JPS58203577A - 印鑑照合における特異点抽出方法 - Google Patents

印鑑照合における特異点抽出方法

Info

Publication number
JPS58203577A
JPS58203577A JP57087065A JP8706582A JPS58203577A JP S58203577 A JPS58203577 A JP S58203577A JP 57087065 A JP57087065 A JP 57087065A JP 8706582 A JP8706582 A JP 8706582A JP S58203577 A JPS58203577 A JP S58203577A
Authority
JP
Japan
Prior art keywords
seal
point
coordinates
singular
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
JP57087065A
Other languages
English (en)
Japanese (ja)
Other versions
JPH05744B2 (enExample
Inventor
Kazuhiko Saka
坂　和彦
Hiroshi Ito
弘志 伊藤
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 JP57087065A priority Critical patent/JPS58203577A/ja
Publication of JPS58203577A publication Critical patent/JPS58203577A/ja
Publication of JPH05744B2 publication Critical patent/JPH05744B2/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
    • G06V10/70—Arrangements for image or video recognition or understanding using pattern recognition or machine learning
    • G06V10/77—Processing image or video features in feature spaces; using data integration or data reduction, e.g. principal component analysis [PCA] or independent component analysis [ICA] or self-organising maps [SOM]; Blind source separation
    • G06V10/7715—Feature extraction, e.g. by transforming the feature space, e.g. multi-dimensional scaling [MDS]; Mappings, e.g. subspace methods

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Theoretical Computer Science (AREA)
  • Evolutionary Computation (AREA)
  • Computing Systems (AREA)
  • Databases & Information Systems (AREA)
  • Artificial Intelligence (AREA)
  • General Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
  • Software Systems (AREA)
  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Collating Specific Patterns (AREA)
JP57087065A 1982-05-21 1982-05-21 印鑑照合における特異点抽出方法 Granted JPS58203577A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57087065A JPS58203577A (ja) 1982-05-21 1982-05-21 印鑑照合における特異点抽出方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57087065A JPS58203577A (ja) 1982-05-21 1982-05-21 印鑑照合における特異点抽出方法

Publications (2)

Publication Number Publication Date
JPS58203577A true JPS58203577A (ja) 1983-11-28
JPH05744B2 JPH05744B2 (enExample) 1993-01-06

Family

ID=13904533

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57087065A Granted JPS58203577A (ja) 1982-05-21 1982-05-21 印鑑照合における特異点抽出方法

Country Status (1)

Country Link
JP (1) JPS58203577A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023210228A1 (ja) * 2022-04-28 2023-11-02 株式会社デンソーウェーブ コード認証システム及びコード認証プログラム

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023210228A1 (ja) * 2022-04-28 2023-11-02 株式会社デンソーウェーブ コード認証システム及びコード認証プログラム

Also Published As

Publication number Publication date
JPH05744B2 (enExample) 1993-01-06

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