CN107203768A - Led显示屏数字自动识别方法及系统 - Google Patents
Led显示屏数字自动识别方法及系统 Download PDFInfo
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- CN107203768A CN107203768A CN201710438716.3A CN201710438716A CN107203768A CN 107203768 A CN107203768 A CN 107203768A CN 201710438716 A CN201710438716 A CN 201710438716A CN 107203768 A CN107203768 A CN 107203768A
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- 238000000034 method Methods 0.000 title claims abstract description 25
- 239000011159 matrix material Substances 0.000 claims abstract description 43
- 230000011218 segmentation Effects 0.000 claims abstract description 4
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 230000004888 barrier function Effects 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
- G06V30/10—Character recognition
- G06V30/14—Image acquisition
- G06V30/148—Segmentation of character regions
- G06V30/153—Segmentation of character regions using recognition of characters or words
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
- G06V30/10—Character recognition
- G06V30/14—Image acquisition
- G06V30/148—Segmentation of character regions
- G06V30/158—Segmentation of character regions using character size, text spacings or pitch estimation
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
- G06V30/10—Character recognition
- G06V30/28—Character recognition specially adapted to the type of the alphabet, e.g. Latin alphabet
- G06V30/293—Character recognition specially adapted to the type of the alphabet, e.g. Latin alphabet of characters other than Kanji, Hiragana or Katakana
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- Engineering & Computer Science (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Multimedia (AREA)
- Theoretical Computer Science (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Abstract
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CN201710438716.3A CN107203768B (zh) | 2017-06-12 | 2017-06-12 | Led显示屏数字自动识别方法及系统 |
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CN201710438716.3A CN107203768B (zh) | 2017-06-12 | 2017-06-12 | Led显示屏数字自动识别方法及系统 |
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CN107203768A true CN107203768A (zh) | 2017-09-26 |
CN107203768B CN107203768B (zh) | 2021-04-13 |
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CN201710438716.3A Active CN107203768B (zh) | 2017-06-12 | 2017-06-12 | Led显示屏数字自动识别方法及系统 |
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Citations (9)
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---|---|---|---|---|
US6140995A (en) * | 1998-01-16 | 2000-10-31 | Unisys Corporation | Method of generating a scaled replica of a digital input image by distorting the spacing of the pixels in the input image |
US6236769B1 (en) * | 1998-01-28 | 2001-05-22 | Cognex Corporation | Machine vision systems and methods for morphological transformation of an image with zero or other uniform offsets |
CN101030258A (zh) * | 2006-02-28 | 2007-09-05 | 浙江工业大学 | 基于bp神经网络的数显仪表动态显示字符识别方法 |
CN103699876A (zh) * | 2013-11-26 | 2014-04-02 | 天津商业大学 | 一种基于线阵ccd图像识别车号的方法及装置 |
CN103984930A (zh) * | 2014-05-21 | 2014-08-13 | 南京航空航天大学 | 基于视觉的数字仪表识别系统及其识别方法 |
JP2014191505A (ja) * | 2013-03-26 | 2014-10-06 | Sharp Corp | 表示装置、テレビジョン受像機、検出方法、プログラム、及び、記録媒体 |
CN105335745A (zh) * | 2015-11-27 | 2016-02-17 | 小米科技有限责任公司 | 图像中数字的识别方法、装置及设备 |
CN106339721A (zh) * | 2016-08-25 | 2017-01-18 | 成都君晟科技有限公司 | 一种仪表面板读数自动识别方法 |
CN106355205A (zh) * | 2016-08-31 | 2017-01-25 | 西安西拓电气股份有限公司 | 一种紫外图像数字识别方法及识别装置 |
-
2017
- 2017-06-12 CN CN201710438716.3A patent/CN107203768B/zh active Active
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6140995A (en) * | 1998-01-16 | 2000-10-31 | Unisys Corporation | Method of generating a scaled replica of a digital input image by distorting the spacing of the pixels in the input image |
US6236769B1 (en) * | 1998-01-28 | 2001-05-22 | Cognex Corporation | Machine vision systems and methods for morphological transformation of an image with zero or other uniform offsets |
CN101030258A (zh) * | 2006-02-28 | 2007-09-05 | 浙江工业大学 | 基于bp神经网络的数显仪表动态显示字符识别方法 |
JP2014191505A (ja) * | 2013-03-26 | 2014-10-06 | Sharp Corp | 表示装置、テレビジョン受像機、検出方法、プログラム、及び、記録媒体 |
CN103699876A (zh) * | 2013-11-26 | 2014-04-02 | 天津商业大学 | 一种基于线阵ccd图像识别车号的方法及装置 |
CN103984930A (zh) * | 2014-05-21 | 2014-08-13 | 南京航空航天大学 | 基于视觉的数字仪表识别系统及其识别方法 |
CN105335745A (zh) * | 2015-11-27 | 2016-02-17 | 小米科技有限责任公司 | 图像中数字的识别方法、装置及设备 |
CN106339721A (zh) * | 2016-08-25 | 2017-01-18 | 成都君晟科技有限公司 | 一种仪表面板读数自动识别方法 |
CN106355205A (zh) * | 2016-08-31 | 2017-01-25 | 西安西拓电气股份有限公司 | 一种紫外图像数字识别方法及识别装置 |
Non-Patent Citations (2)
Title |
---|
MD. MEHEDI HASAN等: "An improved method for 7-segment numeric character recognition", 《2013 INTERNATIONAL CONFERENCE ON INFORMATICS, ELECTRONICS AND VISION (ICIEV)》 * |
刘科 等: "基于机器视觉的仪表示值识别算法研究", 《计量学报》 * |
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CN107203768B (zh) | 2021-04-13 |
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Effective date of registration: 20201012 Address after: 261000 north of Yuqing street, east of Dongming Road, high tech Zone, Weicheng District, Weifang City, Shandong Province (Room 502, Geer electronic office building) Applicant after: GoerTek Optical Technology Co.,Ltd. Address before: 261031 Dongfang Road, Weifang high tech Industrial Development Zone, Shandong, China, No. 268 Applicant before: GOERTEK Inc. |
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Effective date of registration: 20221125 Address after: 266104 No. 500, Songling Road, Laoshan District, Qingdao, Shandong Patentee after: GOERTEK TECHNOLOGY Co.,Ltd. Address before: 261000 north of Yuqing street, east of Dongming Road, high tech Zone, Weicheng District, Weifang City, Shandong Province (Room 502, Geer electronic office building) Patentee before: GoerTek Optical Technology Co.,Ltd. |
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