TY - JOUR A1 - Ji, S. A1 - Shi, Y. A1 - Shi, Z. T1 - MANHOLE COVER DETECTION USING VEHICLE-BASED MULTI-SENSOR DATA JO - Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci. J1 - ISPRS-Archives VL - XXXIX-B3 SP - 281 EP - 284 Y1 - 2012/07/31 PB - ISPRS SN - 2194-9034 UR - https://isprs-archives.copernicus.org/articles/XXXIX-B3/281/2012/ L1 - https://isprs-archives.copernicus.org/articles/XXXIX-B3/281/2012/isprsarchives-XXXIX-B3-281-2012.pdf DO - 10.5194/isprsarchives-XXXIX-B3-281-2012 ER -