Shuzhuo Miao, Ning An, Jian Gao, Guanyu Wen, Qingli Song, Xue Dong, Lei Ma, Cunbo Fan. Numerical simulation and data processing of ground target in SLR system[J]. Infrared and Laser Engineering, 2021, 50(9): 20200402
- Infrared and Laser Engineering
- Vol. 50, Issue 9, 20200402 (2021)
Fig. 1. Flow chart of ground target numerical simulation of SLR
Fig. 2. Simulated ground target measurement data in daytime
Fig. 3. Actual ground target measurement data in daytime (UTC：8∶05；TEMP：25 ℃，sunny)
Fig. 4. Flow chart of ANCM algorithm
Fig. 5. Statistics of pure noise data measured at Changchun station (UTC：8∶10；TEMP：19 ℃，sunny)
Fig. 6. Data and echo waveform comparison before and after pre-processing. (a) Data before processing; (b) Data after processing; (c) Echo waveform before pre-processing; (d) Echo waveform after pre-processing
Fig. 6. [in Chinese]
Fig. 7. Standard deviation change of original data points (Distance of the ground target is set to 3 m)
Fig. 8. Threshold change of noise at different distances
Fig. 9. Statistical results between standard point algorithm and ANCM. (a) Change of precision; (b) Change of data points; (c) Change of processing time
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Table 1. Statistical results of simulated data points and actual data points
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Table 2. Precision of valid points with different iteration times
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Table 3. Processing results of traditional ground target data processing algorithm and ANCM algorithm (UTC: 8∶55; TEMP: 22 ℃, sunny)
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