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CN-122020456-A - Anti-counterfeiting traceability system and method based on braille lattice star topology

CN122020456ACN 122020456 ACN122020456 ACN 122020456ACN-122020456-A

Abstract

The invention relates to the technical field of identification coding, in particular to an anti-counterfeiting traceability system and method based on a Braille lattice star topology structure, which lead the abnormal state to form a distinguishable isolation result on the structural level by introducing an isolated forest to carry out joint organization on the length of a connecting path and the space distribution position, the lattice abnormality does not depend on single verification failure judgment any more, the abnormality degree is reflected by the path level difference, thereby improving the refinement level of abnormality identification, the boundary judging result is provided with clear demarcation through the joint division of the isolation state and the arrangement position by the support vector machine, the fuzzy overlapping risk between adjacent abnormal states is reduced, the reproducibility of the abnormal distinguishing result in multiple identification is ensured, the abnormal result does not drift along with the change of the lattice scale through the interval marks with corresponding stability of different abnormal states, the consistency of the judging result is improved, and the stability and the reliability of anti-counterfeiting judgment and tracing record in a complex circulation environment are enhanced.

Inventors

  • LI XINGYU
  • Jiao Jiaoming

Assignees

  • 广州生命码科技有限公司

Dates

Publication Date
20260512
Application Date
20260114

Claims (10)

