Skin vibration and contact force in active perception for roughness ratings

Makiko Natsume, Yoshihiro Tanaka, Wouter M. Bergmann Tiest, Astrid M.L. Kappers

Research output: Chapter in Book / Report / Conference proceedingConference contributionAcademicpeer-review

Abstract

When we touch an object, we can obtain tactile information through our skin. Thus it is important to reveal the relationship between the subjective sensation and objective quantities like the skin vibration elicited on our skin. In this paper, we focus on roughness perception, one of the main tactile sensations of materials. We measured skin vibration and contact force in natural active roughness perception for a large set of different materials, of which the physical roughness could be expressed in various industrial roughness measures like Ra. The results showed that there was no relationship between contact force and subjective roughness, so apparently humans do not control contact forces intentionally in a roughness estimation task. Power functions were fitted to each relationship between the other objective parameters and estimated roughness. The goodness-of-fit value of skin vibration was significantly better than any of the other parameters. Thus, the main conclusion is that these results suggest that skin vibration plays a determining role in roughness perception.

Original languageEnglish
Title of host publication2017 26th IEEE International Symposium on Robot and Human Interactive Communication (RO-MAN)
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages1479-1484
Number of pages6
ISBN (Electronic)9781538635186
DOIs
Publication statusPublished - 14 Dec 2017
Event26th IEEE International Symposium on Robot and Human Interactive Communication, RO-MAN 2017 - Lisbon, Portugal
Duration: 28 Aug 20171 Sept 2017

Conference

Conference26th IEEE International Symposium on Robot and Human Interactive Communication, RO-MAN 2017
Country/TerritoryPortugal
CityLisbon
Period28/08/171/09/17

Funding

This work was supported by NITech Grant for Global Initiative Project. 1Nagoya Institute of Technology, Gokiso-cho, Showa-ku, Nagoya, Japan. [email protected], [email protected] 2JST, PRESTO, Kawaguchi, Japan. 3Rotterdam University of Applied Sciences, Wijnhaven 99, Rotterdam, The Netherlands. [email protected] 4Vrije Universiteit, Van der Boechorststraat 9, Amsterdam, The Netherlands. [email protected]

FundersFunder number
NITech

    Keywords

    • active touch
    • contact force
    • physical parameter
    • skin vibration
    • Subjective roughness rating

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