International Scholarly Research Notices / 2013 / Article / Fig 10

Research Article

An Anchor-Free Localization Scheme with Kalman Filtering in ZigBee Sensor Network

Figure 10

Estimation results through a sequence of sensor nodes’ movements. First configuration is shown in Figure 9.
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(a) 2nd configuration
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(b) 3rd configuration
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(c) 4th configuration
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(d) 5th configuration
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(e) 6th configuration
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(f) 7th configuration
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(g) 8th configuration
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(h) 9th configuration