SG11201808503WA - Method and device for acquiring slant value of slant image, terminal and storage medium - Google Patents

Method and device for acquiring slant value of slant image, terminal and storage medium

Info

Publication number
SG11201808503WA
SG11201808503WA SG11201808503WA SG11201808503WA SG11201808503WA SG 11201808503W A SG11201808503W A SG 11201808503WA SG 11201808503W A SG11201808503W A SG 11201808503WA SG 11201808503W A SG11201808503W A SG 11201808503WA SG 11201808503W A SG11201808503W A SG 11201808503WA
Authority
SG
Singapore
Prior art keywords
slant
value
acquiring
image
terminal
Prior art date
Application number
SG11201808503WA
Other languages
English (en)
Inventor
Jianzong Wang
Chenyu Wang
Jin Ma
Jing Xiao
Original Assignee
Ping An Technology Shenzhen Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ping An Technology Shenzhen Co Ltd filed Critical Ping An Technology Shenzhen Co Ltd
Publication of SG11201808503WA publication Critical patent/SG11201808503WA/en

Links

Classifications

    • 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
    • G06T7/73—Determining position or orientation of objects or cameras using feature-based methods
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/10—Segmentation; Edge detection
    • G06T7/11—Region-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
    • G06T7/12—Edge-based segmentation
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/60—Analysis of geometric attributes
    • 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
    • G06V30/146—Aligning or centring of the image pick-up or image-field
    • G06V30/1475—Inclination or skew detection or correction of characters or of image to be recognised
    • G06V30/1478—Inclination or skew detection or correction of characters or of image to be recognised of characters or characters lines
    • 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
    • G06V30/18—Extraction of features or characteristics of the image
    • G06V30/1801—Detecting partial patterns, e.g. edges or contours, or configurations, e.g. loops, corners, strokes or intersections
    • G06V30/18019—Detecting partial patterns, e.g. edges or contours, or configurations, e.g. loops, corners, strokes or intersections by matching or filtering
    • 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
    • G06V30/414—Extracting the geometrical structure, e.g. layout tree; Block segmentation, e.g. bounding boxes for graphics or text
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/20—Special algorithmic details
    • G06T2207/20048—Transform domain processing
    • G06T2207/20061—Hough transform
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Geometry (AREA)
  • Computer Graphics (AREA)
  • Artificial Intelligence (AREA)
  • Image Analysis (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Character Input (AREA)
SG11201808503WA 2017-07-28 2017-08-30 Method and device for acquiring slant value of slant image, terminal and storage medium SG11201808503WA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201710630855.6A CN107680108B (zh) 2017-07-28 2017-07-28 倾斜图像的倾斜值获取方法、装置、终端及存储介质
PCT/CN2017/099644 WO2019019250A1 (zh) 2017-07-28 2017-08-30 倾斜图像的倾斜值获取方法、装置、终端及存储介质

Publications (1)

Publication Number Publication Date
SG11201808503WA true SG11201808503WA (en) 2019-02-27

Family

ID=61133913

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201808503WA SG11201808503WA (en) 2017-07-28 2017-08-30 Method and device for acquiring slant value of slant image, terminal and storage medium

Country Status (4)

Country Link
US (1) US11074443B2 (zh)
CN (1) CN107680108B (zh)
SG (1) SG11201808503WA (zh)
WO (1) WO2019019250A1 (zh)

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* Cited by examiner, † Cited by third party
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WO2020124455A1 (zh) * 2018-12-19 2020-06-25 深圳市欢太科技有限公司 一种优化字体的方法及相关设备
CN110788858B (zh) * 2019-10-23 2023-06-13 武汉库柏特科技有限公司 一种基于图像的物体校位方法、智能机器人及校位系统
CN111553344B (zh) * 2020-04-17 2023-05-12 携程旅游信息技术（上海）有限公司 文本图像的倾斜校正方法、系统、设备和存储介质
CN114322849A (zh) * 2020-09-29 2022-04-12 昆山午力电子有限公司 基于图像识别的物品特征定位系统
CN113379681B (zh) * 2021-05-20 2022-11-04 深圳技术大学 Led芯片倾斜角度的获取方法、系统、电子装置及存储介质
CN115229357B (zh) * 2022-09-23 2022-12-13 江苏美乐嘉科技新材料有限公司 一种用于木塑材料的激光切割方法

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US6373997B1 (en) * 1991-07-30 2002-04-16 Xerox Corporation Coarse and fine skew measurement
US5937084A (en) * 1996-05-22 1999-08-10 Ncr Corporation Knowledge-based document analysis system
US6310984B2 (en) * 1998-04-09 2001-10-30 Hewlett-Packard Company Image processing system with image cropping and skew correction
KR100264331B1 (ko) * 1998-05-26 2000-08-16 윤종용 원고 비틀림 보정 장치 및 방법
JP4136819B2 (ja) 2003-07-18 2008-08-20 株式会社リコー 画像処理装置及びプログラム
CN101425142B (zh) * 2008-09-17 2011-05-11 北大方正集团有限公司 页面倾斜角度的确定方法和装置
CN101408937B (zh) * 2008-11-07 2011-12-21 东莞市微模式软件有限公司 一种字符行定位的方法及装置
CN101859382B (zh) * 2010-06-03 2013-07-31 复旦大学 一种基于最大稳定极值区域的车牌检测与识别的方法
CN102955941A (zh) * 2011-08-31 2013-03-06 汉王科技股份有限公司 身份信息录入方法和装置
CN103366165B (zh) * 2012-03-30 2016-06-29 富士通株式会社 图像处理装置、图像处理方法以及设备
JP6384236B2 (ja) * 2014-09-29 2018-09-05 ブラザー工業株式会社 制御プログラム、および情報処理装置
CN105590112B (zh) * 2015-09-22 2018-12-04 成都数联铭品科技有限公司 一种图像识别中倾斜文字判断方法
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CN106067023B (zh) * 2016-06-02 2021-08-17 北京国泰星云科技有限公司 基于图像处理的集装箱箱号及集卡车号识别系统及方法
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CN106131362B (zh) 2016-07-12 2019-11-26 珠海赛纳打印科技股份有限公司 一种图像处理方法、装置及图像形成设备
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CN106650739B (zh) * 2016-12-09 2020-08-11 浙江浩腾电子科技股份有限公司 一种车牌字符切割新方法
CN106845475A (zh) * 2016-12-15 2017-06-13 西安电子科技大学 基于连通域的自然场景文字检测方法
CN106846339A (zh) * 2017-02-13 2017-06-13 广州视源电子科技股份有限公司 一种图像检测方法和装置

Also Published As

Publication number Publication date
WO2019019250A1 (zh) 2019-01-31
CN107680108A (zh) 2018-02-09
US11074443B2 (en) 2021-07-27
US20210124918A1 (en) 2021-04-29
CN107680108B (zh) 2019-06-21

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