Shiwu Xu, Yi Wu, Xufang Wang. Visible Light Positioning Algorithm Based on Sparsity Adaptive and Location Fingerprinting[J]. Acta Optica Sinica, 2020, 40(18): 1806003
- Acta Optica Sinica
- Vol. 40, Issue 18, 1806003 (2020)
Fig. 1. Fingerprint positioning model based on LED communication
Fig. 2. Flow chart of LCSACS algorithm
Fig. 3. Cumulative distribution of positioning errors under RSN=10 dB
Fig. 4. Cumulative distribution of positioning errors under RSN=20 dB
Fig. 5. Impact of RSN on average positioning error
Fig. 6. Impact of S on average positioning error
Fig. 7. Impact of B on average positioning error under Ptr=6 W
Fig. 8. Impact of Ptr on average positioning error under B=100 MHz
Fig. 9. Cumulative distribution of optimal K values
Fig. 10. Impact of Kmax on average positioning error
Fig. 11. Impact of M on average positioning error
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Table 1. Time complexity of LCSACS algorithm
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Table 2. Average computing time when S value is same
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Table 3. Average computing time when S value is different
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