APPLIED LASER, Volume. 45, Issue 5, 187(2025)

Research on Age Estimation of Sweat Latent Fingermarks on Indoor Objects by Hyperspectral Combined with SVM

Tang Pengyu1, Wang Zhen1,2、*, and Ge Heng1
Author Affiliations
  • 1College of Forensic Sciences, Criminal Investigation Police University of China, Shenyang 110035, Liaoning, China
  • 2Key Laboratory of Impression Evidence Examination and Identification Technology, Ministry of Public Security, People′s Republic of China, Shenyang 110854, Liaoning, China
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    References(8)

    [1] [1] FRICK A A, CHIDLOW G, LEWIS S W, et al. Investigations into the initial composition of latent fingermark lipids by gas chromatography-mass spectrometry[J]. Forensic Science International, 2015, 254: 133-147.

    [2] [2] GALLAGHER M, WYSOCKI C J, LEYDEN J J, et al. Analyses of volatile organic compounds from human skin[J]. The British Journal of Dermatology, 2008, 159(4): 780-791.

    [3] [3] GORKA M, THOMAS A, BCUE A. Chemical composition of the fingermark residue: Assessment of the intravariability over one year using MALDI-MSI[J]. Forensic Science International, 2022, 338: 111380.

    [4] [4] MONG G, PETERSEN C, CLAUSS T. Advanced fingerprint analysis project fingerprint constituents[R]. [s. l.]:Pacific Northwest National Laboratory, 1999

    [5] [5] ARCHER N E, CHARLES Y, ELLIOTT J A, et al. Changes in the lipid composition of latent fingerprint residue with time after deposition on a surface[J]. Forensic Science International, 2005, 154(2/3): 224-239.

    [8] [8] GAO L, SMITH R T. Optical hyperspectral imaging in microscopy and spectroscopy: A review of data acquisition[J]. J Biophotonics, 2015, 8(6): 441-456.

    [17] [17] ARA JO M C U, SALDANHA T C B, GALVO R K H, et al. The successive projections algorithm for variable selection in spectroscopic multicomponent analysis[J]. Chemometrics and Intelligent Laboratory Systems, 2001, 57(2): 65-73.

    [20] [20] CHANG C W, LAIRD D A, MAUSBACH M J, et al. Near-infrared reflectance spectroscopy-principal components regression analyses of soil properties[J]. Soil Science Society of America Journal, 2001, 65(2): 480.

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    Tang Pengyu, Wang Zhen, Ge Heng. Research on Age Estimation of Sweat Latent Fingermarks on Indoor Objects by Hyperspectral Combined with SVM[J]. APPLIED LASER, 2025, 45(5): 187

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    Paper Information

    Category:

    Received: May. 1, 2024

    Accepted: Sep. 8, 2025

    Published Online: Sep. 8, 2025

    The Author Email: Wang Zhen (wangyuchena9@163.com)

    DOI:10.14128/j.cnki.al.20254504.187

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