JP2002133399A - 画像処理装置及びそれを用いたｘ線ｃｔ装置 - Google Patents

画像処理装置及びそれを用いたｘ線ｃｔ装置

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Publication number
JP2002133399A
JP2002133399A JP2000322407A JP2000322407A JP2002133399A JP 2002133399 A JP2002133399 A JP 2002133399A JP 2000322407 A JP2000322407 A JP 2000322407A JP 2000322407 A JP2000322407 A JP 2000322407A JP 2002133399 A JP2002133399 A JP 2002133399A
Authority
JP
Japan
Prior art keywords
image
component
projection data
noise component
noise
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
JP2000322407A
Other languages
English (en)
Japanese (ja)
Other versions
JP2002133399A5 (https=
Inventor
Tetsuo Nakazawa
哲夫 中澤
Yasushi Miyazaki
宮崎　　靖
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.)
Hitachi Healthcare Manufacturing Ltd
Original Assignee
Hitachi Medical 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 Hitachi Medical Corp filed Critical Hitachi Medical Corp
Priority to JP2000322407A priority Critical patent/JP2002133399A/ja
Publication of JP2002133399A publication Critical patent/JP2002133399A/ja
Publication of JP2002133399A5 publication Critical patent/JP2002133399A5/ja
Pending legal-status Critical Current

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  • Apparatus For Radiation Diagnosis (AREA)
  • Image Processing (AREA)
  • Image Analysis (AREA)
JP2000322407A 2000-10-23 2000-10-23 画像処理装置及びそれを用いたｘ線ｃｔ装置 Pending JP2002133399A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2000322407A JP2002133399A (ja) 2000-10-23 2000-10-23 画像処理装置及びそれを用いたｘ線ｃｔ装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2000322407A JP2002133399A (ja) 2000-10-23 2000-10-23 画像処理装置及びそれを用いたｘ線ｃｔ装置

Publications (2)

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JP2002133399A true JP2002133399A (ja) 2002-05-10
JP2002133399A5 JP2002133399A5 (https=) 2007-11-29

Family

ID=18800294

Family Applications (1)

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JP2000322407A Pending JP2002133399A (ja) 2000-10-23 2000-10-23 画像処理装置及びそれを用いたｘ線ｃｔ装置

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Country Link
JP (1) JP2002133399A (https=)

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006068518A (ja) * 2004-08-31 2006-03-16 Agfa Gevaert Nv 画像信号内のアーチフアクトを修正する方法
JP2008046967A (ja) * 2006-08-18 2008-02-28 Nohmi Bosai Ltd 火災検出装置
CN100401985C (zh) * 2004-08-06 2008-07-16 株式会社东芝 用于螺旋多切片ct的伴随着恢复噪声的降低螺旋风车伪像的方法
JP2009098100A (ja) * 2007-10-19 2009-05-07 Shimadzu Corp 核医学診断装置
WO2009087777A1 (ja) * 2008-01-11 2009-07-16 Shimadzu Corporation 画像処理方法、その装置並びに断層撮影装置
US7668360B2 (en) 2005-09-15 2010-02-23 Ge Medical Systems Global Technology Company, Llc Image processing method and X-ray CT system
JP2010068508A (ja) * 2008-08-12 2010-03-25 Canon Inc 画像処理装置、撮像装置、画像処理方法、画像処理プログラム
JP2014128576A (ja) * 2012-11-30 2014-07-10 Canon Inc 画像処理装置、画像処理方法、及びプログラム
US9245323B2 (en) 2008-04-14 2016-01-26 Hitachi Medical Corporation Medical diagnostic device and method of improving image quality of medical diagnostic device
US10068332B2 (en) 2015-06-11 2018-09-04 Shenyang Neusoft Medical Systems Co., Ltd. Processing a computed tomography image to reduce windmill artifacts

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06274615A (ja) * 1993-03-18 1994-09-30 Fuji Photo Film Co Ltd 画像処理方法
US5497777A (en) * 1994-09-23 1996-03-12 General Electric Company Speckle noise filtering in ultrasound imaging
JPH09212623A (ja) * 1996-01-30 1997-08-15 Fuji Photo Film Co Ltd 画像処理方法
JPH09322166A (ja) * 1996-05-30 1997-12-12 Ricoh Co Ltd 画像形成装置
JPH1170106A (ja) * 1997-08-29 1999-03-16 Hitachi Medical Corp Ｘ線ｃｔ装置
JPH11206752A (ja) * 1998-01-26 1999-08-03 Toshiba Corp Ｘ線ｃｔ装置
JP2000224421A (ja) * 1999-02-03 2000-08-11 Fuji Photo Film Co Ltd 画像処理方法および装置並びに記録媒体

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06274615A (ja) * 1993-03-18 1994-09-30 Fuji Photo Film Co Ltd 画像処理方法
US5497777A (en) * 1994-09-23 1996-03-12 General Electric Company Speckle noise filtering in ultrasound imaging
JPH09212623A (ja) * 1996-01-30 1997-08-15 Fuji Photo Film Co Ltd 画像処理方法
JPH09322166A (ja) * 1996-05-30 1997-12-12 Ricoh Co Ltd 画像形成装置
JPH1170106A (ja) * 1997-08-29 1999-03-16 Hitachi Medical Corp Ｘ線ｃｔ装置
JPH11206752A (ja) * 1998-01-26 1999-08-03 Toshiba Corp Ｘ線ｃｔ装置
JP2000224421A (ja) * 1999-02-03 2000-08-11 Fuji Photo Film Co Ltd 画像処理方法および装置並びに記録媒体

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100401985C (zh) * 2004-08-06 2008-07-16 株式会社东芝 用于螺旋多切片ct的伴随着恢复噪声的降低螺旋风车伪像的方法
JP2006068518A (ja) * 2004-08-31 2006-03-16 Agfa Gevaert Nv 画像信号内のアーチフアクトを修正する方法
US7668360B2 (en) 2005-09-15 2010-02-23 Ge Medical Systems Global Technology Company, Llc Image processing method and X-ray CT system
JP2008046967A (ja) * 2006-08-18 2008-02-28 Nohmi Bosai Ltd 火災検出装置
JP2009098100A (ja) * 2007-10-19 2009-05-07 Shimadzu Corp 核医学診断装置
WO2009087777A1 (ja) * 2008-01-11 2009-07-16 Shimadzu Corporation 画像処理方法、その装置並びに断層撮影装置
JP5023281B2 (ja) * 2008-01-11 2012-09-12 株式会社島津製作所 画像処理方法、その装置並びに断層撮影装置
US8520974B2 (en) 2008-01-11 2013-08-27 Shimadzu Corporation Image processing method, an apparatus therefor and a tomographic apparatus for removing artifacts from a sectional image
US9245323B2 (en) 2008-04-14 2016-01-26 Hitachi Medical Corporation Medical diagnostic device and method of improving image quality of medical diagnostic device
JP2010068508A (ja) * 2008-08-12 2010-03-25 Canon Inc 画像処理装置、撮像装置、画像処理方法、画像処理プログラム
US8610800B2 (en) 2008-08-12 2013-12-17 Canon Kabushiki Kaisha Image processing device and method for detecting and correcting pattern noise
JP2014128576A (ja) * 2012-11-30 2014-07-10 Canon Inc 画像処理装置、画像処理方法、及びプログラム
US9953414B2 (en) 2012-11-30 2018-04-24 Canon Kabushiki Kaisha Image processing apparatus and image processing method
US10068332B2 (en) 2015-06-11 2018-09-04 Shenyang Neusoft Medical Systems Co., Ltd. Processing a computed tomography image to reduce windmill artifacts

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