6TSAI R Y. An efficient and accurate camera calibration technique for 3D machine visio[ C]//IEEE Conference on Computer Vision and Pattern Recongnition Miami Beach : FL, 1986:364-374.
7Ressler J, Dean M, Kolas D. Geospatial ontology trade study [ C]//Proceedings of the 2010 Conference on Ontologies and Semantic Technologies for Intelligence. 2010 : 179-211.
8Patwari N,Ash J N,Kyperountas S,et al. Locating the nodes: Cooperative localization in wireless sensor networks [ J ]. IEEE Signal Processing Magazine,2006,22(4) :54-69.
9Sayrafian-Pour K, Perez J. Robust indoor positioning based on received signal strength [ C]//Proceedings of the 2nd International Conference on Pervasive Computing and Applications. 2007:693-698.
10Ciurana M, Barcelo-Arroyo F, Cugno S. Tracking mobile targets indoors using WLAN and time of arrival[ J]. Computer Communications,2009,32 (13-14) :1552-1558.
