildings or 
he roof faces. 
e noise in the 
traints can be 
s. In the used 
nvestigated if 
e is refined il 
Michel Morgan 
ACKNOWLEDGEMENTS 
We would like to acknowledge the support of the Surveying Department of the Ministry of Transportation, Public 
Works and Water Management Directorate, The Netherlands by providing the data. 
REFERENCES 
Hug, C., 1997. Extracting Artificial Surface Objects from Airborne Laser Scanner Data. Automatic Extraction of Man- 
Made Objects from Aerial and Space Images (II) Monte Verita, 1997. 
Hug, C. and Wehr, A. 1997. Detecting and Identifying Topographic Objects in Imaging Laser Altimeter Data. IAPRS, 
Vol. 32, Part 3-4W2, “3D Reconstruction and Modeling of Topographic Objects”, Stuttgart, September, 1997. 
Kilian, J., Haala, N. and Englich, M., 1996. Capture and Evaluation of Airborne Laser Scanner Data. International 
Archives of Photogrammetry and Remote Sensing, Vol. XXXI, Part B3, Vienna, 1996. 
Maas, H., 1999. Fast Determination of Parametric House Models from Dense Airborne Laserscanner Data, ISPRS 
Workshop on Mobile Mapping Technology, Bangkok, Thailand, April 1999. 
Tempfli, K., 1998. 3D topographic mapping for urban GIS. ITC Journal 1998-3/4, pp.181-190. 
Weidner, U., 1996. An Approach to Building Extraction from Digital Surface Models. 18" ISPRS Congress, Wien, 
Proceedings B3, pp. 924-929. 
Weidner, U. and Forstner, W., 1995. Towards Automatic Building Extraction from High Resolution Digital Elevation 
Models. ISPRS Journal, Vol. 50, No. 4, pp. 38-49. 
  
International Archives of Photogrammetry and Remote Sensing. Vol. XXXIII, Part B3. Amsterdam 2000. 623 
 
	        
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