Optical coherence tomography in fingertip biometrics

Y Yu, H Wang, H Sun, Y Zhang, P Chen… - Optics and Lasers in …, 2022 - Elsevier
Optical coherence tomography (OCT), as a non-destructive and high-resolution in vivo
imaging technology, has been adapted in fingertip biometric acquisition. It measures on and …

Friction of the human finger pad: influence of moisture, occlusion and velocity

SM Pasumarty, SA Johnson, SA Watson, MJ Adams - Tribology Letters, 2011 - Springer
The current paper describes an experimental study of the friction of the human finger pad.
The data highlight the role of sweat secretion and contact occlusion in producing wide …

[PDF][PDF] 光学相干层析成像在指尖生物特征识别中的应用

苗清然, 王海霞, 于洋, 张怡龙 - Laser & Optoelectronics …, 2023 - researching.cn
摘要指尖作为人体最方便采集的部位之一一直是生物特征识别研究的重点. 随着指纹等外部指尖
生物特征抵抗环境干扰能力差和容易被伪造等问题的出现, 人们开始关注指尖内部的生物特征 …

Methods and applications of fingertip subcutaneous biometrics based on optical coherence tomography

Y Yu, H Wang, Y Zhang, R Liang… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Degraded skin conditions and advanced forgery technologies have reduced the stability and
security of identity authentication based on external biometrics of the fingertip, including …

Orthogonal‐polarization‐gating optical coherence tomography for human sweat ducts in vivo

D Li, Z Li, J Zhang, K Li, S Wu, Y He… - Journal of …, 2021 - Wiley Online Library
We propose an orthogonal‐polarization‐gating optical coherence tomography (OPG‐OCT)
for human sweat ducts in vivo. OPG‐OCT is composed of the orthogonal linearly polarized …

Dynamic analysis of internal and external mental sweating by optical coherence tomography

M Ohmi, M Tanigawa, A Yamada… - … of Biomedical Optics, 2009 - spiedigitallibrary.org
Mental sweating is human sweating that is accelerated via the sympathetic nerve by
application of mental or physical stress. In the neurosciences, there is keen interest in this …

Dynamic analysis for mental sweating of a group of eccrine sweat glands on a human fingertip by optical coherence tomography

M Ohmi, M Tanigawa, Y Wada… - Skin research and …, 2012 - Wiley Online Library
Background An important function of skin physiology is mental sweating, where sweating is
accelerated via the sympathetic nerve by mental or physical stress externally applied to a …

Optical coherence tomography using images of hair structure and dyes penetrating into the hair

T Tsugita, T Iwai - Skin Research and Technology, 2014 - Wiley Online Library
Background/purpose Hair dyes are commonly evaluated by the appearance of the hair after
dyeing. However, this approach cannot simultaneously assess how deep the dye has …

Microvascular imaging using swept-source optical coherence tomography with single-channel acquisition

MT Tsai, TT Chi, HL Liu, FY Chang… - Applied physics …, 2011 - iopscience.iop.org
This study proposes a new approach to improve the phase stability for swept-source optical
coherence tomography (SS-OCT) with single-channel acquisition. This approach can …

Application to skin physiology using optical coherence tomography

M Ohmi - Laser therapy, 2016 - jstage.jst.go.jp
Conclusions: Dynamic analysis of mental sweating in the eccrine sweat glands and changes
in peripheral vessels was performed using time-sequential OCT imaging. For mental …