Semantic location modeling for location navigation in mobile environment

@inproceedings{citeulike:2522872, abstract = {Location-based applications require a well-formed representation of spatial knowledge. Current location models can be classified into symbolic or geometric models. The former attempts to represent logical entities and their semantics, but requires a large amount of manual effort for describing them. On the other hand, the latter represents the geometric coordinates but not the semantics. In this paper, we present a semantic location model which preserves topology and distance semantics to support location navigation but at the same time facilitates programmatic model construction and maintenance. The model is based on a sound location theory. It is mainly composed of two hierarchies: a location hierarchy and an exit hierarchy, which can be derived from spatial maps, such as floor plans, without manual intervention. Through a series of model construction algorithms and a real example, we show that our model is simple but powerful enough to capture spatial connectivity and hierarchical relationship to support location-based applications. Furthermore, the location and exit hierarchies are easy to understand by human users.}, author = {Hu, Haibo and Lee, Dik-Lun }, booktitle = {Mobile Data Management, 2004. Proceedings. 2004 IEEE International Conference on}, citeulike-article-id = {2522872}, doi = {http://dx.doi.org/10.1109/MDM.2004.1263042}, journal = {Mobile Data Management, 2004. Proceedings. 2004 IEEE International Conference on}, keywords = {location, model, semantic}, pages = {52--61}, posted-at = {2008-03-12 22:33:59}, priority = {2}, title = {Semantic location modeling for location navigation in mobile environment}, url = {http://dx.doi.org/10.1109/MDM.2004.1263042}, year = {2004} }

TY - CONF ID - citeulike:2522872 L3 - citeulike-article-id:2522872 N2 - Location-based applications require a well-formed representation of spatial knowledge. Current location models can be classified into symbolic or geometric models. The former attempts to represent logical entities and their semantics, but requires a large amount of manual effort for describing them. On the other hand, the latter represents the geometric coordinates but not the semantics. In this paper, we present a semantic location model which preserves topology and distance semantics to support location navigation but at the same time facilitates programmatic model construction and maintenance. The model is based on a sound location theory. It is mainly composed of two hierarchies: a location hierarchy and an exit hierarchy, which can be derived from spatial maps, such as floor plans, without manual intervention. Through a series of model construction algorithms and a real example, we show that our model is simple but powerful enough to capture spatial connectivity and hierarchical relationship to support location-based applications. Furthermore, the location and exit hierarchies are easy to understand by human users. JF - Mobile Data Management, 2004. Proceedings. 2004 IEEE International Conference on EP - 61 TI - Semantic location modeling for location navigation in mobile environment T2 - Mobile Data Management, 2004. Proceedings. 2004 IEEE International Conference on SP - 52 KW - location KW - model KW - semantic AU - Hu, Haibo AU - Lee, Dik-Lun PY - 2004/// UR - http://dx.doi.org/10.1109/MDM.2004.1263042 ER -