Journal of Applied Optics, Volume. 41, Issue 2, 375(2020)
Study on measurement method by empirical mode decomposition of rainbow signal
Figures & Tables(14)
Fig. 8. Comparison between detected signal and signal filtered by EMD
Table 1. The inversion results of diameter and refractive index
View tableView in ArticleTable 1. The inversion results of diameter and refractive index
对应模态 IMF 1IMF 2IMF 3IMF 4R 互相关系数 0.03 0.87 0.75 0.98 0.99
Table 2. Correlation of two frames of measurement data
View tableView in ArticleTable 2. Correlation of two frames of measurement data
对应模态 IMF 1IMF 2IMF 3IMF 4IMF 5R 互相关系数 0.02 0.71 0.33 0.46 0.99 0.99
Table 3. Inversion results of diameter and refractive index
View tableView in ArticleTable 3. Inversion results of diameter and refractive index
k 1 2 3 4 5 6 折射率 1.332 4 1.332 5 1.332 6 1.332 3 1.332 4 1.332 5 直径/μm 1 888 1 893 1 895 1 881 1 888 1 893
Table 4. Inversion results of diameter and refractive index
View tableView in ArticleTable 4. Inversion results of diameter and refractive index
浓度/% 5 10 15 20 折射率 参照值 1.335 5 1.339 5 1.342 5 1.346 9 测量值(±0.000 24) 1.335 2 1.339 4 1.342 9 1.347 0 直径1/μm 参照值 1 294 1 462 1 372 1 431 测量值(±14) 1 288 1 481 1 383 1 418 直径2/μm 参照值 1 474 1 567 1 589 1 589 测量值(±14) 1 477 1 549 1 603 1 579 直径3/μm 参照值 1 629 1 761 1 709 1 666 测量值(±14) 1 641 1 780 1 727 1 674
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Daobin LUO, Yipan QIN, Zongmin YUE, Lailai QIAN, Bo SHI, Jiaojiao XIE. Study on measurement method by empirical mode decomposition of rainbow signal[J]. Journal of Applied Optics, 2020, 41(2): 375
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Received: Jun. 10, 2019
Accepted: --
Published Online: Apr. 23, 2020
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