JPH0416827B2 - - Google Patents

Info

Publication number
JPH0416827B2
JPH0416827B2 JP61106117A JP10611786A JPH0416827B2 JP H0416827 B2 JPH0416827 B2 JP H0416827B2 JP 61106117 A JP61106117 A JP 61106117A JP 10611786 A JP10611786 A JP 10611786A JP H0416827 B2 JPH0416827 B2 JP H0416827B2
Authority
JP
Japan
Prior art keywords
reference mark
point
image memory
address
area
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
JP61106117A
Other languages
English (en)
Japanese (ja)
Other versions
JPS62263584A (ja
Inventor
Hiroyuki Sato
Toshio Matsura
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 JP61106117A priority Critical patent/JPS62263584A/ja
Publication of JPS62263584A publication Critical patent/JPS62263584A/ja
Publication of JPH0416827B2 publication Critical patent/JPH0416827B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Image Input (AREA)
  • Image Analysis (AREA)
JP61106117A 1986-05-09 1986-05-09 基準マーク自動検出方法 Granted JPS62263584A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP61106117A JPS62263584A (ja) 1986-05-09 1986-05-09 基準マーク自動検出方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61106117A JPS62263584A (ja) 1986-05-09 1986-05-09 基準マーク自動検出方法

Publications (2)

Publication Number Publication Date
JPS62263584A JPS62263584A (ja) 1987-11-16
JPH0416827B2 true JPH0416827B2 (OSRAM) 1992-03-25

Family

ID=14425509

Family Applications (1)

Application Number Title Priority Date Filing Date
JP61106117A Granted JPS62263584A (ja) 1986-05-09 1986-05-09 基準マーク自動検出方法

Country Status (1)

Country Link
JP (1) JPS62263584A (OSRAM)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7298902B2 (en) 2004-01-20 2007-11-20 Educational Testing Service Method and system for performing image mark recognition

Also Published As

Publication number Publication date
JPS62263584A (ja) 1987-11-16

Similar Documents

Publication Publication Date Title
US4823395A (en) Image information recognition apparatus
JP2867904B2 (ja) ２次元コード読取装置
JPH0810132B2 (ja) 対象パタ−ンの回転角検出方式
JPH0416827B2 (OSRAM)
JP3698867B2 (ja) 円形パターン判定方法、装置および記録媒体
US5471536A (en) Figure digitizing system
JP3627416B2 (ja) ２次元コード読取装置および記憶媒体
JP2513365B2 (ja) 輪郭追跡方法
JPH0223904B2 (OSRAM)
US20030002062A1 (en) Image processing apparatus, method and program, and storage medium
JPS5922994B2 (ja) 文字認識装置における輪郭線追跡装置
JPS60127404A (ja) 輪郭線検出方法
JP2824372B2 (ja) 帳票の認識装置
JPS63229573A (ja) 基準点マ−ク検出方法
JP2910295B2 (ja) 輪郭情報抽出装置
JPH0668777B2 (ja) 文字行検出装置
KR19980077354A (ko) 프린트 배선 회로용 기판의 피두셜마크 검색장치 및 그 검색 방법
JPH0818741A (ja) 画像処理装置
JPH07160826A (ja) 文字検出装置及び文字検出方法
JPS61234480A (ja) デイジタル画像の形状認識方法
JPH0765179A (ja) 輪郭線検出方法
JPH07104137B2 (ja) 対象パタ−ンの回転角検出方法
JPS6029881A (ja) 光学的文字読取装置
JPH06337937A (ja) 画像処理装置
JPH04167193A (ja) 文字認識方法