CN107748855B - 一种二维码寻像图形的检测方法 - Google Patents
一种二维码寻像图形的检测方法 Download PDFInfo
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- CN107748855B CN107748855B CN201710758002.0A CN201710758002A CN107748855B CN 107748855 B CN107748855 B CN 107748855B CN 201710758002 A CN201710758002 A CN 201710758002A CN 107748855 B CN107748855 B CN 107748855B
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- 238000001514 detection method Methods 0.000 title claims abstract description 14
- 239000007787 solid Substances 0.000 claims abstract description 74
- 239000011159 matrix material Substances 0.000 claims abstract description 5
- 238000000034 method Methods 0.000 claims description 10
- 238000010586 diagram Methods 0.000 description 7
- 238000007781 pre-processing Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000003708 edge detection Methods 0.000 description 2
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- 229960000074 biopharmaceutical Drugs 0.000 description 1
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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
- G06K7/1439—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
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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
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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
- G06K7/1439—Methods for optical code recognition including a method step for retrieval of the optical code
- G06K7/1452—Methods for optical code recognition including a method step for retrieval of the optical code detecting bar code edges
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CN201710758002.0A CN107748855B (zh) | 2017-08-29 | 2017-08-29 | 一种二维码寻像图形的检测方法 |
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Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
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CN109271823A (zh) * | 2018-08-08 | 2019-01-25 | 佛山市顺德区中山大学研究院 | 一种自定义二维码的快速定位方法 |
CN109325381B (zh) * | 2018-08-13 | 2022-03-08 | 佛山市顺德区中山大学研究院 | 一种qr码定位和校正方法 |
CN109934036B (zh) * | 2019-03-22 | 2022-01-04 | 福州符号信息科技有限公司 | 一种通过单一位置探测图形识读qr码的方法和*** |
CN110084080B (zh) * | 2019-04-28 | 2021-07-09 | 上海快仓自动化科技有限公司 | 二维码识别和生成的方法、装置、二维码和小车 |
CN113076768B (zh) * | 2021-04-08 | 2023-04-11 | 中山大学 | 一种模糊可识别二维码的畸变校正方法 |
CN115936037B (zh) * | 2023-02-22 | 2023-05-30 | 青岛创新奇智科技集团股份有限公司 | 二维码的解码方法及装置 |
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