HK1204820A1 - 動態手寫驗證和基於手寫的用戶認證 - Google Patents

動態手寫驗證和基於手寫的用戶認證

Info

Publication number
HK1204820A1
HK1204820A1 HK15105371.1A HK15105371A HK1204820A1 HK 1204820 A1 HK1204820 A1 HK 1204820A1 HK 15105371 A HK15105371 A HK 15105371A HK 1204820 A1 HK1204820 A1 HK 1204820A1
Authority
HK
Hong Kong
Prior art keywords
handwriting
user authentication
based user
dynamic
verification
Prior art date
Application number
HK15105371.1A
Other languages
English (en)
Inventor
Nicholas Mettyear
Yoshitaka Nakayama
Jin Kon Ryu
Original Assignee
Wacom 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 Wacom Co Ltd filed Critical Wacom Co Ltd
Publication of HK1204820A1 publication Critical patent/HK1204820A1/zh

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
    • G06V30/22—Character recognition characterised by the type of writing
    • G06V30/226—Character recognition characterised by the type of writing of cursive writing
    • G06V30/2268—Character recognition characterised by the type of writing of cursive writing using stroke segmentation
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/70—Arrangements for image or video recognition or understanding using pattern recognition or machine learning
    • G06V10/74—Image or video pattern matching; Proximity measures in feature spaces
    • G06V10/75—Organisation of the matching processes, e.g. simultaneous or sequential comparisons of image or video features; Coarse-fine approaches, e.g. multi-scale approaches; using context analysis; Selection of dictionaries
    • G06V10/754—Organisation of the matching processes, e.g. simultaneous or sequential comparisons of image or video features; Coarse-fine approaches, e.g. multi-scale approaches; using context analysis; Selection of dictionaries involving a deformation of the sample pattern or of the reference pattern; Elastic matching
    • 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
    • G06V30/142—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; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
    • G06V40/30—Writer recognition; Reading and verifying signatures
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
    • G06V40/30—Writer recognition; Reading and verifying signatures
    • G06V40/33—Writer recognition; Reading and verifying signatures based only on signature image, e.g. static signature recognition
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
    • G06V40/30—Writer recognition; Reading and verifying signatures
    • G06V40/37—Writer recognition; Reading and verifying signatures based only on signature signals such as velocity or pressure, e.g. dynamic signature recognition
    • G06V40/394—Matching; Classification
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Human Computer Interaction (AREA)
  • Artificial Intelligence (AREA)
  • Health & Medical Sciences (AREA)
  • Computing Systems (AREA)
  • Databases & Information Systems (AREA)
  • Evolutionary Computation (AREA)
  • General Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
  • Software Systems (AREA)
  • Collating Specific Patterns (AREA)
  • Character Discrimination (AREA)
HK15105371.1A 2013-11-14 2015-06-05 動態手寫驗證和基於手寫的用戶認證 HK1204820A1 (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US14/080,723 US9235748B2 (en) 2013-11-14 2013-11-14 Dynamic handwriting verification and handwriting-based user authentication

Publications (1)

Publication Number Publication Date
HK1204820A1 true HK1204820A1 (zh) 2015-12-04

Family

ID=51900257

Family Applications (1)

Application Number Title Priority Date Filing Date
HK15105371.1A HK1204820A1 (zh) 2013-11-14 2015-06-05 動態手寫驗證和基於手寫的用戶認證

Country Status (6)

Country Link
US (2) US9235748B2 (zh)
EP (1) EP2874099B1 (zh)
CN (1) CN104636715B (zh)
BR (1) BR102014027735B1 (zh)
HK (1) HK1204820A1 (zh)
SG (1) SG10201407479UA (zh)

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JP6828014B2 (ja) 2015-10-07 2021-02-10 株式会社ワコム １つまたは複数の署名デバイスに通信可能に接続されたローカルコンピューヒング装置によって実行されるコンピュータ実装方法
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CN105631297A (zh) * 2016-01-13 2016-06-01 青岛海信移动通信技术股份有限公司 一种多用户解锁的方法及装置
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JP7354878B2 (ja) * 2019-04-11 2023-10-03 株式会社リコー 手書き入力装置、手書き入力方法、プログラム、入力システム
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JP7367639B2 (ja) * 2020-08-31 2023-10-24 株式会社リコー 表示装置、表示方法、プログラム
KR20220040761A (ko) * 2020-09-24 2022-03-31 삼성전자주식회사 전자장치 및 그 제어방법
KR20220088166A (ko) 2020-12-18 2022-06-27 삼성전자주식회사 복수의 사용자 환경에서 필기 입력 인식 방법 및 장치
TWI831082B (zh) * 2021-11-11 2024-02-01 王士華 生物簽章驗證系統與生物簽章驗證方法
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Also Published As

Publication number Publication date
US9747491B2 (en) 2017-08-29
EP2874099B1 (en) 2018-07-18
BR102014027735A2 (pt) 2015-09-15
CN104636715A (zh) 2015-05-20
EP2874099A1 (en) 2015-05-20
US20150131874A1 (en) 2015-05-14
BR102014027735B1 (pt) 2022-02-15
CN104636715B (zh) 2020-01-03
SG10201407479UA (en) 2015-06-29
US9235748B2 (en) 2016-01-12
US20160070951A1 (en) 2016-03-10

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PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20231112