PT Unknown AU Zeller, K Hinz, S Rosenbaum, D Leitloff, J Reinartz, P TI Traffic Monitoring Without Single Car Detection From Optical Airborne Images SE ISPRS Hannover Workshop 2009: High-Resolution Earth Imaging for Geospatial Information; 1 CD-Rom. Ed.: C. Heipke PY 2009 BP 135/1 EP 4 LA english ER