CN116776909B - Bottle lid two-dimensional code system of tracing to source - Google Patents
Bottle lid two-dimensional code system of tracing to source Download PDFInfo
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- CN116776909B CN116776909B CN202311083285.5A CN202311083285A CN116776909B CN 116776909 B CN116776909 B CN 116776909B CN 202311083285 A CN202311083285 A CN 202311083285A CN 116776909 B CN116776909 B CN 116776909B
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- 238000000034 method Methods 0.000 claims abstract description 16
- 238000004364 calculation method Methods 0.000 claims abstract description 14
- 238000006243 chemical reaction Methods 0.000 claims description 5
- 230000009286 beneficial effect Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 235000013361 beverage Nutrition 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
- G06K7/14—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation using light without selection of wavelength, e.g. sensing reflected white light
- G06K7/1404—Methods for optical code recognition
- G06K7/1408—Methods for optical code recognition the method being specifically adapted for the type of code
- G06K7/1417—2D bar codes
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
- G06K7/14—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation using light without selection of wavelength, e.g. sensing reflected white light
- G06K7/1404—Methods for optical code recognition
- G06K7/1439—Methods for optical code recognition including a method step for retrieval of the optical code
- G06K7/1443—Methods for optical code recognition including a method step for retrieval of the optical code locating of the code in an image
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
- G06K7/14—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation using light without selection of wavelength, e.g. sensing reflected white light
- G06K7/1404—Methods for optical code recognition
- G06K7/146—Methods for optical code recognition the method including quality enhancement steps
- G06K7/1482—Methods for optical code recognition the method including quality enhancement steps using fuzzy logic or natural solvers, such as neural networks, genetic algorithms and simulated annealing
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q30/00—Commerce
- G06Q30/018—Certifying business or products
- G06Q30/0185—Product, service or business identity fraud
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/30—Computing systems specially adapted for manufacturing
Abstract
The invention discloses a bottle cap two-dimensional code traceability system, which belongs to the technical field of data processing and comprises a bottle cap two-dimensional code image acquisition unit, a two-dimensional code decryption unit, a two-dimensional code characteristic acquisition unit and a traceability matching unit; the bottle cap two-dimensional code image acquisition unit is used for acquiring a two-dimensional code image of the bottle cap through scanning equipment; the two-dimension code decryption unit is used for performing decryption operation on the two-dimension code image of the bottle cap to generate a two-dimension code decryption image; the two-dimensional code feature acquisition unit is used for acquiring feature identification codes of the two-dimensional code decrypted images; and the tracing matching unit is used for determining bottle cap tracing information according to the feature identification codes. The bottle cap two-dimension code tracing system generates a decrypted image by collecting the two-dimension code image and decrypting the two-dimension code image, the whole decryption process relates to position decryption, the process is simple and easy to realize, the tracing result is determined through simple calculation of Euclidean distance, and an anti-counterfeiting function is added for the bottle cap two-dimension code.
Description
Technical Field
The invention belongs to the technical field of data processing, and particularly relates to a bottle cap two-dimensional code tracing system.
Background
The two-dimensional code is sprayed or stuck on the bottle cap, so that the method is a common beverage anti-counterfeiting method, the two-dimensional code is used for recording the product anti-counterfeiting information, the tracing is easy to find, the realization cost is low, and consumers can carry out anti-counterfeiting tracing on the product by scanning the two-dimensional code anti-counterfeiting picture tag through terminal equipment such as a smart phone and the like; meanwhile, through scanning the two-dimension code, consumers can participate in marketing, lottery drawing and other activities of factories through the Internet. However, the existing bottle cap two-dimension code tracing method cannot effectively decrypt the two-dimension code and cannot effectively process the two-dimension code image.
Disclosure of Invention
The invention provides a bottle cap two-dimensional code tracing system for solving the problems.
The technical scheme of the invention is as follows: the bottle cap two-dimensional code traceability system comprises a bottle cap two-dimensional code image acquisition unit, a two-dimensional code decryption unit, a two-dimensional code characteristic acquisition unit and a traceability matching unit;
the bottle cap two-dimensional code image acquisition unit is used for acquiring a two-dimensional code image of the bottle cap through scanning equipment;
the two-dimension code decryption unit is used for performing decryption operation on the two-dimension code image of the bottle cap to generate a two-dimension code decryption image;
the two-dimensional code feature acquisition unit is used for acquiring feature identification codes of the two-dimensional code decrypted images;
and the tracing matching unit is used for determining bottle cap tracing information according to the feature identification codes.
