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Acta Optica Sinica, Volume. 39, Issue 5, 0530001(2019)

Research and Verification of Fingerprint Time Retention Model

Jintao Yu1,2,3, Qingling Li1,2,3, Lei Li1,2,3, and Dayi Yin1,2,3、*
Author Affiliations
  • 1 Key Laboratory of Infrared System Detection and Imaging, Chinese Academy of Sciences, Shanghai 200083, China
  • 2 Shanghai Institute of Technical Physics, Chinese Academy of Sciences, Shanghai 200083, China
  • 3 University of Chinese Academy of Sciences, Beijing 100049, China
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    AbstractGet PDF(in Chinese)
    Figures&Tables (8)
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    Figures & Tables(8)
    Excitation spectra

    Fig. 1. Excitation spectra

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    Flow chart of fingerprint acquisition

    Fig. 2. Flow chart of fingerprint acquisition

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    Fingerprint image in each spectral band. (a) 240-280 nm; (b) 280-315 nm; (c) 315-340 nm

    Fig. 3. Fingerprint image in each spectral band. (a) 240-280 nm; (b) 280-315 nm; (c) 315-340 nm

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    Imaging DN value in each spectral band versus time. (a) 240-280 nm; (b) 280-315 nm; (c) 315-340 nm

    Fig. 4. Imaging DN value in each spectral band versus time. (a) 240-280 nm; (b) 280-315 nm; (c) 315-340 nm

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    Ratio of DN values in spectral bands 1 and 2 versus time

    Fig. 5. Ratio of DN values in spectral bands 1 and 2 versus time

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    Ratio of DN values in spectral bands 3 and 1 versus time

    Fig. 6. Ratio of DN values in spectral bands 3 and 1 versus time

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    • Table 1. Inversion calculation results for each spectral band

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      Table 1. Inversion calculation results for each spectral band

      SpectrumAverage code valueCorresponding radiance /(10-6 W·cm-2·sr-1)
      Spectrum 12323.87
      Spectrum 21662.77
      Spectrum 31011.68

    • Table 2. Imaging DN values of five fingerprints at different channels and time

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      Table 2. Imaging DN values of five fingerprints at different channels and time

      SpectrumDN value
      1st day2nd day3rd day4th day5th day6th day7th day
      232202174153138125115
      276240208180155132116
      Spectrum 1237209178157144130118
      305270236207182158136
      322285250221199176152
      174145121102867664
      201170143120988065
      Spectrum 2172150124105927866
      2241921651381159475
      23620317514712610584
      97796049383022
      110937156433024
      Spectrum 395806050412921
      1241038566503526
      1341068668554129
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    Jintao Yu, Qingling Li, Lei Li, Dayi Yin. Research and Verification of Fingerprint Time Retention Model[J]. Acta Optica Sinica, 2019, 39(5): 0530001

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    Paper Information

    Category: Spectroscopy

    Received: Nov. 8, 2018

    Accepted: Dec. 29, 2018

    Published Online: May. 10, 2019

    The Author Email:

    DOI:10.3788/AOS201939.0530001

    Topics

    laser devices and laser physics
    Lasers and Laser Optics
    Laser physics
    laser manufacturing
    Instrumentation, Measurement and Metrology