CN108475325B - 用于识别手写图连接符的系统、方法及计算机可读介质 - Google Patents

用于识别手写图连接符的系统、方法及计算机可读介质 Download PDF

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CN108475325B
CN108475325B CN201680074089.3A CN201680074089A CN108475325B CN 108475325 B CN108475325 B CN 108475325B CN 201680074089 A CN201680074089 A CN 201680074089A CN 108475325 B CN108475325 B CN 108475325B
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connector
elements
point
graph
identified
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CN108475325A (zh
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罗宾·梅利南
罗曼·贝纳尔维茨
克莱尔·西多里
法比恩·里克
阿内·博诺
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MyScript SAS
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MyScript SAS
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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
    • G06V30/10—Character recognition
    • G06V30/32—Digital ink
    • G06V30/36—Matching; Classification
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
    • G06F3/0487—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser
    • G06F3/0488—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser using a touch-screen or digitiser, e.g. input of commands through traced gestures
    • G06F3/04883—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser using a touch-screen or digitiser, e.g. input of commands through traced gestures for inputting data by handwriting, e.g. gesture or text
    • 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
    • G06V10/22—Image preprocessing by selection of a specific region containing or referencing a pattern; Locating or processing of specific regions to guide the detection or recognition
    • G06V10/235—Image preprocessing by selection of a specific region containing or referencing a pattern; Locating or processing of specific regions to guide the detection or recognition based on user input or interaction
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/40—Extraction of image or video features
    • G06V10/44—Local feature extraction by analysis of parts of the pattern, e.g. by detecting edges, contours, loops, corners, strokes or intersections; Connectivity analysis, e.g. of connected components
    • G06V10/457—Local feature extraction by analysis of parts of the pattern, e.g. by detecting edges, contours, loops, corners, strokes or intersections; Connectivity analysis, e.g. of connected components by analysing connectivity, e.g. edge linking, connected component analysis or slices
    • 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
    • G06V30/10—Character recognition
    • G06V30/14—Image acquisition
    • G06V30/142—Image acquisition using hand-held instruments; Constructional details of the instruments
    • G06V30/1423—Image acquisition using hand-held instruments; Constructional details of the instruments the instrument generating sequences of position coordinates corresponding to handwriting
    • 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
    • G06V30/10—Character recognition
    • G06V30/22—Character recognition characterised by the type of writing
    • 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
    • G06V30/42—Document-oriented image-based pattern recognition based on the type of document
    • G06V30/422—Technical drawings; Geographical maps

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Multimedia (AREA)
  • Artificial Intelligence (AREA)
  • General Engineering & Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • User Interface Of Digital Computer (AREA)
  • Character Discrimination (AREA)
  • Processing Or Creating Images (AREA)
CN201680074089.3A 2015-10-19 2016-10-18 用于识别手写图连接符的系统、方法及计算机可读介质 Active CN108475325B (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
EP15290269 2015-10-19
EP15290269.8 2015-10-19
US14/955,174 2015-12-01
US14/955,174 US10417491B2 (en) 2015-10-19 2015-12-01 System and method for recognition of handwritten diagram connectors
PCT/EP2016/001722 WO2017067653A1 (en) 2015-10-19 2016-10-18 System and method for recognition of handwritten diagram connectors

Publications (2)

Publication Number Publication Date
CN108475325A CN108475325A (zh) 2018-08-31
CN108475325B true CN108475325B (zh) 2022-04-12

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Country Status (6)

Country Link
US (1) US10417491B2 (enExample)
EP (1) EP3365835B1 (enExample)
JP (1) JP6820919B2 (enExample)
KR (1) KR102428704B1 (enExample)
CN (1) CN108475325B (enExample)
WO (1) WO2017067653A1 (enExample)

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JP6798555B2 (ja) * 2016-08-19 2020-12-09 ソニー株式会社 情報処理装置、情報処理方法、及びプログラム
US20180173688A1 (en) * 2016-12-15 2018-06-21 Myscript System and method for management of handwritten diagram connectors
JP6689903B2 (ja) * 2017-11-07 2020-04-28 タタ コンサルタンシー サービシズ リミテッドＴＡＴＡ Ｃｏｎｓｕｌｔａｎｃｙ Ｓｅｒｖｉｃｅｓ Ｌｉｍｉｔｅｄ ハンドマークされた工業用検査シートから情報を抽出する方法及びシステム
CN109726015B (zh) * 2018-12-19 2021-05-04 福建天泉教育科技有限公司 一种基于状态机的多端画板同步方法及终端
EP3675063A1 (en) * 2018-12-29 2020-07-01 Dassault Systèmes Forming a dataset for inference of solid cad features
EP4130966B1 (en) 2019-11-29 2025-07-09 MyScript Gesture stroke recognition in touch-based user interface input
CN113345051B (zh) * 2020-02-18 2024-10-18 北京沃东天骏信息技术有限公司 对图元进行排版的方法、装置、计算设备及介质
CN112598092B (zh) * 2020-12-18 2022-10-18 湖南特能博世科技有限公司 图元识别匹配方法、装置、计算机设备及可读存储介质
CN115298648A (zh) * 2021-01-08 2022-11-04 普华永道会计事务所 自动化流程图生成和视觉化系统
EP4086744B1 (en) 2021-05-04 2024-02-21 MyScript Gesture stroke recognition in touch-based user interface input

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CN103400109A (zh) * 2013-07-10 2013-11-20 西安交通大学 一种手绘草图离线识别与整形方法

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JPH0652243A (ja) * 1992-07-30 1994-02-25 Toshiba Corp 図面入力・処理装置
JPH086707A (ja) 1993-12-30 1996-01-12 Xerox Corp スクリーン指向ディスプレー処理システム
US7330184B2 (en) 2002-06-12 2008-02-12 Smart Technologies Ulc System and method for recognizing connector gestures
US7352902B2 (en) 2003-09-24 2008-04-01 Microsoft Corporation System and method for detecting a hand-drawn object in ink input
US7324691B2 (en) 2003-09-24 2008-01-29 Microsoft Corporation System and method for shape recognition of hand-drawn objects
US7904810B2 (en) 2004-09-21 2011-03-08 Microsoft Corporation System and method for editing a hand-drawn list in ink input
US7440616B2 (en) * 2004-09-21 2008-10-21 Microsoft Corporation System and method for recognition of a hand-drawn chart in ink input
US7394935B2 (en) 2004-09-21 2008-07-01 Microsoft Corporation System and method for editing a hand-drawn chart in ink input
US7400771B2 (en) 2004-09-21 2008-07-15 Microsoft Corporation System and method for connected container recognition of a hand-drawn chart in ink input
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Publication number Publication date
CN108475325A (zh) 2018-08-31
US10417491B2 (en) 2019-09-17
EP3365835A1 (en) 2018-08-29
JP6820919B2 (ja) 2021-01-27
EP3365835B1 (en) 2025-01-08
US20170109579A1 (en) 2017-04-20
JP2018536928A (ja) 2018-12-13
KR20180098533A (ko) 2018-09-04
WO2017067653A1 (en) 2017-04-27
KR102428704B1 (ko) 2022-08-02

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