CN104866822B - A kind of file and picture rough sort method based on SIVV features - Google Patents
A kind of file and picture rough sort method based on SIVV features Download PDFInfo
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- CN104866822B CN104866822B CN201510227324.3A CN201510227324A CN104866822B CN 104866822 B CN104866822 B CN 104866822B CN 201510227324 A CN201510227324 A CN 201510227324A CN 104866822 B CN104866822 B CN 104866822B
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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
- G06V30/40—Document-oriented image-based pattern recognition
- G06V30/41—Analysis of document content
- G06V30/413—Classification of content, e.g. text, photographs or tables
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F18/00—Pattern recognition
- G06F18/20—Analysing
- G06F18/24—Classification techniques
- G06F18/241—Classification techniques relating to the classification model, e.g. parametric or non-parametric approaches
- G06F18/2415—Classification techniques relating to the classification model, e.g. parametric or non-parametric approaches based on parametric or probabilistic models, e.g. based on likelihood ratio or false acceptance rate versus a false rejection rate
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CN201510227324.3A CN104866822B (en) | 2015-05-06 | 2015-05-06 | A kind of file and picture rough sort method based on SIVV features |
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CN201510227324.3A CN104866822B (en) | 2015-05-06 | 2015-05-06 | A kind of file and picture rough sort method based on SIVV features |
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CN104866822A CN104866822A (en) | 2015-08-26 |
CN104866822B true CN104866822B (en) | 2018-08-24 |
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5563403A (en) * | 1993-12-27 | 1996-10-08 | Ricoh Co., Ltd. | Method and apparatus for detection of a skew angle of a document image using a regression coefficient |
CN101136981A (en) * | 2006-08-24 | 2008-03-05 | 夏普株式会社 | Image processing method, image processing apparats, document reading apparatus, image forming apparatus |
CN102750541A (en) * | 2011-04-22 | 2012-10-24 | 北京文通科技有限公司 | Document image classifying distinguishing method and device |
CN102831244A (en) * | 2012-09-13 | 2012-12-19 | 重庆立鼎科技有限公司 | Method for classified search of house property file image |
CN104036273A (en) * | 2014-05-22 | 2014-09-10 | 南京信息工程大学 | Fingerprint image segmentation method based on compositing window SIVV features |
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2015
- 2015-05-06 CN CN201510227324.3A patent/CN104866822B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5563403A (en) * | 1993-12-27 | 1996-10-08 | Ricoh Co., Ltd. | Method and apparatus for detection of a skew angle of a document image using a regression coefficient |
CN101136981A (en) * | 2006-08-24 | 2008-03-05 | 夏普株式会社 | Image processing method, image processing apparats, document reading apparatus, image forming apparatus |
CN102750541A (en) * | 2011-04-22 | 2012-10-24 | 北京文通科技有限公司 | Document image classifying distinguishing method and device |
CN102831244A (en) * | 2012-09-13 | 2012-12-19 | 重庆立鼎科技有限公司 | Method for classified search of house property file image |
CN104036273A (en) * | 2014-05-22 | 2014-09-10 | 南京信息工程大学 | Fingerprint image segmentation method based on compositing window SIVV features |
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Effective date of registration: 20200702 Address after: 223600 Tenth Floor of Building A of Shuyang Software Industrial Park, Suqian City, Jiangsu Province Patentee after: Jiangsu Fenghuang Xueyi Education Technology Co.,Ltd. Address before: 210044 Nanjing Ning Road, Jiangsu, No. six, No. 219 Patentee before: Nanjing University of Information Science and Technology |
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Effective date of registration: 20200727 Address after: Room 02214, 2nd floor, building 2, No.68 yard, Beiqing Road, Haidian District, Beijing 100089 Patentee after: BEIJING PHOENIX E-LEARNING TECHNOLOGY CO.,LTD. Address before: 210044 Nanjing Ning Road, Jiangsu, No. six, No. 219 Patentee before: Nanjing University of Information Science and Technology |
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Address after: 100089 room 02114, 2nd floor, building 2, No.68 courtyard, Beiqing Road, Haidian District, Beijing Patentee after: Discipline network (Beijing) Co.,Ltd. Address before: 100089 room 02114, 2nd floor, building 2, No.68 courtyard, Beiqing Road, Haidian District, Beijing Patentee before: BEIJING PHOENIX E-LEARNING TECHNOLOGY CO.,LTD. |