Comfort evaluation during bathing based on time-series analysis of physiological indices

In a bathing environment, it is needed to evaluate an emotional effect quantitatively and continuously at stage of the product design for improving stress-relaxation effect. This study aimed to propose an index which can evaluate the comfort quantitatively and continuously on bathing. To search the...

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Main Authors: Jongseong GWAK, Motoki SHINO, Minoru KAMATA
Format: Article
Language:Japanese
Published: The Japan Society of Mechanical Engineers 2016-09-01
Series:Nihon Kikai Gakkai ronbunshu
Subjects:
Online Access:https://www.jstage.jst.go.jp/article/transjsme/82/841/82_16-00092/_pdf/-char/en
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author Jongseong GWAK
Motoki SHINO
Minoru KAMATA
author_facet Jongseong GWAK
Motoki SHINO
Minoru KAMATA
author_sort Jongseong GWAK
collection DOAJ
description In a bathing environment, it is needed to evaluate an emotional effect quantitatively and continuously at stage of the product design for improving stress-relaxation effect. This study aimed to propose an index which can evaluate the comfort quantitatively and continuously on bathing. To search the physiological indices correlated to the comfortable feeling, we measured subjective evaluation of comfortable feeling in one-minute increments, with continuous measurement of physiological parameter before bathing, on bathing, after bathing. We analyzed the relationship between time-series data of the subjective evaluation and the physiological parameter. As a result, we proposed the evaluation index of comfortable feeling by using HF content obtained from spectral analysis of heart rate variability, and confirmed that the evaluation index can evaluate comfortable feeling quantitatively and continuously including the effect of personal preferences related to bathing.
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spelling doaj.art-3d8603ab00c74d1aadfe3245bb14d18b2022-12-22T03:41:31ZjpnThe Japan Society of Mechanical EngineersNihon Kikai Gakkai ronbunshu2187-97612016-09-018284116-0009216-0009210.1299/transjsme.16-00092transjsmeComfort evaluation during bathing based on time-series analysis of physiological indicesJongseong GWAK0Motoki SHINO1Minoru KAMATA2Department of Mechanical Engineering, the University of TokyoDepartment of Mechanical Engineering, the University of TokyoDepartment of Human and Engineered Environmental Studies, the University of TokyoIn a bathing environment, it is needed to evaluate an emotional effect quantitatively and continuously at stage of the product design for improving stress-relaxation effect. This study aimed to propose an index which can evaluate the comfort quantitatively and continuously on bathing. To search the physiological indices correlated to the comfortable feeling, we measured subjective evaluation of comfortable feeling in one-minute increments, with continuous measurement of physiological parameter before bathing, on bathing, after bathing. We analyzed the relationship between time-series data of the subjective evaluation and the physiological parameter. As a result, we proposed the evaluation index of comfortable feeling by using HF content obtained from spectral analysis of heart rate variability, and confirmed that the evaluation index can evaluate comfortable feeling quantitatively and continuously including the effect of personal preferences related to bathing.https://www.jstage.jst.go.jp/article/transjsme/82/841/82_16-00092/_pdf/-char/enthermal comforttime-series analysisphysiological indexheart rate variation
spellingShingle Jongseong GWAK
Motoki SHINO
Minoru KAMATA
Comfort evaluation during bathing based on time-series analysis of physiological indices
Nihon Kikai Gakkai ronbunshu
thermal comfort
time-series analysis
physiological index
heart rate variation
title Comfort evaluation during bathing based on time-series analysis of physiological indices
title_full Comfort evaluation during bathing based on time-series analysis of physiological indices
title_fullStr Comfort evaluation during bathing based on time-series analysis of physiological indices
title_full_unstemmed Comfort evaluation during bathing based on time-series analysis of physiological indices
title_short Comfort evaluation during bathing based on time-series analysis of physiological indices
title_sort comfort evaluation during bathing based on time series analysis of physiological indices
topic thermal comfort
time-series analysis
physiological index
heart rate variation
url https://www.jstage.jst.go.jp/article/transjsme/82/841/82_16-00092/_pdf/-char/en
work_keys_str_mv AT jongseonggwak comfortevaluationduringbathingbasedontimeseriesanalysisofphysiologicalindices
AT motokishino comfortevaluationduringbathingbasedontimeseriesanalysisofphysiologicalindices
AT minorukamata comfortevaluationduringbathingbasedontimeseriesanalysisofphysiologicalindices