FR2855638B1 - Procede de rehaussement du contraste dans des imgages acquises par un appareil fluoroscopique - Google Patents

Procede de rehaussement du contraste dans des imgages acquises par un appareil fluoroscopique

Info

Publication number
FR2855638B1
FR2855638B1 FR0350179A FR0350179A FR2855638B1 FR 2855638 B1 FR2855638 B1 FR 2855638B1 FR 0350179 A FR0350179 A FR 0350179A FR 0350179 A FR0350179 A FR 0350179A FR 2855638 B1 FR2855638 B1 FR 2855638B1
Authority
FR
France
Prior art keywords
contrast
increasing
image
images acquired
fluoroscopic apparatus
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.)
Expired - Fee Related
Application number
FR0350179A
Other languages
English (en)
French (fr)
Other versions
FR2855638A1 (fr
Inventor
Cyril Allouche
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.)
GE Medical Systems Global Technology Co LLC
Original Assignee
GE Medical Systems Global Technology Co LLC
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 GE Medical Systems Global Technology Co LLC filed Critical GE Medical Systems Global Technology Co LLC
Priority to FR0350179A priority Critical patent/FR2855638B1/fr
Priority to DE102004026355A priority patent/DE102004026355A1/de
Priority to JP2004155515A priority patent/JP2004357296A/ja
Publication of FR2855638A1 publication Critical patent/FR2855638A1/fr
Application granted granted Critical
Publication of FR2855638B1 publication Critical patent/FR2855638B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/20—Analysis of motion
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/20—Image enhancement or restoration using local operators
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/90—Dynamic range modification of images or parts thereof
    • G06T5/94—Dynamic range modification of images or parts thereof based on local image properties, e.g. for local contrast enhancement
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10116—X-ray image
    • G06T2207/10121—Fluoroscopy

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Image Processing (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Image Analysis (AREA)
FR0350179A 2003-05-27 2003-05-27 Procede de rehaussement du contraste dans des imgages acquises par un appareil fluoroscopique Expired - Fee Related FR2855638B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR0350179A FR2855638B1 (fr) 2003-05-27 2003-05-27 Procede de rehaussement du contraste dans des imgages acquises par un appareil fluoroscopique
DE102004026355A DE102004026355A1 (de) 2003-05-27 2004-05-26 Verfahren und Vorrichtung zum Verbessern des Kontrastes in Bildern
JP2004155515A JP2004357296A (ja) 2003-05-27 2004-05-26 画像のコントラスト強調の方法及び装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0350179A FR2855638B1 (fr) 2003-05-27 2003-05-27 Procede de rehaussement du contraste dans des imgages acquises par un appareil fluoroscopique

Publications (2)

Publication Number Publication Date
FR2855638A1 FR2855638A1 (fr) 2004-12-03
FR2855638B1 true FR2855638B1 (fr) 2005-11-11

Family

ID=33427710

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0350179A Expired - Fee Related FR2855638B1 (fr) 2003-05-27 2003-05-27 Procede de rehaussement du contraste dans des imgages acquises par un appareil fluoroscopique

Country Status (3)

Country Link
JP (1) JP2004357296A (enExample)
DE (1) DE102004026355A1 (enExample)
FR (1) FR2855638B1 (enExample)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03502975A (ja) * 1988-12-27 1991-07-04 イーストマン・コダック・カンパニー 画像鮮明化及び雑音抑制のための中心重み付き局所分散を用いた不鮮明なマスキング
FR2736181A1 (fr) * 1995-06-30 1997-01-03 Philips Electronique Lab Procede de traitement d'images pour la reduction du bruit dans une image d'une sequence d'images numeriques et dispositif mettant en oeuvre ce procede
US6058323A (en) * 1996-11-05 2000-05-02 Lemelson; Jerome System and method for treating select tissue in a living being

Also Published As

Publication number Publication date
DE102004026355A1 (de) 2004-12-16
FR2855638A1 (fr) 2004-12-03
JP2004357296A (ja) 2004-12-16

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Effective date: 20090119