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Title:
CERTIFICATE AUTHENTICITY VERIFICATION METHOD AND APPARATUS, COMPUTER DEVICE AND STORAGE MEDIUM
Document Type and Number:
WIPO Patent Application WO/2021/017610
Kind Code:
A1
Abstract:
A certificate authenticity verification method and apparatus, a computer device and a storage medium. The certificate authenticity verification method comprises: acquiring image information of a target certificate at different continuous capturing angles, and performing feature detection on the image information at the capturing angles to obtain a plurality of pieces of continuous feature information, wherein feature detection comprises detecting color-changing ink values of an optically color-changing ink region in the image information, and the feature information comprises the color-changing ink values (S11); calculating the difference between each two adjacent color-changing ink values and taking the absolute value of the difference to obtain a plurality of color-changing ink absolute values (S12); determining whether there is a first color-changing ink absolute value that is greater than a preset color-changing ink absolute value among the plurality of color-changing ink absolute values (S13); and if so, then outputting information that the target certificate is authentic (S14). The certificate authenticity verification method may solve the problems in the prior art of low efficiency and low accuracy by means of manually verifying the authenticity of identification cards.

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Inventors:
SU ZHIHUI (CN)
GUO LINGLING (CN)
Application Number:
PCT/CN2020/093413
Publication Date:
February 04, 2021
Filing Date:
May 29, 2020
Export Citation:
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Assignee:
PING AN TECH SHENZHEN CO LTD (CN)
International Classes:
G06K9/32; G06Q30/00
Foreign References:
CN110570209A2019-12-13
CN109543551A2019-03-29
CN102890840A2013-01-23
CN104574642A2015-04-29
US20150022832A12015-01-22
Attorney, Agent or Firm:
SHENZHEN MINGRIJINDIAN INTELLECTUAL PROPERTY AGENCY FIRM (GENERAL) (CN)
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