JPS6346875B2 - - Google Patents

Info

Publication number
JPS6346875B2
JPS6346875B2 JP56039867A JP3986781A JPS6346875B2 JP S6346875 B2 JPS6346875 B2 JP S6346875B2 JP 56039867 A JP56039867 A JP 56039867A JP 3986781 A JP3986781 A JP 3986781A JP S6346875 B2 JPS6346875 B2 JP S6346875B2
Authority
JP
Japan
Prior art keywords
pixel
density
sum
interest
processing
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
JP56039867A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57153369A (en
Inventor
Akira Sakurai
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.)
Ricoh Co Ltd
Original Assignee
Ricoh 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 Ricoh Co Ltd filed Critical Ricoh Co Ltd
Priority to JP56039867A priority Critical patent/JPS57153369A/ja
Publication of JPS57153369A publication Critical patent/JPS57153369A/ja
Publication of JPS6346875B2 publication Critical patent/JPS6346875B2/ja
Granted 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
    • G06V30/168—Smoothing or thinning of the pattern; Skeletonisation
    • 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)
  • Image Processing (AREA)
JP56039867A 1981-03-19 1981-03-19 Picture processor Granted JPS57153369A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56039867A JPS57153369A (en) 1981-03-19 1981-03-19 Picture processor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56039867A JPS57153369A (en) 1981-03-19 1981-03-19 Picture processor

Publications (2)

Publication Number Publication Date
JPS57153369A JPS57153369A (en) 1982-09-21
JPS6346875B2 true JPS6346875B2 (enExample) 1988-09-19

Family

ID=12564916

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56039867A Granted JPS57153369A (en) 1981-03-19 1981-03-19 Picture processor

Country Status (1)

Country Link
JP (1) JPS57153369A (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60245084A (ja) * 1984-05-19 1985-12-04 Toshiba Corp 画像処理装置
JPH03214284A (ja) * 1990-01-19 1991-09-19 Fujitsu Ltd データ変換方式

Also Published As

Publication number Publication date
JPS57153369A (en) 1982-09-21

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