CN109120277A - Solid figure three-view diagram decoding method for commodity outer packing - Google Patents
Solid figure three-view diagram decoding method for commodity outer packing Download PDFInfo
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- CN109120277A CN109120277A CN201810964257.7A CN201810964257A CN109120277A CN 109120277 A CN109120277 A CN 109120277A CN 201810964257 A CN201810964257 A CN 201810964257A CN 109120277 A CN109120277 A CN 109120277A
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
- H03M13/03—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words
- H03M13/05—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits
- H03M13/11—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits using multiple parity bits
- H03M13/1102—Codes on graphs and decoding on graphs, e.g. low-density parity check [LDPC] codes
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
- H03M13/03—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words
- H03M13/05—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits
- H03M13/11—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits using multiple parity bits
- H03M13/1102—Codes on graphs and decoding on graphs, e.g. low-density parity check [LDPC] codes
- H03M13/1148—Structural properties of the code parity-check or generator matrix
Abstract
The present invention provides a kind of solid figure three-view diagram decoding method for commodity outer packing, it is related to the commodity counterfeit prevention trace-back technique that circulates.This method is using the information coding matrix of discretization as unique unit packaging identity information, by carrying out the process data processings such as even-odd check, coding, discretization and decoding to matrix information, so that the information labeling on circulation commodity has the characteristics that uniqueness, anti-interference, capacity greatly and trackability.Using method of the invention, the commodity trackability in circulation is on the one hand improved；On the other hand, be conducive to matrix information decoding, improve search efficiency.
Description
Technical field
The present invention relates to the circulation anti-fake traceability system fields of merchandise news.
Technical background
With the trend of economic sustainable development and the marketization, the circulation of trade increasingly high speed and convenience.But commodity
The thorny problem that manufacturing enterprise faces, during commodity circulation, the nonuniqueness for producing the information labeling of commodity leads to commodity
It can not trace in the circulation process, imitated, to commodity mark destruction of the part dealer to commodity, so that manufacturing enterprise suffers
Huge economic loss.
Therefore, not traceable and to mark breakoff phenomenon during commodity circulation, solution circulation quotient how to be prevented
The problems such as stream goods of product and falsifying, the problem of becoming domestic and foreign scholars' extensive concern, while also proposed and many solve above-mentioned ask
The method of topic, wherein based on laser anti-counterfeit, label anti-counterfeit, ink the printing class such as anti-fake, these traditional method for anti-counterfeit, in quotient
It is easy to forge in product circulation and by artificial destruction, effective anti-fake and anti-channel conflict effect is not achieved.
But for the commodity outer packing print information anti-counterfeiting technology of low cost, there are no be explicitly based on solid figure three
View decoding method.
Summary of the invention
It is an object of the invention to a kind of solid figure three-view diagram decoding methods for commodity outer packing, can be effectively
Information reparation after commodity in circulation are carried out anti-fake retrospect, destroyed.This method is made using the information coding matrix of discretization
For unique unit packaging identity information, by carrying out the processes such as even-odd check, coding, discretization and decoding to matrix information
Data processing so that circulation commodity on information labeling have the characteristics that uniqueness, anti-interference, capacity greatly and trackability.
Using method of the invention, the commodity trackability in circulation is on the one hand improved；On the other hand, be conducive to matrix information solution
Code improves search efficiency.
In order to reach the goals above, the technical solution adopted by the present invention is that:
A kind of solid figure three-view diagram decoding method applied to commodity outer packing, it is characterised in that include following step
It is rapid:
1) merchandise news is acquired
Merchandise news is acquired, and is converted into the data format of standard；
2) solid figure is generated
Information sequence is generated by computer random, and is associated with the collected merchandise news of step 1), a length is formed
For 27 coded information sequences, such as 101 110 000 011 001 001 000 011 111, is then formed and corresponded
The solid figure of relationship, as shown in Figure 3；
3) solid figure encodes
Using perspective, the method for projection, read from three front view of solid figure, left view and top view viewing angles
The information for taking solid figure obtains encoder matrix, and matrix and solid figure and corresponding merchandise news are interrelated, is formed
One-to-one relationship；
4)
Encoder matrix is rearranged
Addition element in the encoder matrix described in step 3), by code conversion at one 6 × 5 matrix, front view is compiled
Code matrix as shown in fig. 7, left view encoder matrix is as shown in figure 8, top view encoder matrix is as shown in figure 9, in matrix, use by " 1 "
Dot replaces, and " 0 " is replaced with blank, and matrix is substituted for dot matrix, and front view dot matrix is as shown in Figure 10, left view dot matrix such as Figure 11
Shown, top view dot matrix is as shown in figure 12.Three viewing matrixes of the solid figure in step 2) are imprinted on commodity outsourcing respectively
In the respective face of dress, commodity are marked；
5) information stores
By the raw information of commodity, it is stored in database profession with transformation, coding rule；
6) information decodes
By carrying out image recognition to the dot matrix of commodity outer packing, collect lattice information, according to decoding rule restore data,
Restore merchandise news.
Solid figure coding, specifically: using perspective, the method for projection, from the front view of step 2) solid figure,
Three viewing angles of left view and top view read the information of solid figure, obtain three encoder matrixs.Face graph code square
Battle array as shown in figure 4, left view encoder matrix as shown in figure 5, top view encoder matrix as shown in fig. 6, the encoder matrix and step
It is rapid 2) in solid figure and corresponding merchandise news it is interrelated, form one-to-one relationship；
3.1) as shown in figure 4, providing that its orthographic projection rule is as follows to a solid figure:
Solid figure is compared with original figure, square, which saves, is labeled as 1, and square, which abandons, is labeled as 0, from front to back
It is successively read the state of 3 squares of each file, shares 9 grids, each grid stores the state of 3 squares.To own
State in grid is lined up, and the sequence that a length is 27 is formed；
3.2) as shown in figure 5, providing that its left view projection rule is as follows to a solid figure:
Solid figure is compared with original figure, square, which saves, is labeled as 1, and square, which abandons, is labeled as 0, from left to right
It is successively read the state of each 3 horizontally-arranged squares, shares 9 grids, each grid stores the state of 3 squares.To own
State in grid is lined up, and the sequence that a length is 27 is formed.
3.3) as shown in fig. 6, providing that its top view projection rule is as follows to a solid figure:
Solid figure is compared with original figure, square, which saves, is labeled as 1, and square, which abandons, is labeled as 0, from top to bottom
It is successively read the state of 3 squares of each perpendicular column, shares 9 grids, each grid stores the state of 3 squares.To own
State in grid is lined up, and the sequence that a length is 27 is formed.
3.4) sequence that a length is 3 is added before length is 27 sequences, as view identification code, forms one
The sequence that a length is 30；
View identification code rule is as follows: 111 indicate front view, and 110 indicate left view, and 101 indicate top view.
By adopting the above-described technical solution, the present invention can effectively trace the Commodity Flow with matrix information mark
To having the characteristics that the recovery of preferable information matrix for anti-counterfeit commodities and information matrix by the commodity destroyed.It can make
The information flow direction of business administration commodity reduces commodity falsifying, improves operational efficiency.
Detailed description of the invention
Fig. 1 is three projection angle example schematic diagrams of solid figure three-view diagram.
Fig. 2 is the primitive cube body schematic diagram for generating solid figure.
Fig. 3 is the solid figure comprising merchandise news.
Fig. 4 is the solid figure front view schematic diagram comprising merchandise news.
Fig. 5 is the solid figure left view schematic diagram comprising merchandise news.
Fig. 6 is the solid figure top view illustration comprising merchandise news.
Fig. 7 is front view transformation matrix schematic diagram.
Fig. 8 is left view transformation matrix schematic diagram.
Fig. 9 is top view transformation matrix schematic diagram.
Figure 10 is front view transformation matrix dot matrix schematic diagram.
Figure 11 is left view transformation matrix dot matrix schematic diagram.
Figure 12 is top view transformation matrix dot matrix schematic diagram.
