GB1345054A - - Google Patents

Info

Publication number
GB1345054A
GB1345054A GB4239871A GB4239871A GB1345054A GB 1345054 A GB1345054 A GB 1345054A GB 4239871 A GB4239871 A GB 4239871A GB 4239871 A GB4239871 A GB 4239871A GB 1345054 A GB1345054 A GB 1345054A
Authority
GB
United Kingdom
Prior art keywords
character
signals
fed
background
bridges
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.)
Expired
Application number
GB4239871A
Other languages
English (en)
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 filed Critical
Publication of GB1345054A publication Critical patent/GB1345054A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G06V30/16—Image preprocessing
    • G06V30/162—Quantising the image signal
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Character Input (AREA)
GB4239871A 1970-09-10 1971-09-10 Expired GB1345054A (https=)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702044795 DE2044795B2 (de) 1970-09-10 1970-09-10 Verfahren zur verringerung oder beseitigung des einflusses von unterschieden des kontrastes und der untergrundhelligkeit auf die klassifizierung von schriftzeichen bei rasterver fahren und vorrichtung zur durchfuehrung des verfahrens

Publications (1)

Publication Number Publication Date
GB1345054A true GB1345054A (https=) 1974-01-30

Family

ID=5782071

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4239871A Expired GB1345054A (https=) 1970-09-10 1971-09-10

Country Status (8)

Country Link
CA (1) CA941969A (https=)
CH (1) CH534395A (https=)
DD (1) DD95476A1 (https=)
DE (1) DE2044795B2 (https=)
FR (1) FR2107322A5 (https=)
GB (1) GB1345054A (https=)
NL (1) NL7112496A (https=)
SE (1) SE385160B (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7604987A (nl) * 1976-05-11 1977-11-15 Bell Telephone Mfg Signaalwaarderingsapparatuur.
GB2054927B (en) * 1979-07-20 1984-01-11 Sumitomo Electric Industries Binary coding circuit

Also Published As

Publication number Publication date
DE2044795A1 (https=) 1972-02-03
DD95476A1 (https=) 1973-02-12
SE385160B (sv) 1976-06-08
CH534395A (de) 1973-02-28
NL7112496A (https=) 1972-03-14
FR2107322A5 (https=) 1972-05-05
CA941969A (en) 1974-02-12
DE2044795B2 (de) 1972-02-03

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee