JPS57197681A - Drawing recognizing device - Google Patents

Drawing recognizing device

Info

Publication number
JPS57197681A
JPS57197681A JP57086615A JP8661582A JPS57197681A JP S57197681 A JPS57197681 A JP S57197681A JP 57086615 A JP57086615 A JP 57086615A JP 8661582 A JP8661582 A JP 8661582A JP S57197681 A JPS57197681 A JP S57197681A
Authority
JP
Japan
Prior art keywords
character
line
pattern
area
drawing information
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
JP57086615A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6156554B2 (enrdf_load_stackoverflow
Inventor
Shigeru Kakumoto
Shunichi Yajima
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP57086615A priority Critical patent/JPS57197681A/ja
Publication of JPS57197681A publication Critical patent/JPS57197681A/ja
Publication of JPS6156554B2 publication Critical patent/JPS6156554B2/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
    • G06V30/42—Document-oriented image-based pattern recognition based on the type of document
    • G06V30/422—Technical drawings; Geographical maps

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)
  • Image Analysis (AREA)
JP57086615A 1982-05-24 1982-05-24 Drawing recognizing device Granted JPS57197681A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57086615A JPS57197681A (en) 1982-05-24 1982-05-24 Drawing recognizing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57086615A JPS57197681A (en) 1982-05-24 1982-05-24 Drawing recognizing device

Publications (2)

Publication Number Publication Date
JPS57197681A true JPS57197681A (en) 1982-12-03
JPS6156554B2 JPS6156554B2 (enrdf_load_stackoverflow) 1986-12-03

Family

ID=13891919

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57086615A Granted JPS57197681A (en) 1982-05-24 1982-05-24 Drawing recognizing device

Country Status (1)

Country Link
JP (1) JPS57197681A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6481081A (en) * 1987-09-22 1989-03-27 Mitsubishi Electric Corp Graphic recognizing device

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5222436A (en) * 1975-08-13 1977-02-19 Sharp Corp Character reader
US4091424A (en) * 1977-02-18 1978-05-23 Compression Labs, Inc. Facsimile compression system

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5222436A (en) * 1975-08-13 1977-02-19 Sharp Corp Character reader
US4091424A (en) * 1977-02-18 1978-05-23 Compression Labs, Inc. Facsimile compression system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6481081A (en) * 1987-09-22 1989-03-27 Mitsubishi Electric Corp Graphic recognizing device

Also Published As

Publication number Publication date
JPS6156554B2 (enrdf_load_stackoverflow) 1986-12-03

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