CN112101060A - 基于平移不变性和小区域模板匹配的二维码定位方法 - Google Patents
基于平移不变性和小区域模板匹配的二维码定位方法 Download PDFInfo
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- CN112101060A CN112101060A CN202011171752.6A CN202011171752A CN112101060A CN 112101060 A CN112101060 A CN 112101060A CN 202011171752 A CN202011171752 A CN 202011171752A CN 112101060 A CN112101060 A CN 112101060A
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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
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/10—Segmentation; Edge detection
- G06T7/168—Segmentation; Edge detection involving transform domain methods
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/70—Determining position or orientation of objects or cameras
- G06T7/73—Determining position or orientation of objects or cameras using feature-based methods
- G06T7/75—Determining position or orientation of objects or cameras using feature-based methods involving models
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/40—Extraction of image or video features
- G06V10/44—Local feature extraction by analysis of parts of the pattern, e.g. by detecting edges, contours, loops, corners, strokes or intersections; Connectivity analysis, e.g. of connected components
- G06V10/443—Local feature extraction by analysis of parts of the pattern, e.g. by detecting edges, contours, loops, corners, strokes or intersections; Connectivity analysis, e.g. of connected components by matching or filtering
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/10—Image acquisition modality
- G06T2207/10004—Still image; Photographic image
- G06T2207/10008—Still image; Photographic image from scanner, fax or copier
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/40—Extraction of image or video features
- G06V10/46—Descriptors for shape, contour or point-related descriptors, e.g. scale invariant feature transform [SIFT] or bags of words [BoW]; Salient regional features
- G06V10/469—Contour-based spatial representations, e.g. vector-coding
- G06V10/473—Contour-based spatial representations, e.g. vector-coding using gradient analysis
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/30—Computing systems specially adapted for manufacturing
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CN202011171752.6A CN112101060B (zh) | 2020-10-28 | 2020-10-28 | 基于平移不变性和小区域模板匹配的二维码定位方法 |
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CN112101060A true CN112101060A (zh) | 2020-12-18 |
CN112101060B CN112101060B (zh) | 2023-06-23 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2022148396A1 (zh) * | 2021-01-08 | 2022-07-14 | 长鑫存储技术有限公司 | 芯片采集方法和芯片定位方法 |
CN115329795A (zh) * | 2022-10-17 | 2022-11-11 | 北京搜狐新动力信息技术有限公司 | 一种识别二维码的方法及装置 |
Citations (7)
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US20040118922A1 (en) * | 2002-12-10 | 2004-06-24 | Omron Corporation | Method of and device for reading optical code |
CN103049828A (zh) * | 2013-01-11 | 2013-04-17 | 广州宽度信息技术有限公司 | 一种流水线在线产品的二维码管理系统 |
CN106442553A (zh) * | 2016-09-12 | 2017-02-22 | 佛山市南海区广工大数控装备协同创新研究院 | 一种铜环柱面喷码检测识别装置及方法 |
CN106485183A (zh) * | 2016-07-14 | 2017-03-08 | 深圳市华汉伟业科技有限公司 | 一种二维码定位方法及系统 |
CN106650546A (zh) * | 2016-10-20 | 2017-05-10 | 国家电网公司 | 一种基于二维码的变电站开关柜设备对象自动识别方法 |
CN107525812A (zh) * | 2017-08-17 | 2017-12-29 | 三只松鼠股份有限公司 | 一种包装袋喷码缺陷检测方法 |
CN110210584A (zh) * | 2019-05-14 | 2019-09-06 | 武汉工程大学 | 一种基于改进surf复合算法的高速动态二维码识别方法 |
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2020
- 2020-10-28 CN CN202011171752.6A patent/CN112101060B/zh active Active
Patent Citations (7)
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---|---|---|---|---|
US20040118922A1 (en) * | 2002-12-10 | 2004-06-24 | Omron Corporation | Method of and device for reading optical code |
CN103049828A (zh) * | 2013-01-11 | 2013-04-17 | 广州宽度信息技术有限公司 | 一种流水线在线产品的二维码管理系统 |
CN106485183A (zh) * | 2016-07-14 | 2017-03-08 | 深圳市华汉伟业科技有限公司 | 一种二维码定位方法及系统 |
CN106442553A (zh) * | 2016-09-12 | 2017-02-22 | 佛山市南海区广工大数控装备协同创新研究院 | 一种铜环柱面喷码检测识别装置及方法 |
CN106650546A (zh) * | 2016-10-20 | 2017-05-10 | 国家电网公司 | 一种基于二维码的变电站开关柜设备对象自动识别方法 |
CN107525812A (zh) * | 2017-08-17 | 2017-12-29 | 三只松鼠股份有限公司 | 一种包装袋喷码缺陷检测方法 |
CN110210584A (zh) * | 2019-05-14 | 2019-09-06 | 武汉工程大学 | 一种基于改进surf复合算法的高速动态二维码识别方法 |
Non-Patent Citations (3)
Title |
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刘家昕;刘家朋;赵宇明;: "基于边缘增强的二维码区域快速检测定位算法" * |
轩伟亮: "基于二维码的电力物资管理系统应用研究" * |
高飞;令狐乾锦;葛一粟;卢书芳;肖刚;: "基于位置判别的激光QR二维码定位方法" * |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2022148396A1 (zh) * | 2021-01-08 | 2022-07-14 | 长鑫存储技术有限公司 | 芯片采集方法和芯片定位方法 |
US11861451B2 (en) | 2021-01-08 | 2024-01-02 | Changxin Memory Technologies, Inc. | Method for chip collection and method for chip positioning |
CN115329795A (zh) * | 2022-10-17 | 2022-11-11 | 北京搜狐新动力信息技术有限公司 | 一种识别二维码的方法及装置 |
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Inventor after: Ren Qiying Inventor after: Wang Xingyuan Inventor after: Li Qi Inventor after: Wang Xiaoyu Inventor after: Xian Yongjin Inventor after: Gao Suo Inventor after: Yan Xiaopeng Inventor before: Wang Xingyuan Inventor before: Li Qi Inventor before: Wang Xiaoyu Inventor before: Xian Yongjin Inventor before: Gao Suo Inventor before: Yan Xiaopeng |
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