JPS5282164A - Line pattern characteristics extraction unit - Google Patents

Line pattern characteristics extraction unit

Info

Publication number
JPS5282164A
JPS5282164A JP15875875A JP15875875A JPS5282164A JP S5282164 A JPS5282164 A JP S5282164A JP 15875875 A JP15875875 A JP 15875875A JP 15875875 A JP15875875 A JP 15875875A JP S5282164 A JPS5282164 A JP S5282164A
Authority
JP
Japan
Prior art keywords
extraction unit
line pattern
pattern characteristics
characteristics extraction
characteristic point
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.)
Pending
Application number
JP15875875A
Other languages
Japanese (ja)
Inventor
Hiroshi Asai
Akira Ishikura
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.)
NEC Corp
Original Assignee
NEC Corp
Nippon Electric 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 NEC Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP15875875A priority Critical patent/JPS5282164A/en
Publication of JPS5282164A publication Critical patent/JPS5282164A/en
Pending legal-status Critical Current

Links

Landscapes

  • Collating Specific Patterns (AREA)

Abstract

PURPOSE: Not only the characteristic point of each individual but the state near each characteristic point is extracted to facilitate succeeding collation and identification processing. At the same time, the effct of terms, fluctuation can be avoided at fingerprint print time.
COPYRIGHT: (C)1977,JPO&Japio
JP15875875A 1975-12-29 1975-12-29 Line pattern characteristics extraction unit Pending JPS5282164A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15875875A JPS5282164A (en) 1975-12-29 1975-12-29 Line pattern characteristics extraction unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15875875A JPS5282164A (en) 1975-12-29 1975-12-29 Line pattern characteristics extraction unit

Publications (1)

Publication Number Publication Date
JPS5282164A true JPS5282164A (en) 1977-07-09

Family

ID=15678690

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15875875A Pending JPS5282164A (en) 1975-12-29 1975-12-29 Line pattern characteristics extraction unit

Country Status (1)

Country Link
JP (1) JPS5282164A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7151846B1 (en) 1999-10-14 2006-12-19 Fujitsu Limited Apparatus and method for matching fingerprint

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7151846B1 (en) 1999-10-14 2006-12-19 Fujitsu Limited Apparatus and method for matching fingerprint

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