JP4679710B2 - ノイズ抑制処理装置並びに記録媒体 - Google Patents

ノイズ抑制処理装置並びに記録媒体 Download PDF

Info

Publication number
JP4679710B2
JP4679710B2 JP2000324904A JP2000324904A JP4679710B2 JP 4679710 B2 JP4679710 B2 JP 4679710B2 JP 2000324904 A JP2000324904 A JP 2000324904A JP 2000324904 A JP2000324904 A JP 2000324904A JP 4679710 B2 JP4679710 B2 JP 4679710B2
Authority
JP
Japan
Prior art keywords
band
noise
image signal
edge
smoothing
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
JP2000324904A
Other languages
English (en)
Japanese (ja)
Other versions
JP2002133410A (ja
JP2002133410A5 (enExample
Inventor
雅彦 山田
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.)
Fujifilm Corp
Original Assignee
Fujifilm 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 Fujifilm Corp filed Critical Fujifilm Corp
Priority to JP2000324904A priority Critical patent/JP4679710B2/ja
Priority to EP20010124594 priority patent/EP1223553A3/en
Priority to EP20050002150 priority patent/EP1526480A1/en
Priority to US09/978,275 priority patent/US7386158B2/en
Publication of JP2002133410A publication Critical patent/JP2002133410A/ja
Publication of JP2002133410A5 publication Critical patent/JP2002133410A5/ja
Application granted granted Critical
Publication of JP4679710B2 publication Critical patent/JP4679710B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

Landscapes

  • Apparatus For Radiation Diagnosis (AREA)
  • Image Processing (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Image Analysis (AREA)
JP2000324904A 2000-10-17 2000-10-25 ノイズ抑制処理装置並びに記録媒体 Expired - Fee Related JP4679710B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2000324904A JP4679710B2 (ja) 2000-10-25 2000-10-25 ノイズ抑制処理装置並びに記録媒体
EP20010124594 EP1223553A3 (en) 2000-10-17 2001-10-15 Apparatus for suppressing noise by adapting filter characteristics to input image signal based on characteristics of input image signal
EP20050002150 EP1526480A1 (en) 2000-10-17 2001-10-15 Apparatus for suppressing noise by adapting filter characteristics to input image signal based on characteristics of input image signal
US09/978,275 US7386158B2 (en) 2000-10-17 2001-10-17 Apparatus for suppressing noise by adapting filter characteristics to input image signal based on characteristics of input image signal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2000324904A JP4679710B2 (ja) 2000-10-25 2000-10-25 ノイズ抑制処理装置並びに記録媒体

Publications (3)

Publication Number Publication Date
JP2002133410A JP2002133410A (ja) 2002-05-10
JP2002133410A5 JP2002133410A5 (enExample) 2005-11-04
JP4679710B2 true JP4679710B2 (ja) 2011-04-27

Family

ID=18802357

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000324904A Expired - Fee Related JP4679710B2 (ja) 2000-10-17 2000-10-25 ノイズ抑制処理装置並びに記録媒体

Country Status (1)

Country Link
JP (1) JP4679710B2 (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10755389B2 (en) 2016-02-22 2020-08-25 Canon Kabushiki Kaisha Image processing apparatus, image processing method, and medium
WO2022045210A1 (ja) 2020-08-26 2022-03-03 キヤノン株式会社 画像処理装置、画像処理方法、学習装置、学習方法、及びプログラム
US12499517B2 (en) 2020-08-26 2025-12-16 Canon Kabushiki Kaisha Image processing apparatus, image processing method, and computer-readable medium

