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The Scientific World Journal
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2014
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Article
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Tab 3
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Research Article
User Localization in Complex Environments by Multimodal Combination of GPS, WiFi, RFID, and Pedometer Technologies
Table 3
Optimized system parameters.
Technology
Reliability
Time decay constant
WiFi
16.2
0.86
GPS
5.5
0.81
RFID
31.7
0.52
Pedometer
22.6
0.62