  1. 1. An anti-counterfeiting traceability system based on braille lattice star topology, which is characterized by comprising: the lattice coding construction module is used for reading the space position relation of lattice units based on lattice distribution formed on the surface of the identification object, and establishing a radial arrangement relation by taking preset reference points in the lattice distribution as a reference to form a lattice sequence identification; Based on the lattice sequence identification, comparing the connection relation between the central unit and the branch unit with a stored set of established connection relation, and correspondingly comparing the branch arrangement sequence with the stored set arrangement sequence to obtain a topology constraint result; The abnormal isolation judging module is used for constructing branch connection paths according to isolated path organization rules corresponding to isolated forests based on the lattice sequence identification and the topological constraint result, calculating the length of the branch connection paths and the spatial distribution position of the branches and generating abnormal isolation identifications; the interval boundary judging module is used for extracting the relative position of the lattice sequence identifier in the judging boundary according to the boundary dividing relation corresponding to the support vector machine based on the abnormal isolation identifier, generating a boundary judging identifier and outputting the boundary judging identifier; and the traceability code solidifying module establishes a fixed association relation between the boundary discrimination identification and the generation node based on the boundary discrimination identification, and writes the boundary discrimination identification and the generation node into the traceability link according to the stored writing sequence to form the traceability code record.
  2. 2. The braille lattice star topology based anti-counterfeiting traceability system according to claim 1, wherein the lattice sequence identifier comprises a lattice unit identifier, a radial arrangement sequence identifier and a position identifier corresponding to a preset reference point, the topology constraint result comprises a connection relation determination result of a central unit and a branch unit, a branch arrangement sequence determination result and an inconsistent state identifier, the abnormal isolation identifier comprises a deviation branch identifier, a branch connection path length identifier and a branch space distribution position identifier, the boundary identification comprises an interval number identifier, an arrangement position identifier and a boundary position identifier corresponding to an isolation state, and the traceability code record comprises a boundary identification, a generation node identifier and a writing sequence identifier.
  3. 3. The braille lattice star topology based anti-counterfeiting traceability system according to claim 1, wherein the lattice code construction module comprises: The lattice position arrangement sub-module reads the spatial position relation of lattice units based on lattice distribution formed on the surface of the identification object, records the coordinate positions corresponding to the lattice units on the surface one by one, and performs coordinate value collection and adjacent difference calculation to generate a lattice spatial relation set; And the radial sequence construction submodule is used for sequencing relative direction values of the lattice units based on the lattice space relation set and with preset reference points in lattice distribution as a benchmark, performing radial grouping and sequence correction, and sequentially connecting grouping results in series to form a lattice sequence identifier.
  4. 4. The braille lattice star topology based anti-counterfeiting traceability system according to claim 1, wherein the star topology constraint module comprises: The connection relation checking sub-module extracts the corresponding connection items of the central unit and the branch units based on the lattice sequence identification, reads the connection pointing number and the connection quantity mark, compares the position mapping with the stored set of established connection relation in sequence, and generates a connection relation comparison result; And the arrangement sequence comparison sub-module is used for calling branch arrangement sequence items in the lattice sequence identification based on the connection relation comparison result, reading arrangement index numbers bit by bit, and executing order comparison according to the index positions and the stored set arrangement sequence to obtain a topology constraint result.
  5. 5. The braille lattice star topology based anti-counterfeiting traceability system according to claim 1, wherein the anomaly isolation decision module comprises: the offset branch identification sub-module reads branch number information recorded in the topological constraint result based on the lattice sequence identification and the topological constraint result, extracts corresponding branch indexes according to the number sequence, and correspondingly checks the branch numbers with corresponding branch positions in the lattice sequence identification to generate an offset branch set; The connection path construction submodule is used for positioning the positions of corresponding branch nodes in the lattice sequence identifiers based on the deviation branch set, connecting the node identifiers section by section along the connection sequence among the nodes, and accumulating the number of the connected nodes to form a node sequence list to obtain branch connection path data; And the isolation mark generation sub-module is used for reading the number of nodes in the connection path based on the branch connection path data, calling the corresponding spatial position numbers of the branches in the lattice sequence mark, and carrying out combination record on the number of the nodes and the spatial position numbers according to the corresponding relation between the length of the isolation path in the isolated forest and the distribution position of the nodes to form the abnormal isolation mark corresponding to the branches.
  6. 6. The braille lattice star topology based anti-counterfeiting traceability system according to claim 1, wherein the isolated forest is used for constructing an input item set consisting of path length values based on node number values recorded in branch connection path data, performing random dimension selection and random segmentation point setting on the input item set, generating a plurality of groups of isolation path structures, recording path level values corresponding to the input items in each isolation path structure, and collecting the path level values to form an isolation level record.
  7. 7. The braille lattice star topology based anti-counterfeiting traceability system according to claim 1, wherein the interval boundary discriminating module comprises: The isolation mark reading sub-module is used for reading branch number fields item by item and sequentially rearranging based on the abnormal isolation mark, picking isolation state values item by item and binding numbers to form an index entry set consistent with the corresponding relation of the lattice sequence mark, and obtaining an isolation index set; The boundary position extraction submodule is used for reading the isolation state value and the arrangement number corresponding to each index based on the isolation index set, mapping the isolation state value to the interval to which the state value belongs according to the boundary division relation corresponding to the support vector machine, classifying the positions, recording the interval number corresponding to each index and generating a boundary position set; And the judging mark generating sub-module is used for reading the arrangement numbers and the section numbers in the records item by item based on the boundary position record set, combining the arrangement numbers and the section numbers into a marking unit sequence according to a set sequence, and writing the marking unit sequence into the unified number position to form the boundary judging mark.
  8. 8. The anti-counterfeiting traceability system based on the braille lattice star topology according to claim 1, wherein the support vector machine constructs an input item set consisting of state values and arrangement numbers by isolating the isolation state values and the corresponding arrangement numbers recorded in the index set, performs boundary function calculation on the input item set, determines the positional relationship of each input item relative to the separation boundary in the calculation process, maps the positional relationship into interval numbers according to a preset interval division rule, and forms interval mapping records corresponding to each index.
  9. 9. The braille lattice star topology based anti-counterfeiting traceability system according to claim 1, wherein the traceability coding solidification module comprises: The association relation construction submodule reads a number field in the boundary discrimination identification based on the boundary discrimination identification, extracts a corresponding occurrence node identification, performs cis-position alignment on the number field and the node identification, writes a number item and a node item correspondingly, marks a sequence position, confirms an item and establishes an association relation record; and the link writing and solidifying sub-module is used for reading the stored writing sequence based on the association relation record, extracting the corresponding sequence number, calling the record item according to the sequence number, writing the link position, synchronously writing the sequence identifier to each record, and finishing position registration to form the tracing code record.
  10. 10. The anti-counterfeiting tracing method based on the braille lattice star topology is characterized in that the anti-counterfeiting tracing system based on the braille lattice star topology according to any one of claims 1-9 is executed and comprises the following steps: S1, based on the dot matrix distribution of the surface of an identification object, collecting space position data of dot matrix units, and carrying out radial sequencing treatment on the dot matrix units by taking a preset reference point as a reference to form a dot matrix identification set with a sequential relationship, so as to obtain a dot matrix sequence identification; S2, based on the lattice sequence identification, reading connection relation information of the central unit and the branch units, correspondingly comparing the connection relation information with a set of established connection relation, and checking the branch arrangement sequence to obtain a topological constraint result corresponding to a lattice structure; s3, identifying deviation branch identifiers based on the lattice sequence identifiers and the topological constraint results, and carrying out combination record on branch connection path length information and branch space distribution positions to generate abnormal isolation identifiers; S4, based on the abnormal isolation mark, performing interval mapping on the content corresponding to the abnormal isolation mark according to the boundary division relation corresponding to the support vector machine, determining the position of the lattice sequence mark in the boundary division interval, and forming and outputting a boundary discrimination mark; And S5, based on the boundary identification, carrying out serial number association on the boundary identification and the generation node, writing the boundary identification and the generation node into the traceability link according to the stored writing sequence, and marking the writing sequence to form the traceability code record.

