METHOD FOR IMPROVED AUTHENTICATION OF MATERIAL OBJECT Russian patent published in 2022 - IPC G06V10/145 

Abstract RU 2770174 C2

FIELD: information technologies.

SUBSTANCE: invention relates to the field of information technologies, namely to a method for determining a relational print between two images. The method for determining a relational print between two images includes providing an image of a material object and a selected reference image, other than the first image, calculating similarity vectors between fragments by means of a similarity indicator and a selected rank, which are selected to obtain a print vector field formed by similarity vectors, wherein the print vector field contains at least one disordered domain in the context of entropy criterion, and recording a representation of at least one disordered domain of obtained print vector field as a relational print.

EFFECT: increase in the accuracy of determining the relational print of the object image.

32 cl, 17 dwg

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RU 2 770 174 C2

Authors

Boutant, Yann

Fournel, Thierry

Dates

2022-04-14Published

2017-05-17Filed