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4534594B2 (ja) * 2004-05-19 2010-09-01 ソニー株式会社 画像処理装置、画像処理方法、画像処理方法のプログラム及び画像処理方法のプログラムを記録した記録媒体
JP4517287B2 (ja) * 2004-12-17 2010-08-04 富士ゼロックス株式会社 画像処理装置、画像処理方法及びそのプログラム
JP4517288B2 (ja) * 2004-12-17 2010-08-04 富士ゼロックス株式会社 画像処理装置、画像処理方法及びそのプログラム
JP4661238B2 (ja) * 2005-01-31 2011-03-30 コニカミノルタホールディングス株式会社 画像処理方法および画像処理装置ならびに画像処理プログラム
JP2006215677A (ja) * 2005-02-02 2006-08-17 Noritsu Koki Co Ltd 写真画像処理装置
JP4517872B2 (ja) 2005-02-10 2010-08-04 ソニー株式会社 画像処理装置、画像処理方法、画像処理方法のプログラム及び画像処理方法のプログラムを記録した記録媒体
JP2007018379A (ja) * 2005-07-08 2007-01-25 Konica Minolta Medical & Graphic Inc 画像処理方法及び画像処理装置
CN100548222C (zh) * 2005-09-15 2009-10-14 Ge医疗系统环球技术有限公司 图像处理方法和x射线ct系统
US8300905B2 (en) 2005-11-18 2012-10-30 General Electric Company Adaptive image processing and display for digital and computed radiography images
JP2009516882A (ja) * 2005-11-23 2009-04-23 セダラ ソフトウェア コーポレイション ディジタル画像を強調する方法及びシステム
CN1971616B (zh) * 2005-11-23 2012-10-10 索诺塞特公司 多分辨率自适应滤波
JP2008079706A (ja) * 2006-09-26 2008-04-10 Konica Minolta Medical & Graphic Inc 画像撮影システム
JP5268248B2 (ja) * 2006-11-30 2013-08-21 ゼネラル・エレクトリック・カンパニイ ディジタル及びコンピューティッド・ラジオグラフィ画像についての適応画像処理及び表示法
JP2009000164A (ja) * 2007-06-19 2009-01-08 Shimadzu Corp 放射線画像処理装置
JP5076755B2 (ja) * 2007-09-07 2012-11-21 ソニー株式会社 画像処理装置、および画像処理方法、並びにコンピュータ・プログラム
JP5538684B2 (ja) * 2008-03-13 2014-07-02 キヤノン株式会社 画像処理装置、画像処理方法、プログラム、及び記憶媒体
JP5369526B2 (ja) * 2008-07-28 2013-12-18 株式会社日立製作所 画像信号処理装置、表示装置、録画再生装置、画像信号処理方法
US8559746B2 (en) 2008-09-04 2013-10-15 Silicon Image, Inc. System, method, and apparatus for smoothing of edges in images to remove irregularities
KR101351126B1 (ko) * 2009-07-21 2014-01-14 퀄컴 인코포레이티드 비디오 이미지들의 검출 및 개선을 위한 방법 및 시스템
US8761540B2 (en) * 2011-06-14 2014-06-24 Kabushiki Kaisha Toshiba Method and system for estimating noise level
WO2013035255A1 (ja) 2011-09-07 2013-03-14 株式会社島津製作所 画像処理装置およびそれを備えた放射線撮影装置
JP6156847B2 (ja) 2014-03-05 2017-07-05 富士フイルム株式会社 放射線画像処理装置および方法並びにプログラム
WO2016083248A1 (en) * 2014-11-24 2016-06-02 Koninklijke Philips N.V. Simulating dose increase by noise model based multi scale noise reduction
KR101812659B1 (ko) 2015-09-09 2017-12-27 삼성전자주식회사 단층 촬영 장치 및 그에 따른 단층 영상 복원 방법
JP2017051395A (ja) * 2015-09-09 2017-03-16 富士フイルム株式会社 放射線画像処理装置、方法およびプログラム
JP7436320B2 (ja) 2020-07-31 2024-02-21 富士フイルム株式会社 放射線画像処理装置、方法およびプログラム
CN117784156B (zh) * 2024-02-23 2024-04-26 杭州宇称电子技术有限公司 直方图噪声抑制寻峰测距实现方法及其应用

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10755389B2 (en) 2016-02-22 2020-08-25 Canon Kabushiki Kaisha Image processing apparatus, image processing method, and medium
WO2022045210A1 (ja) 2020-08-26 2022-03-03 キヤノン株式会社 画像処理装置、画像処理方法、学習装置、学習方法、及びプログラム
US12499517B2 (en) 2020-08-26 2025-12-16 Canon Kabushiki Kaisha Image processing apparatus, image processing method, and computer-readable medium

Also Published As

Publication number Publication date
JP2002133410A (ja) 2002-05-10

Similar Documents

Publication Publication Date Title
JP4679710B2 (ja) ノイズ抑制処理装置並びに記録媒体
JP3995854B2 (ja) 画像処理方法および装置並びに記録媒体
EP1223553A2 (en) Apparatus for suppressing noise by adapting filter characteristics to input image signal based on characteristics of input image signal
EP2191438B1 (en) Method of generating a multiscale contrast enhanced image
JP3833177B2 (ja) 画像処理装置、画象処理方法、記憶媒体及びプログラム
JP4598507B2 (ja) 最小誤差時空間再帰フィルタを使用する画像ノイズ低減のためのシステム及び方法
EP1447773B1 (en) Image processing apparatus for reducing noise from image
US6771793B1 (en) Image processing method and apparatus
JP2009516882A (ja) ディジタル画像を強調する方法及びシステム
US12322072B2 (en) Method and apparatus for noise reduction
CN101821773B (zh) 增强图像对比度的方法
US9721329B2 (en) Image de-noising method
JP2004242285A (ja) ノイズ抑制処理方法および装置並びにプログラム
JP3738788B2 (ja) 画像のダイナミックレンジ圧縮処理方法および装置
JP4197392B2 (ja) ノイズ抑制処理装置並びに記録媒体
JP4244094B2 (ja) 画像処理方法および装置並びに記録媒体
JP2001167264A (ja) 画像処理方法および装置並びに記録媒体
WO2021094471A1 (en) Method and apparatus for contrast enhancement
JPH1063839A (ja) 画像処理方法および装置
JP3783116B2 (ja) 放射線画像強調処理方法および装置
JP4316106B2 (ja) 画像処理方法および装置並びに記録媒体
Yasuda et al. Design of a noise-dependent shrinkage function in wavelet shrinkage of X-ray CT image
CN114638757A (zh) 降噪方法、装置、终端及计算机可读存储介质

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20050912

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20050912

A711 Notification of change in applicant

Free format text: JAPANESE INTERMEDIATE CODE: A712

Effective date: 20061202

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20081009

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20081021

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20081222

A02 Decision of refusal

Free format text: JAPANESE INTERMEDIATE CODE: A02

Effective date: 20090127

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20090330

A911 Transfer to examiner for re-examination before appeal (zenchi)

Free format text: JAPANESE INTERMEDIATE CODE: A911

Effective date: 20090406

A912 Re-examination (zenchi) completed and case transferred to appeal board

Free format text: JAPANESE INTERMEDIATE CODE: A912

Effective date: 20090424

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20101115

A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20110202

R150 Certificate of patent or registration of utility model

Free format text: JAPANESE INTERMEDIATE CODE: R150

Ref document number: 4679710

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20140210

Year of fee payment: 3

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

LAPS Cancellation because of no payment of annual fees