CN114792422B - 一种基于增强透视的光学文字识别方法 - Google Patents
一种基于增强透视的光学文字识别方法 Download PDFInfo
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- CN114792422B CN114792422B CN202210528877.2A CN202210528877A CN114792422B CN 114792422 B CN114792422 B CN 114792422B CN 202210528877 A CN202210528877 A CN 202210528877A CN 114792422 B CN114792422 B CN 114792422B
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- 238000000034 method Methods 0.000 title claims abstract description 27
- 238000012015 optical character recognition Methods 0.000 title claims abstract description 15
- 230000009466 transformation Effects 0.000 claims abstract description 31
- 238000012549 training Methods 0.000 claims abstract description 14
- 238000002372 labelling Methods 0.000 claims abstract description 10
- 238000002360 preparation method Methods 0.000 claims abstract description 4
- 239000011159 matrix material Substances 0.000 claims description 42
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 125000004122 cyclic group Chemical group 0.000 claims description 3
- 238000011478 gradient descent method Methods 0.000 claims description 3
- 238000005065 mining Methods 0.000 claims description 3
- 238000012545 processing Methods 0.000 claims description 3
- 238000013473 artificial intelligence Methods 0.000 description 3
- 238000012795 verification Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 2
- 238000013528 artificial neural network Methods 0.000 description 1
- 230000001580 bacterial effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- G—PHYSICS
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- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F18/00—Pattern recognition
- G06F18/20—Analysing
- G06F18/21—Design or setup of recognition systems or techniques; Extraction of features in feature space; Blind source separation
- G06F18/214—Generating training patterns; Bootstrap methods, e.g. bagging or boosting
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- G06N3/044—Recurrent networks, e.g. Hopfield networks
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
- G06N3/00—Computing arrangements based on biological models
- G06N3/02—Neural networks
- G06N3/04—Architecture, e.g. interconnection topology
- G06N3/045—Combinations of networks
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
- G06N3/00—Computing arrangements based on biological models
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Citations (6)
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CN111783757A (zh) * | 2020-06-01 | 2020-10-16 | 成都科大极智科技有限公司 | 一种基于ocr技术的复杂场景下身份证识别方法 |
CN112507914A (zh) * | 2020-12-15 | 2021-03-16 | 江苏国光信息产业股份有限公司 | 一种基于存折、票据字符ocr识别方法和识别系统 |
CN113159037A (zh) * | 2021-05-25 | 2021-07-23 | 中国平安人寿保险股份有限公司 | 图片矫正方法、装置、计算机设备及存储介质 |
WO2021151270A1 (zh) * | 2020-05-20 | 2021-08-05 | 平安科技(深圳)有限公司 | 图像结构化数据提取方法、装置、设备及存储介质 |
CN113657377A (zh) * | 2021-07-22 | 2021-11-16 | 西南财经大学 | 一种机打票据图像结构化识别方法 |
CN114005127A (zh) * | 2021-11-15 | 2022-02-01 | 中再云图技术有限公司 | 一种基于深度学习的图像光学文字识别方法,存储装置及服务器 |
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- 2022-05-16 CN CN202210528877.2A patent/CN114792422B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2021151270A1 (zh) * | 2020-05-20 | 2021-08-05 | 平安科技(深圳)有限公司 | 图像结构化数据提取方法、装置、设备及存储介质 |
CN111783757A (zh) * | 2020-06-01 | 2020-10-16 | 成都科大极智科技有限公司 | 一种基于ocr技术的复杂场景下身份证识别方法 |
CN112507914A (zh) * | 2020-12-15 | 2021-03-16 | 江苏国光信息产业股份有限公司 | 一种基于存折、票据字符ocr识别方法和识别系统 |
CN113159037A (zh) * | 2021-05-25 | 2021-07-23 | 中国平安人寿保险股份有限公司 | 图片矫正方法、装置、计算机设备及存储介质 |
CN113657377A (zh) * | 2021-07-22 | 2021-11-16 | 西南财经大学 | 一种机打票据图像结构化识别方法 |
CN114005127A (zh) * | 2021-11-15 | 2022-02-01 | 中再云图技术有限公司 | 一种基于深度学习的图像光学文字识别方法,存储装置及服务器 |
Non-Patent Citations (2)
Title |
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"Correction of perspective text image based on gradient method";Lijing Tong el.;《2010 International Conference on Information, Networking and Automation (ICINA)》;全文 * |
一种基于透视变换数据增广的斜视目标鲁棒检测方法;李程启;郑文杰;黄文礼;温招洋;;计算机与现代化(第04期);全文 * |
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