Sensor Markov Property A Sensor Model has the sensor markov property iff P(Et∣X0:t,E1:t−1)=P(Et∣Xt)\mathrm{P}\left(\mathrm{E}_t \mid \mathrm{X}_{0: t}, \mathrm{E}_{1: t-1}\right)=\mathrm{P}\left(\mathrm{E}_t \mid \mathrm{X}_t\right)P(Et∣X0:t,E1:t−1)=P(Et∣Xt)