DE2044795A1 - - Google Patents

Info

Publication number
DE2044795A1
DE2044795A1 DE19702044795 DE2044795A DE2044795A1 DE 2044795 A1 DE2044795 A1 DE 2044795A1 DE 19702044795 DE19702044795 DE 19702044795 DE 2044795 A DE2044795 A DE 2044795A DE 2044795 A1 DE2044795 A1 DE 2044795A1
Authority
DE
Germany
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
DE19702044795
Other languages
German (de)
Other versions
DE2044795B2 (de
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
Priority to DE19702044795 priority Critical patent/DE2044795B2/de
Priority to CH1203071A priority patent/CH534395A/de
Priority to FR7132152A priority patent/FR2107322A5/fr
Priority to CA122,480A priority patent/CA941969A/en
Priority to DD157649A priority patent/DD95476A1/xx
Priority to SE7111440A priority patent/SE385160B/xx
Priority to GB4239871A priority patent/GB1345054A/en
Priority to NL7112496A priority patent/NL7112496A/xx
Publication of DE2044795B2 publication Critical patent/DE2044795B2/de
Publication of DE2044795A1 publication Critical patent/DE2044795A1/de
Pending legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G06COMPUTING OR CALCULATING; COUNTING
    • G06VIMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V30/00Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
    • G06V30/10Character recognition
    • G06V30/16Image preprocessing
    • G06V30/162Quantising the image signal
    • GPHYSICS
    • G06COMPUTING OR CALCULATING; COUNTING
    • G06VIMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V30/00Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
    • G06V30/10Character 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)
DE19702044795 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 Pending DE2044795B2 (de)

Priority Applications (8)

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
CH1203071A CH534395A (de) 1970-09-10 1971-08-17 Verfahren und Vorrichtung zur Verringerung oder Beseitigung des Einflusses von Unterschieden des Kontrastes und der Untergrundhelligkeit auf die Klassifizierung von Schriftzeichen bei Rasterverfahren
FR7132152A FR2107322A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1970-09-10 1971-09-06
CA122,480A CA941969A (en) 1970-09-10 1971-09-09 Character recognition contrast level control
DD157649A DD95476A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1970-09-10 1971-09-09
SE7111440A SE385160B (sv) 1970-09-10 1971-09-09 Forfarande for att minska eller undanroja inflytandet av skillnader hos kontrasten och ljusheten hos bakgrunden vid klassificeringen av sasom svertning pa ljus bakgrund visade skrivtecken vid rasterforfaranden m.m.
GB4239871A GB1345054A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1970-09-10 1971-09-10
NL7112496A NL7112496A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1970-09-10 1971-09-10

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 (2)

Publication Number Publication Date
DE2044795B2 DE2044795B2 (de) 1972-02-03
DE2044795A1 true DE2044795A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1972-02-03

Family

ID=5782071

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19702044795 Pending 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

Country Status (8)

Country Link
CA (1) CA941969A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CH (1) CH534395A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DD (1) DD95476A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2044795B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2107322A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1345054A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL7112496A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
SE (1) SE385160B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

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.
GB2098774B (en) * 1979-07-20 1984-02-01 Sumitomo Electric Industries Binary coding circuit

Also Published As

Publication number Publication date
GB1345054A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1974-01-30
DD95476A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1973-02-12
FR2107322A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1972-05-05
CH534395A (de) 1973-02-28
NL7112496A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1972-03-14
DE2044795B2 (de) 1972-02-03
SE385160B (sv) 1976-06-08
CA941969A (en) 1974-02-12

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