Description

Anti-counterfeiting traceability system and method based on braille lattice star topology Technical Field The invention relates to the technical field of identification coding, in particular to an anti-counterfeiting tracing system and method based on a Braille lattice star topology structure. Background The technical field of identification coding is realized by adopting the technology in the field of unique identification and supporting identification, verification and association of objects, surrounding coding rules, an identification carrier, code generation and distribution, code analysis and verification, code and business data binding and record and tracking development technology of identification in a circulation link, wherein the identification carrier in the field is usually based on printable and etchable patterns, comprises bar codes, two-dimensional codes, character sequences, lattice structures, microstructure patterns and can be combined with tactile readable patterns to form a composite identification, a system in the field is usually composed of a coding end, a marking end, a recognition end and a data end, the coding end is responsible for generating the unique identification and calculating verification information, the marking end is responsible for mapping the codes into the identifiable patterns and forming the identifiable patterns on the surface of the carrier, the recognition end is responsible for collecting and analyzing the patterns to output coding results, and the data end is responsible for establishing binding of the codes with the object information and the circulation information and supporting inquiry. An antiforge tracing system based on braille lattice star topology is composed of a braille lattice as the display mode of label, star topology as the organization mode of lattice, code check and circulation record, unique code corresponding to each identified object, and the pattern consisting of braille lattice, multiple radiation branch lattice clusters around the central lattice, and dot matrix region for locating, check and redundancy recovery, the identification terminal can still complete positioning and restore coding when rotation, scaling, pollution and partial missing exist, the system aims to form an identification form which can be jointly used by identification equipment and a touch-reading mode, so that a counterfeiter can hardly meet the requirements of coding verification and topological structure consistency even if the lattice appearance is repeatedly carved, thereby realizing copy prevention judgment, and meanwhile, the single product identification can be used for tracking sources, positioning circulation nodes and supporting verification of abnormal circulation by binding codes with records of production, circulation and sales links. The existing identification coding technology takes a unique coding and verification rule as a core, a pattern is generally regarded as a presentation carrier of the code, a recognition process takes restoring coding content and verifying verification information as main targets, a pattern structure is lack of expression capability capable of being independently judged, an existing system mainly adopts a binary result of whether to pass verification in the aspect of abnormality recognition, different abnormal forms cannot be distinguished, abnormal states are difficult to analyze further, risk positioning and disposal decisions are affected, circulation records are generally bound by taking the code as indexes, once the code is copied, a plurality of objects can correspond to the same record, tracing links are disordered, abnormal nodes are difficult to position accurately, when the mark is polluted, partially deficient and tampered, the prior art is more dependent on redundant coding and rechecking, processing cost is increased, result stability is insufficient, and due to the lack of recording capability of the evolution process of the identification structure, the prior art can only trace back to the first occurrence and last scanning position of the code, the formation stage of the abnormality in the circulation process cannot be reflected, and application effects of the anti-counterfeiting and tracing system in a fine supervision scene are limited. Disclosure of Invention The invention aims to solve the defects in the prior art, and provides an anti-counterfeiting tracing system and method based on a Braille lattice star topology structure. In order to achieve the purpose, the invention adopts the following technical scheme that the anti-counterfeiting traceability system based on the Braille lattice star topology structure comprises: the lattice coding construction module is used for reading the space position relation of lattice units based on lattice distribution formed on the surface of the identification object, and establishing a radial arrangement relation by taking preset reference points in the lattice distri