JP4208333B2 - 画像処理装置、画像処理システム、画像処理方法、及び記憶媒体 - Google Patents

画像処理装置、画像処理システム、画像処理方法、及び記憶媒体 Download PDF

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JP4208333B2
JP4208333B2 JP07688199A JP7688199A JP4208333B2 JP 4208333 B2 JP4208333 B2 JP 4208333B2 JP 07688199 A JP07688199 A JP 07688199A JP 7688199 A JP7688199 A JP 7688199A JP 4208333 B2 JP4208333 B2 JP 4208333B2
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image
area
subject
gradation conversion
image processing
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JP07688199A
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English (en)
Japanese (ja)
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JP2000276605A (ja
JP2000276605A5 (enExample
Inventor
弘之 新畠
達治 池田
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Canon Inc
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Canon Inc
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Priority to JP07688199A priority Critical patent/JP4208333B2/ja
Priority to US09/526,540 priority patent/US6904181B1/en
Publication of JP2000276605A publication Critical patent/JP2000276605A/ja
Priority to US10/857,855 priority patent/US7139419B2/en
Publication of JP2000276605A5 publication Critical patent/JP2000276605A5/ja
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/40—Image enhancement or restoration using histogram techniques
    • 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
    • G06T5/92—Dynamic range modification of images or parts thereof based on global image properties
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/10—Segmentation; Edge detection
    • G06T7/11—Region-based segmentation
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/10—Segmentation; Edge detection
    • G06T7/136—Segmentation; Edge detection involving thresholding
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/50—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications
    • 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
    • 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
    • G06T2207/20—Special algorithmic details
    • G06T2207/20004—Adaptive image processing
    • G06T2207/20008—Globally adaptive
    • 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
    • G06T2207/20—Special algorithmic details
    • G06T2207/20004—Adaptive image processing
    • G06T2207/20012—Locally adaptive
    • 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
    • G06T2207/20—Special algorithmic details
    • G06T2207/20112—Image segmentation details
    • G06T2207/20132—Image cropping
    • 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
    • G06T2207/30—Subject of image; Context of image processing
    • G06T2207/30004—Biomedical image processing
    • G06T2207/30061—Lung

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Image Processing (AREA)
  • Image Analysis (AREA)
  • Closed-Circuit Television Systems (AREA)
JP07688199A 1999-03-19 1999-03-19 画像処理装置、画像処理システム、画像処理方法、及び記憶媒体 Expired - Fee Related JP4208333B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP07688199A JP4208333B2 (ja) 1999-03-19 1999-03-19 画像処理装置、画像処理システム、画像処理方法、及び記憶媒体
US09/526,540 US6904181B1 (en) 1999-03-19 2000-03-16 Image processing apparatus, method and storage medium
US10/857,855 US7139419B2 (en) 1999-03-19 2004-06-02 Image processing apparatus, method and storage medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP07688199A JP4208333B2 (ja) 1999-03-19 1999-03-19 画像処理装置、画像処理システム、画像処理方法、及び記憶媒体

Publications (3)

Publication Number Publication Date
JP2000276605A JP2000276605A (ja) 2000-10-06
JP2000276605A5 JP2000276605A5 (enExample) 2005-06-23
JP4208333B2 true JP4208333B2 (ja) 2009-01-14

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JP07688199A Expired - Fee Related JP4208333B2 (ja) 1999-03-19 1999-03-19 画像処理装置、画像処理システム、画像処理方法、及び記憶媒体

Country Status (2)

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US (2) US6904181B1 (enExample)
JP (1) JP4208333B2 (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4434621B2 (ja) 2003-05-07 2010-03-17 キヤノン株式会社 医療用画像形成装置及び方法
US20050243334A1 (en) * 2004-04-28 2005-11-03 Konica Minolta Medical & Graphic, Inc. Image processing method, image processing apparatus and image processing program
JP4626984B2 (ja) * 2005-02-21 2011-02-09 株式会社日立メディコ 差分画像生成装置及び方法
JP4902556B2 (ja) 2008-01-15 2012-03-21 キヤノン株式会社 画像処理装置、画像処理方法、プログラム及びコンピュータ読み取り可能な記憶媒体
JP5489577B2 (ja) * 2009-07-31 2014-05-14 キヤノン株式会社 放射線撮像システム及びその制御方法、メイン制御ユニット及びその制御方法、並びに、プログラム
US8472076B2 (en) * 2009-08-05 2013-06-25 Canon Kabushiki Kaisha Detecting and removing blur of a character by comparison with the original image after a thinning and fattening operation
JP6666046B2 (ja) 2016-04-25 2020-03-13 キヤノン株式会社 画像処理装置および画像処理方法
JP6902886B2 (ja) 2017-03-14 2021-07-14 キヤノン株式会社 画像処理装置、方法およびプログラム
EP3858239B1 (en) 2018-09-28 2023-09-27 FUJIFILM Corporation Image interpretation support device, operating program and operating method therefor

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3768824D1 (de) * 1986-01-21 1991-05-02 Fuji Photo Film Co Ltd Vorrichtung zum auslesen von strahlungsbildern.
US4859850A (en) * 1987-01-12 1989-08-22 Fuji Photo Film Co., Ltd. Irradiation field recognizing method, and method of adjusting image processing conditions using the same
US5151947A (en) * 1989-11-28 1992-09-29 Konica Corporation Method and apparatus for processing radiation image
JP3083606B2 (ja) * 1990-11-22 2000-09-04 株式会社東芝 医用診断支援システム
DE69224110T2 (de) * 1991-07-15 1998-07-16 Agfa Gevaert Nv Verarbeitungsverfahren für Aufzeichnungssysteme von Strahlungsbildern
US5588071A (en) * 1994-10-26 1996-12-24 Minnesota Mining And Manufacturing Company Identifying an area of interest using histogram data arranged in predetermined sequence
JP4083251B2 (ja) * 1996-08-16 2008-04-30 富士フイルム株式会社 照射野外画像処理方法および装置
US6314198B1 (en) * 1996-09-25 2001-11-06 Canon Kabushiki Kaisha Radiographic, digital image processing system
US6014383A (en) 1997-02-10 2000-01-11 Compaq Computer Corporation System and method for controlling multiple initiators in a fibre channel environment
US5954796A (en) 1997-02-11 1999-09-21 Compaq Computer Corporation System and method for automatically and dynamically changing an address associated with a device disposed in a fire channel environment
JP4164166B2 (ja) 1998-08-28 2008-10-08 キヤノン株式会社 照射領域抽出装置、照射領域抽出方法及びコンピュータ読み取り可能な記憶媒体
EP0964362A1 (en) 1998-04-07 1999-12-15 Canon Kabushiki Kaisha Image processing method, apparatus, and storage medium for recognition of irradiation area

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Publication number Publication date
JP2000276605A (ja) 2000-10-06
US7139419B2 (en) 2006-11-21
US20040223658A1 (en) 2004-11-11
US6904181B1 (en) 2005-06-07

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