1. Date of download: 7/8/2016 Copyright © 2016 SPIE. All rights reserved. The wind lidar system with iodine vapor filter. Figure Legend: From: Doppler wind lidar data acquisition system and data analysis by empirical mode decomposition method Opt. Eng. 2007;46(2):026001-026001-8. doi:10.1117/1.2432109

2. Date of download: 7/8/2016 Copyright © 2016 SPIE. All rights reserved. The interface of data acquisition software. Figure Legend: From: Doppler wind lidar data acquisition system and data analysis by empirical mode decomposition method Opt. Eng. 2007;46(2):026001-026001-8. doi:10.1117/1.2432109

3. Date of download: 7/8/2016 Copyright © 2016 SPIE. All rights reserved. The raw data of wind lidar backscattering signal of the atmosphere. Figure Legend: From: Doppler wind lidar data acquisition system and data analysis by empirical mode decomposition method Opt. Eng. 2007;46(2):026001-026001-8. doi:10.1117/1.2432109

4. Date of download: 7/8/2016 Copyright © 2016 SPIE. All rights reserved. The results of processing raw data of wind lidar by EMD. Figure Legend: From: Doppler wind lidar data acquisition system and data analysis by empirical mode decomposition method Opt. Eng. 2007;46(2):026001-026001-8. doi:10.1117/1.2432109

5. Date of download: 7/8/2016 Copyright © 2016 SPIE. All rights reserved. Comparing the raw data with the processed data by EMD (low altitude). ORG: raw data; EMD1: processed data by EMD method directly. Figure Legend: From: Doppler wind lidar data acquisition system and data analysis by empirical mode decomposition method Opt. Eng. 2007;46(2):026001-026001-8. doi:10.1117/1.2432109

6. Date of download: 7/8/2016 Copyright © 2016 SPIE. All rights reserved. Data processed by EMD after expanding the original data. Figure Legend: From: Doppler wind lidar data acquisition system and data analysis by empirical mode decomposition method Opt. Eng. 2007;46(2):026001-026001-8. doi:10.1117/1.2432109

7. Date of download: 7/8/2016 Copyright © 2016 SPIE. All rights reserved. Comparison of different results (at low altitude). ORG: original data; EMD1: data processed by EMD directly; EMD2: data processed by EMD after expanding the original data. Figure Legend: From: Doppler wind lidar data acquisition system and data analysis by empirical mode decomposition method Opt. Eng. 2007;46(2):026001-026001-8. doi:10.1117/1.2432109

8. Date of download: 7/8/2016 Copyright © 2016 SPIE. All rights reserved. Comparison of different results. ORG: the original signal; AVE: the signal processed by five points adjacent averaging; EMD: the signal processed by EMD method. Figure Legend: From: Doppler wind lidar data acquisition system and data analysis by empirical mode decomposition method Opt. Eng. 2007;46(2):026001-026001-8. doi:10.1117/1.2432109

9. Date of download: 7/8/2016 Copyright © 2016 SPIE. All rights reserved. Comparison of the results processed by different methods. ORG: original data; AVE20: the data processed by adjacent averaging; EMD: the data processed by EMD. Figure Legend: From: Doppler wind lidar data acquisition system and data analysis by empirical mode decomposition method Opt. Eng. 2007;46(2):026001-026001-8. doi:10.1117/1.2432109