JPS5922173A - 指紋画像コ−ド化方法 - Google Patents

指紋画像コ−ド化方法

Info

Publication number
JPS5922173A
JPS5922173A JP57130469A JP13046982A JPS5922173A JP S5922173 A JPS5922173 A JP S5922173A JP 57130469 A JP57130469 A JP 57130469A JP 13046982 A JP13046982 A JP 13046982A JP S5922173 A JPS5922173 A JP S5922173A
Authority
JP
Japan
Prior art keywords
fingerprint image
transform
peak point
straight line
fourier transform
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
JP57130469A
Other languages
English (en)
Japanese (ja)
Other versions
JPH05746B2 (https=
Inventor
Akihiro Shimizu
明宏 清水
Masahiko Hase
雅彦 長谷
Hiroyuki Hoshino
星野　坦之
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.)
NTT Inc
Original Assignee
Nippon Telegraph and Telephone Corp
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 Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Priority to JP57130469A priority Critical patent/JPS5922173A/ja
Publication of JPS5922173A publication Critical patent/JPS5922173A/ja
Publication of JPH05746B2 publication Critical patent/JPH05746B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
    • G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
    • G06V40/12—Fingerprints or palmprints
    • G06V40/1347—Preprocessing; Feature extraction
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/88—Image or video recognition using optical means, e.g. reference filters, holographic masks, frequency domain filters or spatial domain filters

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Human Computer Interaction (AREA)
  • Collating Specific Patterns (AREA)
  • Image Processing (AREA)
JP57130469A 1982-07-28 1982-07-28 指紋画像コ−ド化方法 Granted JPS5922173A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57130469A JPS5922173A (ja) 1982-07-28 1982-07-28 指紋画像コ−ド化方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57130469A JPS5922173A (ja) 1982-07-28 1982-07-28 指紋画像コ−ド化方法

Publications (2)

Publication Number Publication Date
JPS5922173A true JPS5922173A (ja) 1984-02-04
JPH05746B2 JPH05746B2 (https=) 1993-01-06

Family

ID=15034982

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57130469A Granted JPS5922173A (ja) 1982-07-28 1982-07-28 指紋画像コ−ド化方法

Country Status (1)

Country Link
JP (1) JPS5922173A (https=)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6190641A (ja) * 1984-10-09 1986-05-08 三菱電機株式会社 個人識別装置
JPS61156199A (ja) * 1984-12-28 1986-07-15 金沢　政男 指紋情報の選択および音楽符号化方式
WO2006009319A1 (ja) * 2004-07-22 2006-01-26 Nec Corporation 画像処理システム
JP2011138427A (ja) * 2009-12-29 2011-07-14 Oki Semiconductor Co Ltd ノイズ除去装置、ノイズ除去方法、及びノイズ除去プログラム

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2739856B2 (ja) 1995-12-18 1998-04-15 日本電気株式会社 指掌紋画像処理装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5084262A (https=) * 1973-11-26 1975-07-08
JPS5088899A (https=) * 1973-10-16 1975-07-16

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5088899A (https=) * 1973-10-16 1975-07-16
JPS5084262A (https=) * 1973-11-26 1975-07-08

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6190641A (ja) * 1984-10-09 1986-05-08 三菱電機株式会社 個人識別装置
JPS61156199A (ja) * 1984-12-28 1986-07-15 金沢　政男 指紋情報の選択および音楽符号化方式
WO2006009319A1 (ja) * 2004-07-22 2006-01-26 Nec Corporation 画像処理システム
JPWO2006009319A1 (ja) * 2004-07-22 2008-05-01 日本電気株式会社 画像処理システム
EP1967988A1 (en) 2004-07-22 2008-09-10 NEC Corporation Image processing system
JP4569781B2 (ja) * 2004-07-22 2010-10-27 日本電気株式会社 画像処理システム
US7831071B2 (en) 2004-07-22 2010-11-09 Nec Corporation Image processing system
JP2011138427A (ja) * 2009-12-29 2011-07-14 Oki Semiconductor Co Ltd ノイズ除去装置、ノイズ除去方法、及びノイズ除去プログラム

Also Published As

Publication number Publication date
JPH05746B2 (https=) 1993-01-06

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