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Title:
IMAGE RETRIEVAL DEVICE AND METHOD, PHOTOGRAPH TIME ESTIMATION DEVICE AND METHOD, ITERATIVE STRUCTURE EXTRACTION DEVICE AND METHOD, AND PROGRAM
Document Type and Number:
WIPO Patent Application WO/2017/010514
Kind Code:
A1
Abstract:
Provided is an iterative structure extraction device including: an image feature extraction unit for extracting an image feature for each of a plurality of images photographed at one or more locations and to which mutually different photograph times are added; a time feature extraction unit for extracting, for each of the plurality of images, a time feature based on a cycle predetermined from the photograph time added to the image; and an iterative structure extraction unit for learning, on the basis of the image feature extracted for each of the plurality of images by the image feature extraction unit and the time feature extracted for each of the plurality of images by the time feature extraction unit, an iterative structure for mutual conversion between the time feature and an image feature component, the iterative structure being based on the correlation of a cyclic change between the image feature component and the time feature.

Inventors:
KIMURA AKISATO (JP)
USHIKU YOSHITAKA (JP)
KASHINO KUNIO (JP)
Application Number:
PCT/JP2016/070686
Publication Date:
January 19, 2017
Filing Date:
July 13, 2016
Export Citation:
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Assignee:
NIPPON TELEGRAPH & TELEPHONE (JP)
International Classes:
G06F17/30; G06V10/764
Foreign References:
JP2013021635A2013-01-31
JP2012088881A2012-05-10
JPH11308513A1999-11-05
Other References:
KAZUAKI KOMATSU ET AL.: "Context Joho o Riyo shita Jinbutsu Shikibetsu no Kairyo to Kikai Gakushu no Tekiyo", IPSJ SYMPOSIUM MEETING ON IMAGE RECOGNITION AND UNDERSTANDING (MIRU) 2011, 2 April 2014 (2014-04-02), pages 623 - 630
TOMOYA ISHIKAWA ET AL.: "Yochien Seikatsu o Kiroku shita Eizo no Yoyaku", IMAGE LAB, vol. 22, no. 12, 10 December 2011 (2011-12-10), pages 8 - 14
Attorney, Agent or Firm:
SHIGA INTERNATIONAL PATENT OFFICE (JP)
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