CN112052700B - 图像二值化阈值矩阵确定与图形码信息识别方法及装置 - Google Patents
图像二值化阈值矩阵确定与图形码信息识别方法及装置 Download PDFInfo
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- CN112052700B CN112052700B CN201910491797.2A CN201910491797A CN112052700B CN 112052700 B CN112052700 B CN 112052700B CN 201910491797 A CN201910491797 A CN 201910491797A CN 112052700 B CN112052700 B CN 112052700B
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- 239000011159 matrix material Substances 0.000 title claims abstract description 111
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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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Citations (10)
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---|---|---|---|---|
CN101021905A (zh) * | 2006-02-15 | 2007-08-22 | 中国科学院自动化研究所 | 一种文档图像二值化方法 |
CN103235948A (zh) * | 2013-04-22 | 2013-08-07 | 中山大学 | 一种二维条码的自适应阈值二值化方法 |
CN104517110A (zh) * | 2013-09-29 | 2015-04-15 | 北大方正集团有限公司 | 一种二维码图像的二值化方法及系统 |
CN104636118A (zh) * | 2013-11-10 | 2015-05-20 | 航天信息股份有限公司 | 基于光平衡的qr二维码自适应二值化处理方法和装置 |
EP3007108A1 (fr) * | 2014-10-09 | 2016-04-13 | Lynkware | Génération d'un code graphique matriciel personnalisé robuste |
CN106709952A (zh) * | 2016-11-18 | 2017-05-24 | 南京仁光电子科技有限公司 | 一种显示屏幕的自动标定方法 |
CN106991753A (zh) * | 2017-04-07 | 2017-07-28 | 深圳怡化电脑股份有限公司 | 一种图像二值化方法及装置 |
CN107301405A (zh) * | 2017-07-04 | 2017-10-27 | 上海应用技术大学 | 自然场景下的交通标志检测方法 |
CN108509819A (zh) * | 2018-03-07 | 2018-09-07 | 中山大学 | 一种用于光照不均匀的二维码二值化方法 |
CN109101856A (zh) * | 2018-09-25 | 2018-12-28 | 广东工业大学 | 一种二维码图像识别方法及装置 |
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2019
- 2019-06-06 CN CN201910491797.2A patent/CN112052700B/zh active Active
Patent Citations (10)
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---|---|---|---|---|
CN101021905A (zh) * | 2006-02-15 | 2007-08-22 | 中国科学院自动化研究所 | 一种文档图像二值化方法 |
CN103235948A (zh) * | 2013-04-22 | 2013-08-07 | 中山大学 | 一种二维条码的自适应阈值二值化方法 |
CN104517110A (zh) * | 2013-09-29 | 2015-04-15 | 北大方正集团有限公司 | 一种二维码图像的二值化方法及系统 |
CN104636118A (zh) * | 2013-11-10 | 2015-05-20 | 航天信息股份有限公司 | 基于光平衡的qr二维码自适应二值化处理方法和装置 |
EP3007108A1 (fr) * | 2014-10-09 | 2016-04-13 | Lynkware | Génération d'un code graphique matriciel personnalisé robuste |
CN106709952A (zh) * | 2016-11-18 | 2017-05-24 | 南京仁光电子科技有限公司 | 一种显示屏幕的自动标定方法 |
CN106991753A (zh) * | 2017-04-07 | 2017-07-28 | 深圳怡化电脑股份有限公司 | 一种图像二值化方法及装置 |
CN107301405A (zh) * | 2017-07-04 | 2017-10-27 | 上海应用技术大学 | 自然场景下的交通标志检测方法 |
CN108509819A (zh) * | 2018-03-07 | 2018-09-07 | 中山大学 | 一种用于光照不均匀的二维码二值化方法 |
CN109101856A (zh) * | 2018-09-25 | 2018-12-28 | 广东工业大学 | 一种二维码图像识别方法及装置 |
Non-Patent Citations (2)
Title |
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Liu Ziyu ; Zhang Changsheng ; Sun Bin ; Qian Bin ; Tian Haiyong ; Zhang Hanping. Research on ESNI Algorithm for Image Recognition of Boiler Water Level Gauge.《第26届中国控制与决策会议论文集》.2014,全文. * |
光照不均条件下QR码的图像预处理;陈杰;康小龙;郭龙辉;;福建电脑(01);全文 * |
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