Bibliography 101[25]Seitz, J. V.A hidden markov model for pedestrian navigation. PositioningNavigation and Communication, 7th Workshop(Mar. 2010), 120­127.[26]Valenzuela, R.A ray tracing approach to predicting indoor wireless trans-mission. In Vehicular Technology Conference, 1993 IEEE 43rd(May 1993),IEEE , pp. 214­218.http://dx.doi.org/10.1109/VETEC.1993.507047.[27]Wallbaum, M., and Wasch, T.Markov localization of wireless local areanetwork clients. In WONS(2004), vol. 2928 of Lecture Notes in ComputerScience, Springer, pp. 1­15.[28]Wang, H., Szabo, A., Bamberger, J., Brunn, D., and Hanebeck,U. D.Performance comparison of nonlinear filters for indoor WLAN posi-tioning. In Information Fusion, 2008 11th International Conference on(June2008), IEEE, pp. 1­7.[29]Widyawan, Klepal, M., and Beauregard, S.A backtracking particlefilter for fusing building plans with PDR displacement estimates. 207­212.http://dx.doi.org/10.1109/WPNC.2008.4510376.[30]Wilson, R.Propagation losses through common building materials 2.4 GHzvs 5 GHz., Aug. 2002.[31]Woodman, O., and Harle, R.Pedestrian localisation for indoor envi-ronments. In Proceedings of the 10th international conference on Ubiquitouscomputing(New York, NY, USA, 2008), UbiComp'08, ACM , pp. 114­123.http://dx.doi.org/10.1145/1409635.1409651.[32]Youssef, M., Mah, M., and Agrawala, A.Challenges: device-free passivelocalization for wireless environments. In MobiCom'07: Proceedings of the13th annual ACM international conference on Mobile computing and networking(New York, NY, USA, 2007), ACM, pp. 222­229.http://dx.doi.org/10.1145/1287853.1287880.