JPH0521386B2 - - Google Patents

Info

Publication number
JPH0521386B2
JPH0521386B2 JP58188488A JP18848883A JPH0521386B2 JP H0521386 B2 JPH0521386 B2 JP H0521386B2 JP 58188488 A JP58188488 A JP 58188488A JP 18848883 A JP18848883 A JP 18848883A JP H0521386 B2 JPH0521386 B2 JP H0521386B2
Authority
JP
Japan
Prior art keywords
pixel
average value
interest
image signal
density
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
JP58188488A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6080367A (ja
Inventor
Susumu Shimotoono
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 JP58188488A priority Critical patent/JPS6080367A/ja
Priority to DE19843433493 priority patent/DE3433493A1/de
Publication of JPS6080367A publication Critical patent/JPS6080367A/ja
Publication of JPH0521386B2 publication Critical patent/JPH0521386B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Facsimile Image Signal Circuits (AREA)
  • Image Input (AREA)
JP58188488A 1983-09-12 1983-10-11 画信号２値化装置 Granted JPS6080367A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP58188488A JPS6080367A (ja) 1983-10-11 1983-10-11 画信号２値化装置
DE19843433493 DE3433493A1 (de) 1983-09-12 1984-09-12 System zur digitalisierung von bildsignalen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58188488A JPS6080367A (ja) 1983-10-11 1983-10-11 画信号２値化装置

Publications (2)

Publication Number Publication Date
JPS6080367A JPS6080367A (ja) 1985-05-08
JPH0521386B2 true JPH0521386B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1993-03-24

Family

ID=16224603

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58188488A Granted JPS6080367A (ja) 1983-09-12 1983-10-11 画信号２値化装置

Country Status (1)

Country Link
JP (1) JPS6080367A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010113335A (ja) * 2008-11-04 2010-05-20 Korea Electronics Telecommun 動的閾値を用いたマーカ認識方法及びこれを活用した増強現実に基づく学習システム

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010113335A (ja) * 2008-11-04 2010-05-20 Korea Electronics Telecommun 動的閾値を用いたマーカ認識方法及びこれを活用した増強現実に基づく学習システム

Also Published As

Publication number Publication date
JPS6080367A (ja) 1985-05-08

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