Characterizing and imaging gross and real finger contacts under dynamic loading

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Characterizing and imaging gross and real finger contacts under dynamic loading. / Bochereau, Séréna; Dzidek, Brygida; Adams, Michael; Hayward, Vincent Hayward.

In: IEEE Transactions on Haptics, 04.07.2017.

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@article{4e5a5039ec6f41a08995609cc61b27b0,
title = "Characterizing and imaging gross and real finger contacts under dynamic loading",
abstract = "We describe an instrument intended to study finger contactsunder tangential dynamic loading. This type of loading is relevant to thenatural conditions when touch is used to discriminate and identify theproperties of the surfaces of objects — it is also crucial during objectmanipulation. The system comprises a high performance tribometerable to accurately record in vivo the components of the interfacialforces when a finger interacts with arbitrary surfaces which is combinedwith a high-speed, high-definition imaging apparatus. Broadband skinexcitation reproducing the dynamic contact loads previously identifiedcan be effected while imaging the contact through a transparent window,thus closely approximating the condition when the skin interacts with anon-transparent surface during sliding. As a preliminary example of thetype of phenomenon that can be identified with this apparatus, we showthat traction in the range from 10 to 1000 Hz tends to decrease fasterwith excitation frequency for dry fingers than for moist fingers.",
keywords = "fingerprint imaging, bio-tribology, dynamic loading, tactile",
author = "S{\'e}r{\'e}na Bochereau and Brygida Dzidek and Michael Adams and Hayward, {Vincent Hayward}",
year = "2017",
month = jul,
day = "4",
doi = "10.1109/TOH.2017.2686849",
language = "English",
journal = "IEEE Transactions on Haptics",
issn = "1939-1412",
publisher = "Institute of Electrical and Electronics Engineers (IEEE)",

}

RIS

TY - JOUR

T1 - Characterizing and imaging gross and real finger contacts under dynamic loading

AU - Bochereau, Séréna

AU - Dzidek, Brygida

AU - Adams, Michael

AU - Hayward, Vincent Hayward

PY - 2017/7/4

Y1 - 2017/7/4

N2 - We describe an instrument intended to study finger contactsunder tangential dynamic loading. This type of loading is relevant to thenatural conditions when touch is used to discriminate and identify theproperties of the surfaces of objects — it is also crucial during objectmanipulation. The system comprises a high performance tribometerable to accurately record in vivo the components of the interfacialforces when a finger interacts with arbitrary surfaces which is combinedwith a high-speed, high-definition imaging apparatus. Broadband skinexcitation reproducing the dynamic contact loads previously identifiedcan be effected while imaging the contact through a transparent window,thus closely approximating the condition when the skin interacts with anon-transparent surface during sliding. As a preliminary example of thetype of phenomenon that can be identified with this apparatus, we showthat traction in the range from 10 to 1000 Hz tends to decrease fasterwith excitation frequency for dry fingers than for moist fingers.

AB - We describe an instrument intended to study finger contactsunder tangential dynamic loading. This type of loading is relevant to thenatural conditions when touch is used to discriminate and identify theproperties of the surfaces of objects — it is also crucial during objectmanipulation. The system comprises a high performance tribometerable to accurately record in vivo the components of the interfacialforces when a finger interacts with arbitrary surfaces which is combinedwith a high-speed, high-definition imaging apparatus. Broadband skinexcitation reproducing the dynamic contact loads previously identifiedcan be effected while imaging the contact through a transparent window,thus closely approximating the condition when the skin interacts with anon-transparent surface during sliding. As a preliminary example of thetype of phenomenon that can be identified with this apparatus, we showthat traction in the range from 10 to 1000 Hz tends to decrease fasterwith excitation frequency for dry fingers than for moist fingers.

KW - fingerprint imaging

KW - bio-tribology

KW - dynamic loading

KW - tactile

U2 - 10.1109/TOH.2017.2686849

DO - 10.1109/TOH.2017.2686849

M3 - Article

JO - IEEE Transactions on Haptics

JF - IEEE Transactions on Haptics

SN - 1939-1412

ER -