Jove
Visualize
联系我们
JoVE
x logofacebook logolinkedin logoyoutube logo
关于 JoVE
概览领导团队博客JoVE 帮助中心
作者
出版流程编辑委员会范围与政策同行评审常见问题投稿
图书馆员
用户评价订阅访问资源图书馆顾问委员会常见问题
研究
JoVE JournalMethods CollectionsJoVE Encyclopedia of Experiments存档
教育
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab Manual教师资源中心教师网站
使用条款与条件
隐私政策
政策

相关概念视频

您也可能阅读

相关文章

通过共同作者、期刊和引用图与本文相关的文章。

排序
Same author

Non-contact Heart Sound Measurement by Defocused Speckle Imaging.

IEEE journal of biomedical and health informatics·2026
Same author

Cardiac 3D Mechanical and Electrical Signal Reconstruction via Defocused Speckle Imaging.

IEEE transactions on bio-medical engineering·2026
Same author

Detecting multiple fiducial markers from a camera seismocardiogram.

Biomedical optics express·2026
Same author

A Ubiquitous Platform for Camera-Based Multi-Parameter Vital Signs Monitoring in Hospital ICUs: A Double-Center Clinical Study.

IEEE journal of biomedical and health informatics·2025
Same author

Cardiac 3D Motion Reconstruction Using Dual-Camera Defocused Speckle Imaging With Multi-Scale Amplification.

IEEE journal of biomedical and health informatics·2025
Same author

A Dual Defocused Camera System For Reconstructing the Cardiac Z-axis Vibrations.

Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual International Conference·2025

相关实验视频

Updated: Jun 16, 2025

Quantitative Visualization and Detection of Skin Cancer Using Dynamic Thermal Imaging
06:08

Quantitative Visualization and Detection of Skin Cancer Using Dynamic Thermal Imaging

Published on: May 5, 2011

16.8K

活体皮肤检测基于结构光模式的空间时间分析.

Zhiyu Wang, Chuchu Liao, Liping Pan

    IEEE journal of biomedical and health informatics
    |August 20, 2024
    PubMed
    概括
    此摘要是机器生成的。

    这项研究引入了一种使用结构光的新鲜活体皮肤检测方法. 它分析激光点图案,准确地区分皮肤和非皮肤表面,改进生物识别防伪和生理成像.

    更多相关视频

    Author Spotlight: Developing a Tool for Using Inverted Confocal Microscopes for In Vivo Intravital Imaging
    04:11

    Author Spotlight: Developing a Tool for Using Inverted Confocal Microscopes for In Vivo Intravital Imaging

    Published on: June 30, 2023

    1.6K
    Subsurface Defect Localization by Structured Heating Using Laser Projected Photothermal Thermography
    11:34

    Subsurface Defect Localization by Structured Heating Using Laser Projected Photothermal Thermography

    Published on: May 15, 2017

    11.1K

    相关实验视频

    Last Updated: Jun 16, 2025

    Quantitative Visualization and Detection of Skin Cancer Using Dynamic Thermal Imaging
    06:08

    Quantitative Visualization and Detection of Skin Cancer Using Dynamic Thermal Imaging

    Published on: May 5, 2011

    16.8K
    Author Spotlight: Developing a Tool for Using Inverted Confocal Microscopes for In Vivo Intravital Imaging
    04:11

    Author Spotlight: Developing a Tool for Using Inverted Confocal Microscopes for In Vivo Intravital Imaging

    Published on: June 30, 2023

    1.6K
    Subsurface Defect Localization by Structured Heating Using Laser Projected Photothermal Thermography
    11:34

    Subsurface Defect Localization by Structured Heating Using Laser Projected Photothermal Thermography

    Published on: May 15, 2017

    11.1K

    科学领域:

    • 生物医学光学 生物医学光学
    • 计算机视觉 计算机视觉
    • 生物识别信息 生物识别信息

    背景情况:

    • 活体皮肤检测对于像图像摄影和生物识别防伪等应用至关重要.
    • 现有的方法可能无法充分利用皮肤复杂的光学特性.
    • 结构光为增强检测能力提供了一个有希望的途径.

    研究的目的:

    • 开发一种新的活体皮肤检测算法,利用结构光的时空特征.
    • 根据激光点相互作用来区分活体皮肤和非皮肤表面.
    • 提高生物识别和生理成像系统的准确性和稳定性.

    主要方法:

    • 利用在表面投射的结构激光图案的时空特征.
    • 分析了由于多层皮肤中的激光-组织相互作用引起的频率域度差异.
    • 由生理运动和激光干扰对活体皮肤造成的内置亮度波动.

    主要成果:

    • 拟议的方法在不同环境中实现了高性能,平均精度为85.32%,回忆率为83.87%,F1得分为83.03%.
    • 混合方法,结合频域度和亮度波动,显示出与仅使用皮肤结构属性的方法相比显著改善.
    • 在受控暗室实验和临床新生儿重症监护室 (NICU) 设置中都证明了疗效.

    结论:

    • 频域度和亮度波动分析的整合有效地提高了活体皮肤检测.
    • 基于光的结构化方法提供了强大而准确的方法来区分活体皮肤与其他材料.
    • 这项研究为先进的结构化基于光的生理成像和防伪技术提供了坚实的基础.