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Table 1 Confusion matrix for landmark identification

From: Heading estimation fusing inertial sensors and landmarks for indoor navigation using a smartphone in the pocket

Motion states

Stairs

Elevators

Escalators

Walking

Standing

Stairs

0.997

0

0

0.003

0

Elevators

0

1.0

0

0

0

Escalators

0

0

1.0

0

0

Walking

0.004

0

0

0.996

0

Standing

0

0

0

0

1.0