image/svg+xml t=1 t=2 t=T Device x y y z s=1 s=4 s=T' x z y x x z s=2 y x z s=3 y x y s=5 z z Input Sequence Output Sequence Localization Framework Tracking Algorithm Environment Stored prior knowledgelike maps, physical laws,movement rules or othermobility models. a vector contains noisysignals of N transmitters 1 N 2 1 N 2 1 N 2 1 N 2 t=3 vector sequence of positionsin a higher resolution: T' > T