Tobacco Laser Code Aided Recognition Method, Device and Tobacco Laser Code Recognition Equipment

A recognition method and laser code technology, applied in tobacco laser code recognition equipment, tobacco laser code assisted recognition methods, and devices, can solve problems such as inconvenient recognition, accumulation of recognition errors, and error-prone, and meet the requirements of timeliness and accuracy requirements, avoid recognition error accumulation, and simplify the effect of data processing

A recognition method and laser code technology, applied in tobacco laser code recognition equipment, tobacco laser code assisted recognition methods, and devices, can solve problems such as inconvenient recognition, accumulation of recognition errors, and error-prone, and meet the requirements of timeliness and accuracy requirements, avoid recognition error accumulation, and simplify the effect of data processing

CN108805129BActive Publication Date: 2020-03-13GUIYANG OFFICE OF GUIZHOU TOBACCO CORP +1

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  • Tobacco Laser Code Aided Recognition Method, Device and Tobacco Laser Code Recognition Equipment
  • Tobacco Laser Code Aided Recognition Method, Device and Tobacco Laser Code Recognition Equipment
  • Tobacco Laser Code Aided Recognition Method, Device and Tobacco Laser Code Recognition Equipment

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Experimental program
Comparison scheme
Effect test

Embodiment approach 1

[0033] See figure 1 , 2(a) And 2(b), the tobacco laser code assisted identification method provided by the present invention, the tobacco laser code includes digital serial numbers and custom characters, and the first described tobacco laser code assisted identification method includes the following steps:

[0034] S10. Add a segmentation mark between the custom characters of the tobacco laser code of the cigarette and the digits of the digital serial number after the custom characters;

[0035] S20. Obtain an image including the tobacco laser code of the cigarette and the segmentation mark;

[0036] S30. Identify the digital serial number in the image according to a preset sequence, and when the position of the custom character is recognized, use the segmentation mark as the starting position to identify the digital serial number located in the self-defined character position. The number after the defined character.

[0037] In the tobacco laser code-assisted recognition m...

Embodiment approach 2

[0058] Please refer to Fig. 3(a), the present invention also provides a tobacco laser code auxiliary identification device, including:

[0059] Segmentation mark adding module 1, for adding a segmentation mark between the custom characters of the tobacco laser code of the cigarette and the number after the digital serial number after the custom characters;

[0060] An image acquisition module 2, configured to acquire an image including the tobacco laser code of the cigarette and the segmentation mark;

[0061] The laser code recognition module 3 is used to recognize the digital serial number in the image in a preset order, and when the position of the custom character is recognized, the segmentation mark is used as the starting position to recognize the digital sequence The number that follows the custom character in the sign.

[0062] Above-mentioned laser code recognition module 3 further comprises:

[0063] A coordinate range value acquisition unit, configured to acquire ...

Embodiment approach 3

[0092] See Figure 4 , the present invention also provides a tobacco laser code auxiliary identification device, comprising: an image capturing unit 7, a processor 8 and a memory 9, the processor 8 is connected to the image capturing unit 7 and the memory 9 respectively, and the memory 9 stores a section of computer program instructions that can be executed by the processor, and the processor 8 invokes the computer program instructions stored in the memory 9 to realize the following functions:

[0093] S10. Add a segmentation mark between the custom characters of the tobacco laser code of the cigarette and the digits of the digital serial number after the custom characters;

[0094] S20. Obtain an image including the tobacco laser code of the cigarette and the segmentation mark;

[0095] S30. Identify the digital serial number in the image according to a preset sequence, and when the position of the custom character is recognized, use the segmentation mark as the starting pos...

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Abstract

The invention discloses a tobacco laser code auxiliary identification method, device and tobacco laser code identification equipment. The tobacco laser code assisted identification method includes the following steps: S10, adding a segmentation mark between the custom characters of the tobacco laser code of the cigarette and the number after the digital serial number after the custom characters; S20, obtaining all the The tobacco laser code of the cigarette and the image of the segmentation mark; S30, identify the digital serial number in the image in a preset order, and when the position of the custom character is recognized, use the segmentation mark as The starting position, identifying the number after the user-defined character in the digital serial number. The tobacco laser code assisted recognition method, device and tobacco laser code recognition equipment of the present invention are simple and accurate for tobacco laser code recognition, simplifies the amount of data processing, and can meet the requirements for recognition efficiency and accuracy when a large number of tobacco laser codes need to be recognized .

Description

technical field [0001] The invention relates to the technical field of visual recognition of tobacco rods, in particular to a tobacco laser code-assisted recognition method, device and tobacco laser code recognition equipment. Background technique [0002] According to the national tobacco monopoly system, cigarettes circulating in the cigarette retail market should be purchased from local tobacco companies that have obtained a tobacco wholesale license according to law, and the local Tobacco Monopoly Bureau is responsible for market supervision according to law. In order to safeguard national interests, maintain the normal order of cigarette business, and facilitate the management of the local Tobacco Monopoly Bureau according to law, the State Tobacco Monopoly Administration requires tobacco companies in all regions to laser print a "32-digit code segment" on each cigarette sold. Composed of letters and letters, with a special source of information, it can help monopoly la...

Claims

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Application Information

Patent Timeline
13 Mar 2020
Publication
CN108805129B
IPC
G06K9/34
CPC
G06V30/153
Inventors
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