Specific embodiment
Below in conjunction with attached drawing and example, the three key steps in the method for the present invention technical solution are introduced, are conducive to
It is best understood from the method for the present invention technical solution.
One, merchandise news is converted into solid figure
As shown in Figure 1, the Three-view projection face of solid figure, which is respectively as follows: front view, corresponds to X0Z plane, the i.e. face V, left view
Corresponding YOZ plane, the i.e. face W, top view correspond to XOZ plane, the i.e. face H.
As shown in Fig. 2, original figure is made of 27 squares, 27 squares are respectively 3 × 3 × 3 according to length
Format combination.To 27 squares from top to bottom, from left to right, it is right 1 to 27 are numbered front to back, 27 squares are carried out respectively
It saves or abandons, solid figure is obtained, as shown in figure 3, the solid figure is converted to obtain by original figure combination merchandise news, then
Solid figure shares 2 27 power kinds.Commodity and solid figure are corresponded, merchandise news is converted into solid figure and is protected
It deposits.
Two, solid figure is converted into matrix
1) as shown in figure 4, providing that its orthographic projection rule is as follows to a solid figure:
Solid figure is compared with original figure, square, which saves, is labeled as 1, and square, which abandons, is labeled as 0, from front to back
It is successively read the state of 3 squares of each file, shares 9 grids, each grid stores the state of 3 squares.To own
State in grid is lined up, and forms a length as 27 sequences: 101 110 000 011 001 001 000 011
111.
2) as shown in figure 5, providing that its left view projection rule is as follows to a solid figure:
Solid figure is compared with original figure, square, which saves, is labeled as 1, and square, which abandons, is labeled as 0, from left to right
It is successively read the state of each 3 horizontally-arranged squares, shares 9 grids, each grid stores the state of 3 squares.To own
State in grid is lined up, and the sequence that a length is 27 is formed.
3) as shown in fig. 6, providing that its top view projection rule is as follows to a solid figure:
Solid figure is compared with original figure, square, which saves, is labeled as 1, and square, which abandons, is labeled as 0, from top to bottom
It is successively read the state of 3 squares of each perpendicular column, shares 9 grids, each grid stores the state of 3 squares.To own
State in grid is lined up, and the sequence that a length is 27 is formed.
4) sequence that a length is 3 is added before length is 27 sequences, as view identification code, forms one
The sequence that length is 30.View identification code rule is as follows: 111 indicate front view, and 110 indicate left view, and 101 indicate to overlook
Figure.
5) as shown in Fig. 7, Fig. 8 and Fig. 9, the sequence that length is 30 is converted into one 6 × 5 matrix.Fig. 7 is to face
Figure transformation matrix, Fig. 8 are left view transformation matrix, and Fig. 9 is printed on quotient by matrix conversion at dot matrix for top view transformation matrix
In product outer packing, the mark of merchandise news is completed.
Three, it decodes
By coding rule it is found that corresponding three views of the merchandise news of each commodity, the corresponding dot matrix of each view.Solution
Code is the inversely processing process of coding, can recover three solid figures by three dot matrix, three solid figures are compared,
Solid figure is restored, merchandise news is finally restored.
