JPH0373915B2 - - Google Patents

Info

Publication number
JPH0373915B2
JPH0373915B2 JP57083993A JP8399382A JPH0373915B2 JP H0373915 B2 JPH0373915 B2 JP H0373915B2 JP 57083993 A JP57083993 A JP 57083993A JP 8399382 A JP8399382 A JP 8399382A JP H0373915 B2 JPH0373915 B2 JP H0373915B2
Authority
JP
Japan
Prior art keywords
input
fourier transformation
character
input screen
dimensional fourier
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 - Lifetime
Application number
JP57083993A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58201182A (ja
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 JP57083993A priority Critical patent/JPS58201182A/ja
Publication of JPS58201182A publication Critical patent/JPS58201182A/ja
Publication of JPH0373915B2 publication Critical patent/JPH0373915B2/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
    • G06V30/40—Document-oriented image-based pattern recognition
    • G06V30/41—Analysis of document content
    • G06V30/413—Classification of content, e.g. text, photographs or tables

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Artificial Intelligence (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Character Input (AREA)
  • Image Analysis (AREA)
JP57083993A 1982-05-20 1982-05-20 文字・図形切り分け方法 Granted JPS58201182A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57083993A JPS58201182A (ja) 1982-05-20 1982-05-20 文字・図形切り分け方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57083993A JPS58201182A (ja) 1982-05-20 1982-05-20 文字・図形切り分け方法

Publications (2)

Publication Number Publication Date
JPS58201182A JPS58201182A (ja) 1983-11-22
JPH0373915B2 true JPH0373915B2 (enrdf_load_stackoverflow) 1991-11-25

Family

ID=13818052

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57083993A Granted JPS58201182A (ja) 1982-05-20 1982-05-20 文字・図形切り分け方法

Country Status (1)

Country Link
JP (1) JPS58201182A (enrdf_load_stackoverflow)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0679349B2 (ja) * 1985-04-12 1994-10-05 住友電気工業株式会社 光学読取装置
JPH0535868A (ja) * 1991-07-31 1993-02-12 Toppan Printing Co Ltd 画像切り抜き装置
JP3733161B2 (ja) * 1995-08-01 2006-01-11 キヤノン株式会社 画像処理装置および方法
JP2000339460A (ja) * 1999-05-26 2000-12-08 Sharp Corp 注目領域設定装置、および注目領域設定方法
JP4616522B2 (ja) * 2001-07-12 2011-01-19 株式会社リコー 文書認識装置、文書画像の領域識別方法、プログラム及び記憶媒体
JP5705611B2 (ja) * 2011-03-25 2015-04-22 株式会社日立ハイテクノロジーズ 画像の正置からの回転角度検知装置および方法

Also Published As

Publication number Publication date
JPS58201182A (ja) 1983-11-22

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