JPS59108171A - 図形の特徴点抽出方法 - Google Patents

図形の特徴点抽出方法

Info

Publication number
JPS59108171A
JPS59108171A JP57219626A JP21962682A JPS59108171A JP S59108171 A JPS59108171 A JP S59108171A JP 57219626 A JP57219626 A JP 57219626A JP 21962682 A JP21962682 A JP 21962682A JP S59108171 A JPS59108171 A JP S59108171A
Authority
JP
Japan
Prior art keywords
mask
singular point
pattern
coordinates
points
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
JP57219626A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0354384B2 (enExample
Inventor
Hiroshi Ito
弘志 伊藤
Shuji Tsuji
辻　修治
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.)
Omron Corp
Original Assignee
Tateisi Electronics Co
Omron Tateisi Electronics Co
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 Tateisi Electronics Co, Omron Tateisi Electronics Co filed Critical Tateisi Electronics Co
Priority to JP57219626A priority Critical patent/JPS59108171A/ja
Publication of JPS59108171A publication Critical patent/JPS59108171A/ja
Publication of JPH0354384B2 publication Critical patent/JPH0354384B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/40—Extraction of image or video features
    • G06V10/44—Local feature extraction by analysis of parts of the pattern, e.g. by detecting edges, contours, loops, corners, strokes or intersections; Connectivity analysis, e.g. of connected components

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Collating Specific Patterns (AREA)
  • Image Analysis (AREA)
JP57219626A 1982-12-14 1982-12-14 図形の特徴点抽出方法 Granted JPS59108171A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57219626A JPS59108171A (ja) 1982-12-14 1982-12-14 図形の特徴点抽出方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57219626A JPS59108171A (ja) 1982-12-14 1982-12-14 図形の特徴点抽出方法

Publications (2)

Publication Number Publication Date
JPS59108171A true JPS59108171A (ja) 1984-06-22
JPH0354384B2 JPH0354384B2 (enExample) 1991-08-20

Family

ID=16738472

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57219626A Granted JPS59108171A (ja) 1982-12-14 1982-12-14 図形の特徴点抽出方法

Country Status (1)

Country Link
JP (1) JPS59108171A (enExample)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5416934A (en) * 1977-07-08 1979-02-07 Fujitsu Ltd End point detection system
JPS5517987A (en) * 1978-07-26 1980-02-07 Hitachi Cable Method of manufacturing bridged polyethylene cable with metallic shield
JPS5690373A (en) * 1979-12-24 1981-07-22 Nippon Telegr & Teleph Corp <Ntt> Digitizing processing system for binary pattern

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5416934A (en) * 1977-07-08 1979-02-07 Fujitsu Ltd End point detection system
JPS5517987A (en) * 1978-07-26 1980-02-07 Hitachi Cable Method of manufacturing bridged polyethylene cable with metallic shield
JPS5690373A (en) * 1979-12-24 1981-07-22 Nippon Telegr & Teleph Corp <Ntt> Digitizing processing system for binary pattern

Also Published As

Publication number Publication date
JPH0354384B2 (enExample) 1991-08-20

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