Further, the two-dimensional code decryption unit generating the two-dimensional code decryption image includes the steps of:
acquiring original position coordinates of each pixel point in a two-dimensional code image of the bottle cap;
and performing decryption conversion on the original position coordinates of each pixel point in the two-dimensional code image, generating the decryption position coordinates of each pixel point, and finishing decryption operation.
Further, the calculation formula of the decryption position coordinates is:
；
wherein M represents the number of pixels and x of the two-dimensional code image m An abscissa representing the original position coordinates of the mth pixel point, y m An ordinate, X, representing the original position coordinates of the mth pixel point m Representing the decrypted position coordinates of the mth pixelAbscissa, Y m And the ordinate representing the decryption position coordinates of the mth pixel.
The beneficial effects of the above-mentioned further scheme are: in the invention, the decryption operation is completed through position decryption conversion, and the whole process is fast and easy to realize.
Further, the two-dimensional code feature acquisition unit acquires the feature identification code including the steps of:
extracting decryption position coordinates of four vertexes in a two-dimensional code decryption image;
determining a decryption abscissa interval and a decryption ordinate interval according to the decryption position coordinates of the four vertexes;
in the two-dimensional code decrypted image, determining that an abscissa of a decrypted position coordinate belongs to a decrypted abscissa interval and an ordinate of the decrypted position coordinate belongs to a pixel point set of the decrypted ordinate interval;
extracting gray values of all pixel points in a pixel point set;
calculating characteristic values corresponding to gray values of all pixel points in the pixel point set, and coding all the characteristic values to generate a characteristic identification code.
The beneficial effects of the above-mentioned further scheme are: in the invention, the position coordinates of four vertexes in a two-dimensional code decrypted image can approximately reflect the direction and the position of the image, and the decrypted position coordinates of the four vertexes are subjected to parameter operation to generate a corresponding decrypted abscissa interval and a decrypted ordinate interval, so that the pixel points which can be used as the basis of extracting the characteristic values are determined, and the characteristic identification code is generated.
Further, the calculation formula of the decryption abscissa interval is:
，
；
wherein A is 1 Represents the left end point of the decryption abscissa interval, A 2 Represents the right endpoint, a, of the decrypted abscissa interval 1 Represents the abscissa of the upper left vertex, b 1 The abscissa representing the upper right vertex, c 1 Represents the abscissa of the lower left vertex, d 1 And the abscissa of the lower right vertex.
Further, the calculation formula of the decrypted ordinate interval is:
，
；
wherein B is 1 Represents the left end point of the decrypted ordinate interval, B 2 Right end point, a, representing the decryption ordinate interval 2 Representing the ordinate of the upper left vertex, b 2 Representing the ordinate of the upper right vertex, c 2 Representing the ordinate of the lower left vertex, d 2 Representing the ordinate of the lower right vertex.
Further, the characteristic value theta corresponding to the gray value of the nth pixel point in the pixel point set n The calculation formula of (2) is as follows:
；
wherein N represents the number of pixels in the pixel set, alpha n Representing the gray value of the nth pixel point in the pixel point set, alpha 0 And representing the gray value average value of all the pixels in the pixel point set.
Further, the tracing matching unit determines that the bottle cap tracing comprises the following steps:
acquiring all original traceability codes from a database;
calculating Euclidean distance between the feature identification codes and each original traceability code in the database;
and taking the tracing information corresponding to the original tracing code with the minimum Euclidean distance as a tracing result.
The beneficial effects of the above-mentioned further scheme are: in the invention, the original tracing code of the bottle cap is similar to the food tracing code, can be formed by adopting a plurality of pure digits in a mixed mode, is formed by a system through a special algorithm and is an electronic identity card number of the bottle cap. And performing coding operation on the pixel characteristic values to obtain characteristic identification codes corresponding to the two-dimensional code images, and performing simple Euclidean distance operation on the characteristic identification codes and the original traceability codes to determine the best matched traceability result. The whole process is easy to operate and simple.
The beneficial effects of the invention are as follows:
(1) The bottle cap two-dimension code traceability system generates a decrypted image by collecting the two-dimension code image and decrypting the two-dimension code image, and the whole decryption process relates to position decryption and is simple and easy to realize;
(2) The bottle cap two-dimensional code tracing system determines a decryption abscissa interval and a decryption ordinate interval through decryption position coordinates of four vertexes, then determines a pixel point set meeting requirements through the two coordinate intervals, extracts characteristic values of the pixel point set for coding, and determines unique characteristic identification codes of each two-dimensional code, wherein the codes comprise main information of the two-dimensional code;
(3) The bottle cap two-dimension code tracing system determines tracing results through simple calculation of Euclidean distance, and adds anti-counterfeiting function for the bottle cap two-dimension code.
