Title:
IMAGE SEARCH METHOD, AND VIRTUAL CHARACTER IMAGE ACQUISITION METHOD AND DEVICE
Document Type and Number:
WIPO Patent Application WO/2017/157261
Kind Code:
A1
Abstract:
Provided are an image search method, and a virtual character image acquisition method and device, used for solving the problem in the prior art of large search result deviations caused by colour deviations due to illumination, shadow, visual colour difference etc. The image search method comprises: acquiring a generated virtual character image; determining the colours of various pixels of the virtual character image; respectively acquiring colour groups corresponding to the colours of the various pixels from within a colour group library, the colour group library being acquired by performing clustering on colours corresponding to various pixels within several actual character images in advance, each type corresponding to one colour group, one colour group corresponding to one basic colour, one colour group comprising a plurality of colours; using the pluralities of colours included within the colour groups of the various pixels to search within a target image database for an image matching the virtual character image.
Inventors:
LIN QINGKE (CN)
BAI BO (CN)
CHEN MAOLIN (CN)
BAI BO (CN)
CHEN MAOLIN (CN)
Application Number:
PCT/CN2017/076466
Publication Date:
September 21, 2017
Filing Date:
March 13, 2017
Export Citation:
Assignee:
HUAWEI TECH CO LTD (CN)
International Classes:
G06F17/30
Foreign References:
| CN103530903A | 2014-01-22 | |||
| CN105069042A | 2015-11-18 | |||
| CN105205171A | 2015-12-30 | |||
| CN102663391A | 2012-09-12 | |||
| US7792887B1 | 2010-09-07 | |||
| US8891902B2 | 2014-11-18 |
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