Yun-Hong GONG, Hao-Bin FU, Hai-Lin YONG, Yuan CAO, Ji-Gang REN, Cheng-Zhi PENG. Prediction and experimental verification for satellite- to-ground quantum communication key rate based on machine learning[J]. Journal of Infrared and Millimeter Waves, 2021, 40(3): 420
- Journal of Infrared and Millimeter Waves
- Vol. 40, Issue 3, 420 (2021)
Fig. 1. Schematic diagram of satellite-to-ground quantum communication
Fig. 2. Telescope light path diagram
Fig. 3. Stellar images in different atmospheric environments by different receiving efficiency（a）<1%，（b）1%~2%，（c）2%~3%，（d）4%~5%，（e）5%~6%，（b）6%~7%
Fig. 4. Analysis process
Fig. 5. Image recognition modeling
Fig. 6. Image recognition accuracy of different algorithms
Fig. 7. Forecast result
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Table 1. Satellite-to-ground link attenuation and sifted key rate
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