Drawings
Fig. 1 is a block diagram of a bottle cap two-dimensional code tracing system.
Detailed Description
Embodiments of the present invention are further described below with reference to the accompanying drawings.
As shown in fig. 1, the invention provides a bottle cap two-dimensional code traceability system, which comprises a bottle cap two-dimensional code image acquisition unit, a two-dimensional code decryption unit, a two-dimensional code characteristic acquisition unit and a traceability matching unit;
the bottle cap two-dimensional code image acquisition unit is used for acquiring a two-dimensional code image of the bottle cap through scanning equipment;
the two-dimension code decryption unit is used for performing decryption operation on the two-dimension code image of the bottle cap to generate a two-dimension code decryption image;
the two-dimensional code feature acquisition unit is used for acquiring feature identification codes of the two-dimensional code decrypted images;
and the tracing matching unit is used for determining bottle cap tracing information according to the feature identification codes.
Further, the two-dimensional code decryption unit generating the two-dimensional code decryption image includes the steps of:
acquiring original position coordinates of each pixel point in a two-dimensional code image of the bottle cap;
and performing decryption conversion on the original position coordinates of each pixel point in the two-dimensional code image, generating the decryption position coordinates of each pixel point, and finishing decryption operation.
In the embodiment of the invention, the calculation formula of the decryption position coordinates is as follows:
；
wherein M represents the number of pixels and x of the two-dimensional code image m An abscissa representing the original position coordinates of the mth pixel point, y m An ordinate, X, representing the original position coordinates of the mth pixel point m An abscissa representing the decryption position coordinates of the mth pixel, Y m And the ordinate representing the decryption position coordinates of the mth pixel.
In the invention, the decryption operation is completed through position decryption conversion, and the whole process is fast and easy to realize.
In the embodiment of the invention, the two-dimensional code feature acquisition unit acquires the feature identification code, which comprises the following steps:
extracting decryption position coordinates of four vertexes in a two-dimensional code decryption image;
determining a decryption abscissa interval and a decryption ordinate interval according to the decryption position coordinates of the four vertexes;
in the two-dimensional code decrypted image, determining that an abscissa of a decrypted position coordinate belongs to a decrypted abscissa interval and an ordinate of the decrypted position coordinate belongs to a pixel point set of the decrypted ordinate interval;
extracting gray values of all pixel points in a pixel point set;
calculating characteristic values corresponding to gray values of all pixel points in the pixel point set, and coding all the characteristic values to generate a characteristic identification code.
In the invention, the position coordinates of four vertexes in a two-dimensional code decrypted image can approximately reflect the direction and the position of the image, and the decrypted position coordinates of the four vertexes are subjected to parameter operation to generate a corresponding decrypted abscissa interval and a decrypted ordinate interval, so that the pixel points which can be used as the basis of extracting the characteristic values are determined, and the characteristic identification code is generated.
In the embodiment of the invention, the calculation formula of the decryption abscissa interval is as follows:
，
；
wherein A is 1 Represents the left end point of the decryption abscissa interval, A 2 Represents the right endpoint, a, of the decrypted abscissa interval 1 Represents the abscissa of the upper left vertex, b 1 The abscissa representing the upper right vertex, c 1 Represents the abscissa of the lower left vertex, d 1 And the abscissa of the lower right vertex.
In the embodiment of the invention, the calculation formula of the decryption ordinate interval is as follows:
，
；
wherein B is 1 Represents the left end point of the decrypted ordinate interval, B 2 Right end point, a, representing the decryption ordinate interval 2 Representing the ordinate of the upper left vertex, b 2 Representing the ordinate of the upper right vertex, c 2 Representing the ordinate of the lower left vertex, d 2 Representing the ordinate of the lower right vertex.
In the present inventionIn the embodiment, the characteristic value θ corresponding to the gray value of the nth pixel in the pixel set n The calculation formula of (2) is as follows:
；
wherein N represents the number of pixels in the pixel set, alpha n Representing the gray value of the nth pixel point in the pixel point set, alpha 0 And representing the gray value average value of all the pixels in the pixel point set.
In the embodiment of the invention, the tracing matching unit determines that the bottle cap traces the source, and the method comprises the following steps:
acquiring all original traceability codes from a database;
calculating Euclidean distance between the feature identification codes and each original traceability code in the database;
and taking the tracing information corresponding to the original tracing code with the minimum Euclidean distance as a tracing result.
