CN108900730B - 一种用于纸张扫描装置的卡纸预测方法及系统 - Google Patents
一种用于纸张扫描装置的卡纸预测方法及系统 Download PDFInfo
- Publication number
- CN108900730B CN108900730B CN201810765449.5A CN201810765449A CN108900730B CN 108900730 B CN108900730 B CN 108900730B CN 201810765449 A CN201810765449 A CN 201810765449A CN 108900730 B CN108900730 B CN 108900730B
- Authority
- CN
- China
- Prior art keywords
- paper
- point
- image
- scanning
- boundary
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000000034 method Methods 0.000 title claims abstract description 40
- 238000004364 calculation method Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 12
- 230000000875 corresponding effect Effects 0.000 description 3
- 239000003814 drug Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000001647 drug administration Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000004148 unit process Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/00681—Detecting the presence, position or size of a sheet or correcting its position before scanning
- H04N1/00729—Detection means
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/10—Segmentation; Edge detection
- G06T7/12—Edge-based segmentation
-
- 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
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/00681—Detecting the presence, position or size of a sheet or correcting its position before scanning
- H04N1/00684—Object of the detection
- H04N1/00702—Position
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/00681—Detecting the presence, position or size of a sheet or correcting its position before scanning
- H04N1/00785—Correcting the position of a sheet before scanning
Landscapes
- Engineering & Computer Science (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Facsimile Scanning Arrangements (AREA)
- Controlling Sheets Or Webs (AREA)
- Facsimiles In General (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810765449.5A CN108900730B (zh) | 2018-07-12 | 2018-07-12 | 一种用于纸张扫描装置的卡纸预测方法及系统 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810765449.5A CN108900730B (zh) | 2018-07-12 | 2018-07-12 | 一种用于纸张扫描装置的卡纸预测方法及系统 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN108900730A CN108900730A (zh) | 2018-11-27 |
CN108900730B true CN108900730B (zh) | 2020-11-03 |
Family
ID=64349381
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810765449.5A Active CN108900730B (zh) | 2018-07-12 | 2018-07-12 | 一种用于纸张扫描装置的卡纸预测方法及系统 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN108900730B (zh) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04306963A (ja) * | 1991-04-04 | 1992-10-29 | Matsushita Electric Ind Co Ltd | ファクシミリ装置 |
CN1734471A (zh) * | 2004-08-10 | 2006-02-15 | 明基电通股份有限公司 | 文件倾斜角度的估算方法及其装置 |
CN101462652A (zh) * | 2007-12-17 | 2009-06-24 | 金宝电子工业股份有限公司 | 纸张偏移感测方法及纸张偏移校正方法 |
JP2012206858A (ja) * | 2011-03-30 | 2012-10-25 | Brother Industries Ltd | 画像処理装置およびシート搬送方法 |
CN107968898A (zh) * | 2016-10-20 | 2018-04-27 | 崴强科技股份有限公司 | 影像扫描方法及其扫描装置 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI333458B (en) * | 2007-12-05 | 2010-11-21 | Kinpo Elect Inc | Method for sensing paper skew and method for correcting paper skew |
-
2018
- 2018-07-12 CN CN201810765449.5A patent/CN108900730B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04306963A (ja) * | 1991-04-04 | 1992-10-29 | Matsushita Electric Ind Co Ltd | ファクシミリ装置 |
CN1734471A (zh) * | 2004-08-10 | 2006-02-15 | 明基电通股份有限公司 | 文件倾斜角度的估算方法及其装置 |
CN101462652A (zh) * | 2007-12-17 | 2009-06-24 | 金宝电子工业股份有限公司 | 纸张偏移感测方法及纸张偏移校正方法 |
JP2012206858A (ja) * | 2011-03-30 | 2012-10-25 | Brother Industries Ltd | 画像処理装置およびシート搬送方法 |
CN107968898A (zh) * | 2016-10-20 | 2018-04-27 | 崴强科技股份有限公司 | 影像扫描方法及其扫描装置 |
Also Published As
Publication number | Publication date |
---|---|
CN108900730A (zh) | 2018-11-27 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN109785316B (zh) | 一种芯片表观缺陷检测方法 | |
US7697776B2 (en) | Model-based dewarping method and apparatus | |
US7936926B2 (en) | Apparatus, method, and program for face feature point detection | |
CN107220644B (zh) | 一种心电图扫描图像倾斜度校正方法 | |
CN108146093A (zh) | 一种去除票据印章的方法 | |
CN110738604B (zh) | 基于Canny算子和Hough变换的大倾角证件图像矫正方法及系统 | |
CN107679479A (zh) | 一种基于图像形态学处理的客观填涂识别方法 | |
CN113569859B (zh) | 一种图像处理方法、装置、电子设备及存储介质 | |
CN114283434B (zh) | 一种基于机器视觉的答题卡识别方法 | |
CN103679700B (zh) | 票据图像倒置检测系统 | |
Lin et al. | License plate recognition based on mathematical morphology and template matching | |
CN108900730B (zh) | 一种用于纸张扫描装置的卡纸预测方法及系统 | |
CN108335266A (zh) | 一种文档图像畸变的矫正方法 | |
JP2006318151A (ja) | デジタル画像表示機器及びデジタル画像表示方法 | |
JP2004280713A (ja) | 車番認識装置 | |
JP6217191B2 (ja) | 傾斜角度検出装置、画像読取装置、画像形成装置およびプログラム | |
JP3451832B2 (ja) | 顔画像の特徴量認識装置 | |
CN112070081B (zh) | 一种基于高清视频的智能化车牌识别方法 | |
CN115018849A (zh) | 基于边缘检测的瓶体歪盖识别方法 | |
JP4203648B2 (ja) | 画像処理装置 | |
CN101383006A (zh) | 一种椭圆矫正和圆形归一化的图像预处理方法 | |
CN107845080A (zh) | 卡片图像增强方法 | |
JP2007219899A (ja) | 個人識別装置、個人識別方法および個人識別プログラム | |
CN106909897A (zh) | 一种文本图像倒置快速检测方法 | |
WO2021112792A1 (en) | A system and method for user interface control |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20240424 Address after: 430000, Unit 1-2, 5th Floor, No. 228 Zhongshan Avenue, Qiaokou District, Wuhan City, Hubei Province Patentee after: Hubei Fulton Health Management Co.,Ltd. Country or region after: China Address before: 610000 room 4, floor 24, building 3, No. 88, Jitai fifth road, high tech Zone, Chengdu, Sichuan Patentee before: SICHUAN JUNYI FUDUN TECHNOLOGY CO.,LTD. Country or region before: China |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20240725 Address after: No. 2007, 20th floor, unit 1, building 9, No. 1700, North Tianfu Avenue, high tech Zone, Chengdu, Sichuan 610000 Patentee after: SICHUAN JUNYI FUDUN TECHNOLOGY CO.,LTD. Country or region after: China Address before: 430000, Unit 1-2, 5th Floor, No. 228 Zhongshan Avenue, Qiaokou District, Wuhan City, Hubei Province Patentee before: Hubei Fulton Health Management Co.,Ltd. Country or region before: China |