CA2000023A1 - Segmenteur spatial rapide pour caracteres ecrits a la main - Google Patents

Segmenteur spatial rapide pour caracteres ecrits a la main

Info

Publication number
CA2000023A1
CA2000023A1 CA2000023A CA2000023A CA2000023A1 CA 2000023 A1 CA2000023 A1 CA 2000023A1 CA 2000023 A CA2000023 A CA 2000023A CA 2000023 A CA2000023 A CA 2000023A CA 2000023 A1 CA2000023 A1 CA 2000023A1
Authority
CA
Canada
Prior art keywords
tablet
strokes
segmentation
segmentation processor
pen
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.)
Granted
Application number
CA2000023A
Other languages
English (en)
Other versions
CA2000023C (fr
Inventor
Henry H. Jeanty
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
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 International Business Machines Corp filed Critical International Business Machines Corp
Publication of CA2000023A1 publication Critical patent/CA2000023A1/fr
Application granted granted Critical
Publication of CA2000023C publication Critical patent/CA2000023C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • G06V30/32—Digital ink
    • G06V30/333—Preprocessing; Feature extraction
    • 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
    • G06V30/148—Segmentation of character regions
    • G06V30/15—Cutting or merging image elements, e.g. region growing, watershed or clustering-based techniques
    • 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)
  • Computer Vision & Pattern Recognition (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Character Discrimination (AREA)
CA002000023A 1989-01-05 1989-10-02 Segmenteur spatial rapide pour caracteres ecrits a la main Expired - Fee Related CA2000023C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US29409489A 1989-01-05 1989-01-05
US07/294,094 1989-01-05

Publications (2)

Publication Number Publication Date
CA2000023A1 true CA2000023A1 (fr) 1990-07-05
CA2000023C CA2000023C (fr) 1995-06-13

Family

ID=23131851

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002000023A Expired - Fee Related CA2000023C (fr) 1989-01-05 1989-10-02 Segmenteur spatial rapide pour caracteres ecrits a la main

Country Status (3)

Country Link
EP (1) EP0377129A3 (fr)
JP (1) JPH0670801B2 (fr)
CA (1) CA2000023C (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6128409A (en) * 1991-11-12 2000-10-03 Texas Instruments Incorporated Systems and methods for handprint recognition acceleration
US5652806A (en) * 1992-01-10 1997-07-29 Compaq Computer Corporation Input device with data targeting to determine an entry field for a block of stroke data
JP2691101B2 (ja) * 1992-03-05 1997-12-17 インターナショナル・ビジネス・マシーンズ・コーポレイション 手書き入力方法及び入力装置
TWI385584B (zh) 2008-11-05 2013-02-11 Avermedia Information Inc 自動排列手寫字串之裝置及方法

Also Published As

Publication number Publication date
JPH0670801B2 (ja) 1994-09-07
EP0377129A3 (fr) 1992-07-01
EP0377129A2 (fr) 1990-07-11
CA2000023C (fr) 1995-06-13
JPH02226387A (ja) 1990-09-07

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