In the invention, the original tracing code of the bottle cap is similar to the food tracing code, can be formed by adopting a plurality of pure digits in a mixed mode, is formed by a system through a special algorithm and is an electronic identity card number of the bottle cap. And performing coding operation on the pixel characteristic values to obtain characteristic identification codes corresponding to the two-dimensional code images, and performing simple Euclidean distance operation on the characteristic identification codes and the original traceability codes to determine the best matched traceability result. The whole process is easy to operate and simple.
Those of ordinary skill in the art will recognize that the embodiments described herein are for the purpose of aiding the reader in understanding the principles of the present invention and should be understood that the scope of the invention is not limited to such specific statements and embodiments. Those of ordinary skill in the art can make various other specific modifications and combinations from the teachings of the present disclosure without departing from the spirit thereof, and such modifications and combinations remain within the scope of the present disclosure.
Claims (1)
1. The bottle cap two-dimensional code tracing system is characterized by comprising a bottle cap two-dimensional code image acquisition unit, a two-dimensional code decryption unit, a two-dimensional code characteristic acquisition unit and a tracing matching unit;
the bottle cap two-dimensional code image acquisition unit is used for acquiring a two-dimensional code image of the bottle cap through scanning equipment;
the two-dimensional code decryption unit is used for performing decryption operation on the two-dimensional code image of the bottle cap to generate a two-dimensional code decryption image;
the two-dimensional code feature acquisition unit is used for acquiring feature identification codes of the two-dimensional code decrypted images;
the tracing matching unit is used for determining bottle cap tracing information according to the feature identification codes;
the two-dimensional code decryption unit generates a two-dimensional code decryption image, which comprises the following steps:
acquiring original position coordinates of each pixel point in a two-dimensional code image of the bottle cap;
performing decryption conversion on the original position coordinates of each pixel point in the two-dimensional code image to generate decryption position coordinates of each pixel point, and finishing decryption operation;
the calculation formula of the decryption position coordinates is as follows:
the method comprises the steps of carrying out a first treatment on the surface of the Wherein M represents the number of pixels and x of the two-dimensional code image m An abscissa representing the original position coordinates of the mth pixel point, y m An ordinate, X, representing the original position coordinates of the mth pixel point m An abscissa representing the decryption position coordinates of the mth pixel, Y m An ordinate representing the decryption position coordinates of the mth pixel;
the two-dimensional code feature acquisition unit acquires feature identification codes, which comprises the following steps:
extracting decryption position coordinates of four vertexes in a two-dimensional code decryption image;
determining a decryption abscissa interval and a decryption ordinate interval according to the decryption position coordinates of the four vertexes;
in the two-dimensional code decrypted image, determining that an abscissa of a decrypted position coordinate belongs to a decrypted abscissa interval and an ordinate of the decrypted position coordinate belongs to a pixel point set of the decrypted ordinate interval;
extracting gray values of all pixel points in a pixel point set;
calculating characteristic values corresponding to gray values of all pixel points in a pixel point set, and coding all the characteristic values to generate a characteristic identification code;
the calculation formula of the decryption abscissa interval is as follows:
，
the method comprises the steps of carrying out a first treatment on the surface of the Wherein A is 1 Represents the left end point of the decryption abscissa interval, A 2 Represents the right endpoint, a, of the decrypted abscissa interval 1 Represents the abscissa of the upper left vertex, b 1 The abscissa representing the upper right vertex, c 1 Represents the abscissa of the lower left vertex, d 1 An abscissa representing the lower right vertex;
the calculation formula of the decryption ordinate interval is as follows:
，
the method comprises the steps of carrying out a first treatment on the surface of the Wherein B is 1 Represents the left end point of the decrypted ordinate interval, B 2 Right end point, a, representing the decryption ordinate interval 2 Representing the ordinate of the upper left vertex, b 2 Representing the ordinate of the upper right vertex, c 2 Representing the ordinate of the lower left vertex, d 2 An ordinate representing the lower right vertex;
the characteristic value theta corresponding to the gray value of the nth pixel point in the pixel point set n The calculation formula of (2) is as follows:
the method comprises the steps of carrying out a first treatment on the surface of the Wherein N represents the number of pixels in the pixel set, alpha n Representing the gray value of the nth pixel point in the pixel point set, alpha 0 Representing the gray value average value of all the pixel points in the pixel point set;
the tracing matching unit determines that the bottle cap tracing comprises the following steps:
acquiring all original traceability codes from a database;
calculating Euclidean distance between the feature identification codes and each original traceability code in the database;
and taking the tracing information corresponding to the original tracing code with the minimum Euclidean distance as a tracing result.
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