CN105339951B - 用于检测文档边界的方法 - Google Patents

用于检测文档边界的方法 Download PDF

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Publication number
CN105339951B
CN105339951B CN201480036943.8A CN201480036943A CN105339951B CN 105339951 B CN105339951 B CN 105339951B CN 201480036943 A CN201480036943 A CN 201480036943A CN 105339951 B CN105339951 B CN 105339951B
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document
color
image
image data
busyness
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Chinese (zh)
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CN105339951A (zh
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路易斯·詹姆斯·贝亚托
约翰·J·阿莱希奥
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Kodak Alaris Inc
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Kodak Alaris Inc
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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 OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/20—Image preprocessing
    • G06V10/24—Aligning, centring, orientation detection or correction of the image
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/20—Image preprocessing
    • G06V10/24—Aligning, centring, orientation detection or correction of the image
    • G06V10/243—Aligning, centring, orientation detection or correction of the image by compensating for image skew or non-uniform image deformations
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06V30/414—Extracting the geometrical structure, e.g. layout tree; Block segmentation, e.g. bounding boxes for graphics or text
    • 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
    • H04N1/00742—Detection methods
    • H04N1/00748—Detecting edges, e.g. of a stationary sheet
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10024—Color image
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/30—Subject of image; Context of image processing
    • G06T2207/30176—Document

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Artificial Intelligence (AREA)
  • Signal Processing (AREA)
  • Computer Graphics (AREA)
  • Geometry (AREA)
  • Image Processing (AREA)
  • Character Input (AREA)
  • Studio Devices (AREA)
  • Image Analysis (AREA)
  • Processing Or Creating Images (AREA)
CN201480036943.8A 2013-06-12 2014-06-10 用于检测文档边界的方法 Active CN105339951B (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201361833952P 2013-06-12 2013-06-12
US61/833,952 2013-06-12
US14/263,181 2014-04-28
US14/263,181 US9122921B2 (en) 2013-06-12 2014-04-28 Method for detecting a document boundary
PCT/US2014/041675 WO2014200982A2 (en) 2013-06-12 2014-06-10 Method for detecting a document boundary

Publications (2)

Publication Number Publication Date
CN105339951A CN105339951A (zh) 2016-02-17
CN105339951B true CN105339951B (zh) 2017-05-31

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US (1) US9122921B2 (https=)
EP (1) EP3008661A2 (https=)
JP (1) JP6216871B2 (https=)
CN (1) CN105339951B (https=)
WO (1) WO2014200982A2 (https=)

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US9524445B2 (en) * 2015-02-27 2016-12-20 Sharp Laboratories Of America, Inc. Methods and systems for suppressing non-document-boundary contours in an image
US9900665B2 (en) 2015-06-16 2018-02-20 Telefonaktiebolaget Lm Ericsson (Publ) Caption rendering automation test framework
US9740952B2 (en) * 2015-06-16 2017-08-22 Telefonaktiebolaget Lm Ericsson (Publ) Methods and systems for real time automated caption rendering testing
CN106991649A (zh) * 2016-01-20 2017-07-28 富士通株式会社 对摄像装置所捕获的文档图像进行校正的方法和装置
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US9786039B2 (en) * 2016-01-26 2017-10-10 Wipro Limited Method and system for processing an image extracted from a document
WO2017208368A1 (ja) * 2016-05-31 2017-12-07 株式会社Pfu 画像処理装置、画像処理方法、および、プログラム
RU2626661C1 (ru) * 2016-06-24 2017-07-31 Общество с ограниченной ответственностью "Аби Девелопмент" Способ и подсистема определения содержащих документ фрагментов цифрового изображения
US11158057B2 (en) 2016-12-30 2021-10-26 Huawei Technologies Co., Ltd. Device, method, and graphical user interface for processing document
WO2018141109A1 (zh) * 2017-02-06 2018-08-09 华为技术有限公司 图像处理的方法和设备
JP6880867B2 (ja) * 2017-03-16 2021-06-02 株式会社リコー 画像処理装置、画像処理方法およびプログラム
US10257375B2 (en) * 2017-06-14 2019-04-09 Intuit, Inc. Detecting long documents in a live camera feed
US10171695B1 (en) * 2017-06-14 2019-01-01 Intuit Inc. Out-of bounds detection of a document in a live camera feed
KR102402148B1 (ko) 2017-08-22 2022-05-26 삼성전자주식회사 전자 장치 및 그의 문자 인식 방법
CN109598177B (zh) * 2017-09-30 2023-12-01 施耐德电气工业公司 用于识别电气设备的状态的方法和装置
EP3496030A1 (en) * 2017-12-08 2019-06-12 Admesy B.V. Method and system for inspecting a display device
CN110414502B (zh) * 2019-08-02 2022-04-01 泰康保险集团股份有限公司 图像处理方法及装置、电子设备和计算机可读介质
JP7508212B2 (ja) * 2019-10-29 2024-07-01 キヤノン株式会社 画像処理装置、画像処理方法及びプログラム
TWI731484B (zh) * 2019-11-26 2021-06-21 台灣基督長老教會馬偕醫療財團法人馬偕紀念醫院 經由藥物泡型包裝影像建立藥物資料庫及管理藥物之方法及系統
CN114463352A (zh) * 2022-01-12 2022-05-10 济南超级计算技术研究院 玻片扫描图像目标分割提取方法及系统
CN114155546B (zh) * 2022-02-07 2022-05-20 北京世纪好未来教育科技有限公司 一种图像矫正方法、装置、电子设备和存储介质
CN115082935B (zh) * 2022-07-04 2024-11-12 网易有道信息技术（北京）有限公司 用于对文档图像进行矫正的方法、设备及存储介质
CN115713742A (zh) * 2022-11-21 2023-02-24 成都知识视觉科技有限公司 一种车道线检测图像的录入方法
JP2024154762A (ja) * 2023-04-19 2024-10-31 ラピステクノロジー株式会社 画像処理装置及び撮像装置
KR102602292B1 (ko) * 2023-06-29 2023-11-16 주식회사 코이웨어 이미지에서 문서 영역 검출 장치 그 방법

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JP4630936B1 (ja) * 2009-10-28 2011-02-09 シャープ株式会社 画像処理装置、画像処理方法、画像処理プログラム、画像処理プログラムを記録した記録媒体

Also Published As

Publication number Publication date
US9122921B2 (en) 2015-09-01
JP2016521890A (ja) 2016-07-25
JP6216871B2 (ja) 2017-10-18
EP3008661A2 (en) 2016-04-20
WO2014200982A3 (en) 2015-04-16
WO2014200982A2 (en) 2014-12-18
CN105339951A (zh) 2016-02-17
US20140368891A1 (en) 2014-12-18

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