JPS5771079A - Extracting method for character feature - Google Patents

Extracting method for character feature

Info

Publication number
JPS5771079A
JPS5771079A JP55147820A JP14782080A JPS5771079A JP S5771079 A JPS5771079 A JP S5771079A JP 55147820 A JP55147820 A JP 55147820A JP 14782080 A JP14782080 A JP 14782080A JP S5771079 A JPS5771079 A JP S5771079A
Authority
JP
Japan
Prior art keywords
change
point
counter
character recognition
unit
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.)
Granted
Application number
JP55147820A
Other languages
English (en)
Other versions
JPS6331830B2 (ja
Inventor
Shiyouji Takahashi
Fumiaki Harada
Tomomi Ota
Yuji Isobe
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP55147820A priority Critical patent/JPS5771079A/ja
Publication of JPS5771079A publication Critical patent/JPS5771079A/ja
Publication of JPS6331830B2 publication Critical patent/JPS6331830B2/ja
Granted legal-status Critical Current

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
    • G06V30/18—Extraction of features or characteristics of the image
    • G06V30/18086—Extraction of features or characteristics of the image by performing operations within image blocks or by using histograms
    • G06V30/18095—Summing image-intensity values; Projection and histogram analysis
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Character Discrimination (AREA)
JP55147820A 1980-10-22 1980-10-22 Extracting method for character feature Granted JPS5771079A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP55147820A JPS5771079A (en) 1980-10-22 1980-10-22 Extracting method for character feature

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55147820A JPS5771079A (en) 1980-10-22 1980-10-22 Extracting method for character feature

Publications (2)

Publication Number Publication Date
JPS5771079A true JPS5771079A (en) 1982-05-01
JPS6331830B2 JPS6331830B2 (ja) 1988-06-27

Family

ID=15438959

Family Applications (1)

Application Number Title Priority Date Filing Date
JP55147820A Granted JPS5771079A (en) 1980-10-22 1980-10-22 Extracting method for character feature

Country Status (1)

Country Link
JP (1) JPS5771079A (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0349575Y2 (ja) * 1987-01-13 1991-10-23

Also Published As

Publication number Publication date
JPS6331830B2 (ja) 1988-06-27

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