Claims (4)
1. a kind of solid figure three-view diagram decoding method applied to commodity outer packing, which is characterized in that comprise the steps of:
1) merchandise news is acquired
Merchandise news is acquired, and is converted into the data format of standard；
2) solid figure is generated
Information sequence is generated by computer random, and is associated with the collected merchandise news of step 1), forming a length is 27
Then the coded information sequences of position form the solid figure of one-to-one relationship；
3) solid figure encodes
Using perspective, the method for projection, come from three front view of step 2) solid figure, left view and top view viewing angles
The information for reading solid figure, obtains three encoder matrixs；Front view encoder matrix as shown in figure 4, left view encoder matrix such as
Shown in Fig. 5, top view encoder matrix is as shown in fig. 6, solid figure in the encoder matrix and step 2) and corresponding
Merchandise news is interrelated, forms one-to-one relationship；
3.1) its orthographic projection rule is as follows to be provided to a solid figure:
Solid figure is compared with original figure, square, which saves, is labeled as 1, and square, which abandons, is labeled as 0, from front to back successively
The state for reading 3 squares of each file, shares 9 grids, and each grid stores the state of 3 squares；By all grids
In state line up, forming a length is 27 sequences；
3.2) its left view projection rule is as follows to be provided to a solid figure:
Solid figure is compared with original figure, square, which saves, is labeled as 1, and square, which abandons, is labeled as 0, from left to right successively
The state for reading each 3 horizontally-arranged squares, shares 9 grids, and each grid stores the state of 3 squares；By all grids
In state line up, forming a length is 27 sequences；
3.3) its top view projection rule is as follows to be provided to a solid figure:
Solid figure is compared with original figure, square, which saves, is labeled as 1, and square, which abandons, is labeled as 0, from top to bottom successively
The state for reading 3 squares of each perpendicular column, shares 9 grids, and each grid stores the state of 3 squares；By all grids
In state line up, forming a length is 27 sequences；
3.4) sequence that a length is 3 is added before length is 27 sequences, as view identification code, is formed one long
The sequence that degree is 30；
View identification code rule is as follows: 111 indicate front view, and 110 indicate left view, and 101 indicate top view；
4) encoder matrix is rearranged
Addition element in the encoder matrix described in step 3), by code conversion at one 6 × 5 matrix, in matrix, " 1 " is used
Dot replaces, and " 0 " is replaced with blank, matrix is substituted for dot matrix, by three viewing matrixes of the solid figure in step 2) point
It is not imprinted in the respective face of commodity outer packing, commodity is marked；
5) information stores
By the raw information of commodity, it is stored in database profession with transformation, coding rule；
6) information decodes
Image recognition is carried out by the dot matrix in the step 4) to commodity outer packing, collects lattice information, it is extensive according to decoding rule
Complex data, reduction merchandise news.
2. being applied to the solid figure three-view diagram decoding method of commodity outer packing as described in claim 1, which is characterized in that
Solid figure is converted into matrix by step 3).
3. being applied to the solid figure three-view diagram decoding method of commodity outer packing as described in claim 1, which is characterized in that
The decoding of matrix information described in step 6), is the inversely processing process of coding, passes through the perspective view restored to three viewing matrixes
Shape is comprehensively compared, and finally restores original figure, and be compared by database, obtains merchandise news；
The concrete scheme of the comprehensive comparison is as follows: if three solid figures are identical, the solid figure restored is exactly former
Beginning figure；
If identical there are two in three solid figures, the two figures represent original figure；
If three solid figures are all different, six faces of three solid figures are aligned respectively, is superimposed, obtains
New solid figure, this new solid figure is exactly original figure.
4. being applied to the solid figure three-view diagram decoding method of commodity outer packing as described in claim 1, which is characterized in that
The code of latticed form, there is following three features: information point with or without distribution, the position distribution of information point, information point
Density Distribution.
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| CN104347089A (en) * | 2013-08-02 | 2015-02-11 | 日立乐金光科技株式会社 | Information recording media, information reproduction apparatus, and information reproducing method |
| CN106155299A (en) * | 2015-04-23 | 2016-11-23 | 青岛海信电器股份有限公司 | A kind of method and device that smart machine is carried out gesture control |
| CN107092948A (en) * | 2017-05-16 | 2017-08-25 | 李峰 | A kind of anti-counterfeit structure and method for anti-counterfeit based on stereochemical structure three-dimension code |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2741005A1 (en) * | 2008-10-31 | 2010-05-06 | Quadraxis | Process of correcting an image provided on a support which is subsequently submitted to a deformation process |
| FR2973910A1 (en) * | 2011-04-05 | 2012-10-12 | Franck Andre Marie Guigan | REFLECTIVE AUTHENTICATION METHOD AND DEVICE |
| CN104347089A (en) * | 2013-08-02 | 2015-02-11 | 日立乐金光科技株式会社 | Information recording media, information reproduction apparatus, and information reproducing method |
| CN106155299A (en) * | 2015-04-23 | 2016-11-23 | 青岛海信电器股份有限公司 | A kind of method and device that smart machine is carried out gesture control |
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