Bart Kuijpers Bart Moelans Walied Othman Alejandro A. Vaisman Analyzing Trajectories Using Uncertainty and Background Information. 135-152 2009 SSTD http://dx.doi.org/10.1007/978-3-642-02982-0_11 conf/ssd/2009 db/conf/ssd/sstd2009.html#KuijpersMOV09