Acta Optica Sinica, Volume. 40, Issue 9, 0928003(2020)
Data Splicing Method for LiDAR Detection Temperature Under Fog-Haze Condition
Fig. 3. Qualitative analysis of the temperature profile during model data, lidar data and radiosonde data. (a) <2 km; (b) 2~20 km
Fig. 4. Quantitative analysis of the splicing data and radiosonde data on relative error. (a) Between lidar data and radiosonde data; (b) between model data and radiosonde data
Fig. 6. Judgment criteria for based on 20 groups of splicing-regions in 4 groups of samples. (a) Correlation coefficient; (b) splicing-region deviation per km
Fig. 7. Parameters for selecting the best splicing-region. (a) Correlation coefficient; (b) splicing-region deviation per km; (c) fit-region deviation per km
Fig. 8. Temperature splicing results between model and lidar data. (a) Qualitative contrast on profiles between splicing temperature and standard temperature during the whole layers; (b) quantitative contrast on relative error between splicing temperature and standard temperature during the whole layers; (c) qualitative contrast on profiles between splicing temperature and standard temperature in the best splicing region
Fig. 9. Temperature splicing results between radiosonde and lidar data, and their comparison with the splicing results between model and lidar data. (a) Profile of splicing temperature between radiosonde and lidar data during the whole layers; (b) qualitative contrast on profiles between radiosonde-lidar splicing temperature and standard temperature in the best splicing region; (c) quantitative contrast on relative errors between the model-lidar splicing temperature and standard temperature, and between
Fig. 10. Splicing-region deviation per km corresponding to 8 groups of splicing-regions to be selected
Fig. 11. Contrast of splicing temperature at 20:00 UTC during the whole fog-haze phase. (a) Unsplicing temperature profile. (b) splicing temperature profile
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Bo Li, Hongxia Wei, Liang Zhao, Yufeng Wang, Dengxin Hua. Data Splicing Method for LiDAR Detection Temperature Under Fog-Haze Condition[J]. Acta Optica Sinica, 2020, 40(9): 0928003
Category: Remote Sensing and Sensors
Received: Oct. 29, 2019
Accepted: Jan. 17, 2020
Published Online: May. 6, 2020
The Author Email: Dengxin Hua (dengxinhua@xaut.edu.cn)