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Correction: Breath odor-based individual authentication by an artificial olfactory sensor system and machine learning

Chaiyanut Jirayupat ab, Kazuki Nagashima *ac, Takuro Hosomi ac, Tsunaki Takahashi ac, Benjarong Samransuksamer a, Yosuke Hanai d, Atsuo Nakao d, Masaya Nakatani d, Jiangyang Liu a, Guozhu Zhang a, Wataru Tanaka a, Masaki Kanai e, Takao Yasui cf, Yoshinobu Baba f and Takeshi Yanagida *abe
aDepartment of Applied Chemistry, Graduate School of Engineering, The University of Tokyo, 7-3-1 Hongo, Bunkyo-ku, Tokyo 113-8656, Japan. E-mail: kazu-n@g.ecc.u-tokyo.ac.jp; yanagida@g.ecc.u-tokyo.ac.jp
bInterdisciplinary Graduate School of Engineering Sciences, Kyushu University, 6-1 Kasuga-Koen, Kasuga, Fukuoka, 816-8580, Japan
cPRESTO, Japan Science and Technology Agency, 4-1-8, Honcho, Kawaguchi-Shi, Saitama 332-0012, Japan
dPanasonic Corporation, Industry Company, Sensing Solutions Development Center, Kadoma 1006, Kadoma, Osaka 571-8506, Japan
eInstitute for Materials Chemistry and Engineering, Kyushu University, 6-1 Kasuga-Koen, Kasuga, Fukuoka 816-8580, Japan
fDepartment of Biomolecular Engineering, Graduate School of Engineering, Nagoya University, Furo-cho, Chikusa-ku, Nagoya, 464-8603, Japan

Received 12th May 2022 , Accepted 12th May 2022

First published on 20th May 2022


Abstract

Correction for ‘Breath odor-based individual authentication by an artificial olfactory sensor system and machine learning’ by Chaiyanut Jirayupat et al., Chem. Commun., 2022, DOI: https://doi.org/10.1039/D1CC06384G.


In Fig. 4B, the y-axis should read ‘Number of sensors’ rather than ‘Accuracy (%)’, and the correct version of Fig. 4 is reproduced below.
image file: d2cc90179j-f4.tif
Fig. 1 (A) Accuracy of breath odor sensing-based individual authentication for 6 persons as a function of the number of used sensors. (B) Relationship between the number of persons and the number of required sensors with various thresholds in accuracy (>95%, >96% and >97%). (C) Coefficient of variation in accuracy as a function of the number of used sensors. (D) Averaged AUC of ROC curves as a function of the number of used sensors. (E) Confusion matrix for the breath odor sensing based individual authentication for 6 persons.

The Royal Society of Chemistry apologises for these errors and any consequent inconvenience to authors and readers.


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