Title:
SKIN DARKENING EVALUATION DEVICE AND SKIN DARKENING EVALUATION METHOD
Document Type and Number:
WIPO Patent Application WO/2014/174962
Kind Code:
A1
Abstract:
A skin darkening evaluation device comprises: a frequency analysis means for decomposing a skin image into color irregularities of a prescribed size; a color irregularity index acquisition means for acquiring skin color information from the color irregularity which is decomposed by the frequency analysis means, and acquiring a color irregularity index of the color irregularity from the acquired skin color information; and a darkening evaluation means for evaluating a darkening of the skin corresponding to the skin image on the basis of the color irregularity index which is obtained from the color irregularity index acquisition means.
Inventors:
KIKUCHI KUMIKO (JP)
MASUDA YUJI (JP)
MASUDA YUJI (JP)
Application Number:
PCT/JP2014/058106
Publication Date:
October 30, 2014
Filing Date:
March 24, 2014
Export Citation:
Assignee:
SHISEIDO CO LTD (JP)
International Classes:
A61B5/107
Foreign References:
| JP2011240086A | 2011-12-01 | |||
| JP2011118671A | 2011-06-16 | |||
| US20110142305A1 | 2011-06-16 | |||
| JP2013043017A | 2013-03-04 | |||
| JP3798550B2 | 2006-07-19 | |||
| JP3727807B2 | 2005-12-21 | |||
| JP2011240086A | 2011-12-01 |
Other References:
YAYOI INOUE ET AL.: "Study of skin color unevenness using independent component analysis", JOURNAL OF SCCJ, vol. 45, no. 3, 20 September 2011 (2011-09-20), pages 218 - 224, XP008181319
OSAMU KANEKO; HIROYUKI TSUKADA; YOSHIE ISHIKAWA; YUKIKO KAWAGUCHI, J. SOC. COSMET. CHEM. JAPAN, vol. 31, no. 1, 1997
OSAMU KANEKO; YUKIKO KAWAGUCHI; YOSHIE ISHIKAWA; KAZUMASA INAGAKI, J. SOC. COSMET. CHEM. JAPAN, vol. 31, no. 4, 1997
See also references of EP 2989980A4
OSAMU KANEKO; HIROYUKI TSUKADA; YOSHIE ISHIKAWA; YUKIKO KAWAGUCHI, J. SOC. COSMET. CHEM. JAPAN, vol. 31, no. 1, 1997
OSAMU KANEKO; YUKIKO KAWAGUCHI; YOSHIE ISHIKAWA; KAZUMASA INAGAKI, J. SOC. COSMET. CHEM. JAPAN, vol. 31, no. 4, 1997
See also references of EP 2989980A4
Attorney, Agent or Firm:
ITOH Tadashige et al. (JP)
Tadashige Ito (JP)
Tadashige Ito (JP)
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