GPS World, February 2012
COVER STORY Personal Navigation FIGURE 14 Point 0 Point 1 Point 2 Point 3 1 08 06 04 02 0 Selection Rate Point 0 Point 1 Point 2 Point 3 1 08 06 04 02 0 Selection Rate FIGURE 13 Candidate position selection rate for receiver A left and receiver B right Predic on Diffracted Invisible 1 Visible 0 0 1 Not tracked Weak signal Observa on Medium signal Strong signal FIGURE 14 Optimized shadow matching scoring matrix GPS World February 2012 www gpsworld com 28
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