EP4222642A4 - Systeme und verfahren zur durchsetzung von beschränkungen in der zeichenerkennung - Google Patents

Systeme und verfahren zur durchsetzung von beschränkungen in der zeichenerkennung

Info

Publication number
EP4222642A4
EP4222642A4 EP21874695.6A EP21874695A EP4222642A4 EP 4222642 A4 EP4222642 A4 EP 4222642A4 EP 21874695 A EP21874695 A EP 21874695A EP 4222642 A4 EP4222642 A4 EP 4222642A4
Authority
EP
European Patent Office
Prior art keywords
systems
methods
character recognition
enforcing constraints
enforcing
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.)
Pending
Application number
EP21874695.6A
Other languages
English (en)
French (fr)
Other versions
EP4222642A1 (de
Inventor
Hector Palacios
Pierre-André Noël
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.)
ServiceNow Canada Inc
Original Assignee
ServiceNow Canada Inc
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
Priority claimed from US17/037,101 external-priority patent/US11615260B2/en
Priority claimed from US17/037,046 external-priority patent/US20220101162A1/en
Application filed by ServiceNow Canada Inc filed Critical ServiceNow Canada Inc
Publication of EP4222642A1 publication Critical patent/EP4222642A1/de
Publication of EP4222642A4 publication Critical patent/EP4222642A4/de
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
    • G06N20/00—Machine learning
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
    • G06N5/00—Computing arrangements using knowledge-based models
    • G06N5/01—Dynamic search techniques; Heuristics; Dynamic trees; Branch-and-bound
    • 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
    • G06V30/26—Techniques for post-processing, e.g. correcting the recognition result
    • G06V30/262—Techniques for post-processing, e.g. correcting the recognition result using context analysis, e.g. lexical, syntactic or semantic context
    • G06V30/268—Lexical context

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Software Systems (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Evolutionary Computation (AREA)
  • Data Mining & Analysis (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Mathematical Physics (AREA)
  • Artificial Intelligence (AREA)
  • Computational Linguistics (AREA)
  • Medical Informatics (AREA)
  • Multimedia (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
  • Character Discrimination (AREA)
EP21874695.6A 2020-09-29 2021-09-29 Systeme und verfahren zur durchsetzung von beschränkungen in der zeichenerkennung Pending EP4222642A4 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US17/037,101 US11615260B2 (en) 2020-09-29 2020-09-29 Systems and methods for enforcing constraints in character recognition
US17/037,046 US20220101162A1 (en) 2020-09-29 2020-09-29 Systems and methods for enforcing constraints to predictions
PCT/IB2021/058952 WO2022070106A1 (en) 2020-09-29 2021-09-29 Systems and methods for enforcing constraints in character recognition

Publications (2)

Publication Number Publication Date
EP4222642A1 EP4222642A1 (de) 2023-08-09
EP4222642A4 true EP4222642A4 (de) 2024-02-07

Family

ID=80949847

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21874695.6A Pending EP4222642A4 (de) 2020-09-29 2021-09-29 Systeme und verfahren zur durchsetzung von beschränkungen in der zeichenerkennung

Country Status (4)

Country Link
EP (1) EP4222642A4 (de)
JP (1) JP2023544560A (de)
AU (1) AU2021352577A1 (de)
WO (2) WO2022070105A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116798052B (zh) * 2023-08-28 2023-12-08 腾讯科技（深圳）有限公司 文本识别模型的训练方法和装置、存储介质及电子设备

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100074534A1 (en) * 2008-09-22 2010-03-25 Jonathan James Oliver Methods for matching image-based texual information with regular expressions
US8965126B2 (en) * 2011-03-07 2015-02-24 Ntt Docomo, Inc. Character recognition device, character recognition method, character recognition system, and character recognition program

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2641447C1 (ru) * 2016-12-27 2018-01-17 Общество с ограниченной ответственностью "ВижнЛабс" Способ обучения глубоких нейронных сетей на основе распределений попарных мер схожести
CN111435432B (zh) * 2019-01-15 2023-05-26 北京市商汤科技开发有限公司 网络优化方法及装置、图像处理方法及装置、存储介质

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100074534A1 (en) * 2008-09-22 2010-03-25 Jonathan James Oliver Methods for matching image-based texual information with regular expressions
US8965126B2 (en) * 2011-03-07 2015-02-24 Ntt Docomo, Inc. Character recognition device, character recognition method, character recognition system, and character recognition program

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
BAOGUANG SHI ET AL: "An End-to-End Trainable Neural Network for Image-based Sequence Recognition and Its Application to Scene Text Recognition", IEEE TRANSACTIONS ON PATTERN ANALYSIS AND MACHINE INTELLIGENCE, vol. 39, no. 11, 29 December 2016 (2016-12-29), pages 2298 - 2304, XP055405545, DOI: 10.1109/TPAMI.2016.2646371 *
HOKAMP CHRIS ET AL: "Lexically Constrained Decoding for Sequence Generation Using Grid Beam Search", PROCEEDINGS OF THE 55TH ANNUAL MEETING OF THE ASSOCIATION FOR COMPUTATIONAL LINGUISTICS (VOLUME 1: LONG PAPERS), 1 January 2017 (2017-01-01), Stroudsburg, PA, USA, pages 1535 - 1546, XP055877817, Retrieved from the Internet <URL:https://aclanthology.org/P17-1141.pdf> [retrieved on 20231221], DOI: 10.18653/v1/P17-1141 *
SCHEIDL HARALD ET AL: "Word Beam Search: A Connectionist Temporal Classification Decoding Algorithm", 2018 16TH INTERNATIONAL CONFERENCE ON FRONTIERS IN HANDWRITING RECOGNITION (ICFHR), IEEE, 5 August 2018 (2018-08-05), pages 253 - 258, XP033480557, DOI: 10.1109/ICFHR-2018.2018.00052 *
See also references of WO2022070106A1 *

Also Published As

Publication number Publication date
AU2021352577A1 (en) 2023-06-22
EP4222642A1 (de) 2023-08-09
WO2022070106A1 (en) 2022-04-07
WO2022070105A1 (en) 2022-04-07
JP2023544560A (ja) 2023-10-24

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