Meng Li, Jiaxin Li, Xinqian Guo, Decheng Wu, Suyue Liu. Research on the method of extracting atmospheric boundary layer height based on wavelet multiscale analysis[J]. Infrared and Laser Engineering, 2024, 53(5): 20230677
- Infrared and Laser Engineering
- Vol. 53, Issue 5, 20230677 (2024)
Fig. 1. Shearlets frequency domain segmentation and its supporting basis
Fig. 2. Atmospheric aerosol lidar GBQ L-01
Fig. 3. The spatiotemporal distribution of aerosols over the entire sky on July 27, 2017. (a) Parallel component distance squared correction signal; (b) Vertical component distance squared correction signal; (c) Polarization ratio
Fig. 4. Changes observed by lidar on July 27, 2017. (a) 532 nm wavelength PRR signal strength; (b) Boundary layer height inversion using gradient method, wavelet covariance method, and wavelet multi-scale method for 532 nm wavelength
Fig. 5. Scatter plot of atmospheric boundary layer height comparison. （a） The scatter plot of PBLHWCT compared to PBLHShearlet; （b）The scatter plot of PBLHGradient compared to PBLHShearlet
Fig. 6. Vertical component distance squared correction signal, time scale energy spectrum at 08:00:45
Fig. 7. Vertical component distance squared correction signal, time scale energy spectrum at 18:30:36
Fig. 8. Vertical component distance squared correction signal, time scale energy spectrum at 23:00:37
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Table 1. Main parameters of lidar system
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