CN108765305A - 一种离焦qr码图像盲复原方法 - Google Patents
一种离焦qr码图像盲复原方法 Download PDFInfo
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- CN108765305A CN108765305A CN201810335921.1A CN201810335921A CN108765305A CN 108765305 A CN108765305 A CN 108765305A CN 201810335921 A CN201810335921 A CN 201810335921A CN 108765305 A CN108765305 A CN 108765305A
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- 238000000034 method Methods 0.000 title claims abstract description 42
- 238000012545 processing Methods 0.000 claims abstract description 30
- 238000003708 edge detection Methods 0.000 claims abstract description 18
- 238000004364 calculation method Methods 0.000 claims abstract description 8
- 238000009795 derivation Methods 0.000 claims description 19
- 239000011159 matrix material Substances 0.000 claims description 17
- 238000004422 calculation algorithm Methods 0.000 claims description 10
- 230000015556 catabolic process Effects 0.000 claims description 6
- 238000006731 degradation reaction Methods 0.000 claims description 6
- 238000011084 recovery Methods 0.000 abstract description 13
- 230000000694 effects Effects 0.000 description 11
- 238000001514 detection method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000003909 pattern recognition Methods 0.000 description 2
- 206010068052 Mosaicism Diseases 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000007781 pre-processing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 210000003765 sex chromosome Anatomy 0.000 description 1
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Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T5/00—Image enhancement or restoration
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/06009—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code with optically detectable marking
- G06K19/06037—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code with optically detectable marking multi-dimensional coding
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/10—Segmentation; Edge detection
- G06T7/13—Edge detection
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- Image Processing (AREA)
- Image Analysis (AREA)
Abstract
Description
方法 | 文献1 | 文献2 | 文献3 | 文献4 | 本发明方法 |
复原时间 | 21.58s | 20.87s | 24.77s | 24.81s | 0.45s |
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CN201810335921.1A CN108765305B (zh) | 2018-04-16 | 2018-04-16 | 一种离焦qr码图像盲复原方法 |
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CN201810335921.1A CN108765305B (zh) | 2018-04-16 | 2018-04-16 | 一种离焦qr码图像盲复原方法 |
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CN108765305A true CN108765305A (zh) | 2018-11-06 |
CN108765305B CN108765305B (zh) | 2021-04-06 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112200741A (zh) * | 2020-10-09 | 2021-01-08 | 广东技术师范大学 | 一种基于边缘先验的离焦二维码图像复原方法 |
CN113743147A (zh) * | 2021-07-16 | 2021-12-03 | 广东技术师范大学 | 一种基于模糊成像机理的抗模糊二维码图像及其盲复原方法 |
Citations (5)
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---|---|---|---|---|
CN101236650A (zh) * | 2008-01-24 | 2008-08-06 | 上海交通大学 | 基于梯度加载优化的实时旋转模糊图像恢复方法 |
CN102194115A (zh) * | 2010-03-18 | 2011-09-21 | 富士通株式会社 | 图像处理装置和图像处理方法 |
US20120278670A1 (en) * | 2011-04-27 | 2012-11-01 | Kyocera Document Solutions, Inc. | Image Processing Apparatus |
US20160328635A1 (en) * | 2015-05-05 | 2016-11-10 | Massachusetts Institute Of Technology | Substrate Pre-Scanning for High Throughput Microscopy |
CN107067373A (zh) * | 2016-12-13 | 2017-08-18 | 南京航空航天大学 | 一种基于0范数的梯度最小化二值图像复原方法 |
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2018
- 2018-04-16 CN CN201810335921.1A patent/CN108765305B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101236650A (zh) * | 2008-01-24 | 2008-08-06 | 上海交通大学 | 基于梯度加载优化的实时旋转模糊图像恢复方法 |
CN102194115A (zh) * | 2010-03-18 | 2011-09-21 | 富士通株式会社 | 图像处理装置和图像处理方法 |
US20120278670A1 (en) * | 2011-04-27 | 2012-11-01 | Kyocera Document Solutions, Inc. | Image Processing Apparatus |
US20160328635A1 (en) * | 2015-05-05 | 2016-11-10 | Massachusetts Institute Of Technology | Substrate Pre-Scanning for High Throughput Microscopy |
CN107067373A (zh) * | 2016-12-13 | 2017-08-18 | 南京航空航天大学 | 一种基于0范数的梯度最小化二值图像复原方法 |
Non-Patent Citations (5)
Title |
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DAVID MUNOZ-MEJIAS、IVAN GONZALEZ-DIAZ、FERNANDO DIAZ-DE-MARIA: "A low-complexity pre-processing system for restoring low-quality QR code images", 《IEEE TRANSACTIONS ON CONSUMER ELECTRONICS》 * |
孙韶杰、吴琼、李国辉: "离焦模糊图像的盲复原方法", 《计算机科学与探索》 * |
张颖,曲博超,贾志芳: "散焦模糊图像点扩散函数参数估计", 《电子技术与软件工程》 * |
明安龙、马华东、赵庆鹏: "散焦模糊的畸变QR barcode图像复原技术", 《计算机辅助设计与图形学学报》 * |
赵艳: "带噪声离焦模糊图像复原", 《中国优秀硕士学位论文全文数据库 信息科技辑》 * |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112200741A (zh) * | 2020-10-09 | 2021-01-08 | 广东技术师范大学 | 一种基于边缘先验的离焦二维码图像复原方法 |
CN112200741B (zh) * | 2020-10-09 | 2022-05-17 | 广东技术师范大学 | 一种基于边缘先验的离焦二维码图像复原方法 |
CN113743147A (zh) * | 2021-07-16 | 2021-12-03 | 广东技术师范大学 | 一种基于模糊成像机理的抗模糊二维码图像及其盲复原方法 |
CN113743147B (zh) * | 2021-07-16 | 2023-08-29 | 广东技术师范大学 | 一种基于模糊成像机理的抗模糊二维码图像及其盲复原方法 |
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Effective date of registration: 20240531 Address after: 510000 No. 135 West Xingang Road, Guangdong, Guangzhou Patentee after: SUN YAT-SEN University Country or region after: China Address before: No.9, Nanguo East Road, Yunlu community residents committee, Daliang sub district office, Shunde District, Foshan City, Guangdong Province, 528399 Patentee before: FOSHAN SHUNDE SUN YAT-SEN UNIVERSITY Research Institute Country or region before: China Patentee before: SYSU-CMU SHUNDE INTERNATIONAL JOINT Research Institute Patentee before: SUN YAT-SEN University |