JPS52117530A - Contour pattern macro-characteristics extraction unit - Google Patents

Contour pattern macro-characteristics extraction unit

Info

Publication number
JPS52117530A
JPS52117530A JP3467876A JP3467876A JPS52117530A JP S52117530 A JPS52117530 A JP S52117530A JP 3467876 A JP3467876 A JP 3467876A JP 3467876 A JP3467876 A JP 3467876A JP S52117530 A JPS52117530 A JP S52117530A
Authority
JP
Japan
Prior art keywords
extraction unit
contour pattern
characteristics extraction
line
pattern
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
JP3467876A
Other languages
Japanese (ja)
Other versions
JPS5719827B2 (en
Inventor
Masumi Yoshida
Kiyoshi Iwata
Eiichiro Yamamoto
Takeshi Masui
Yukikazu Kaburayama
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 JP3467876A priority Critical patent/JPS52117530A/en
Priority to US05/780,111 priority patent/US4105998A/en
Publication of JPS52117530A publication Critical patent/JPS52117530A/en
Publication of JPS5719827B2 publication Critical patent/JPS5719827B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Character Discrimination (AREA)
  • Image Analysis (AREA)

Abstract

PURPOSE: To extend virtually the peculiar line terminal point extracted and to ignore the peculiar line on the extended line of which pattern stroke exists. Thus, the peculair line of contour pattern is extracted for the recognition object pattern. In this way, high-speed processing become posisble.
COPYRIGHT: (C)1977,JPO&Japio
JP3467876A 1976-03-30 1976-03-30 Contour pattern macro-characteristics extraction unit Granted JPS52117530A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP3467876A JPS52117530A (en) 1976-03-30 1976-03-30 Contour pattern macro-characteristics extraction unit
US05/780,111 US4105998A (en) 1976-03-30 1977-03-22 Pattern recognition processing system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3467876A JPS52117530A (en) 1976-03-30 1976-03-30 Contour pattern macro-characteristics extraction unit

Publications (2)

Publication Number Publication Date
JPS52117530A true JPS52117530A (en) 1977-10-03
JPS5719827B2 JPS5719827B2 (en) 1982-04-24

Family

ID=12421071

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3467876A Granted JPS52117530A (en) 1976-03-30 1976-03-30 Contour pattern macro-characteristics extraction unit

Country Status (1)

Country Link
JP (1) JPS52117530A (en)

Also Published As

Publication number Publication date
JPS5719827B2 (en) 1982-04-24

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