JP4907978B2 - コリメーション・エッジを検出する方法及び、コリメーション・エッジを検出する命令を有するコンピュータによるアクセスが可能な媒体 - Google Patents

コリメーション・エッジを検出する方法及び、コリメーション・エッジを検出する命令を有するコンピュータによるアクセスが可能な媒体 Download PDF

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JP4907978B2
JP4907978B2 JP2005369004A JP2005369004A JP4907978B2 JP 4907978 B2 JP4907978 B2 JP 4907978B2 JP 2005369004 A JP2005369004 A JP 2005369004A JP 2005369004 A JP2005369004 A JP 2005369004A JP 4907978 B2 JP4907978 B2 JP 4907978B2
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image
edge
images
projection space
input image
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JP2006181362A5 (https=
JP2006181362A (ja
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カドリ・ニザール・ジャブリ
ゴパール・ビー・アヴィナシュ
ガウリ・キショー・ジョグルカー
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General Electric Co
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General Electric Co
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/10—Segmentation; Edge detection
    • G06T7/12—Edge-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
    • G06T7/194—Segmentation; Edge detection involving foreground-background segmentation
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/20—Image preprocessing
    • G06V10/36—Applying a local operator, i.e. means to operate on image points situated in the vicinity of a given point; Non-linear local filtering operations, e.g. median filtering
    • 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
    • G06T2207/20112—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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/20—Image preprocessing
    • G06V10/24—Aligning, centring, orientation detection or correction of the image
    • G06V10/245—Aligning, centring, orientation detection or correction of the image by locating a pattern; Special marks for positioning

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Nonlinear Science (AREA)
  • Multimedia (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Image Analysis (AREA)
JP2005369004A 2004-12-24 2005-12-22 コリメーション・エッジを検出する方法及び、コリメーション・エッジを検出する命令を有するコンピュータによるアクセスが可能な媒体 Expired - Fee Related JP4907978B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/023,244 US7508970B2 (en) 2004-12-24 2004-12-24 Systems, methods and apparatus for detecting a collimation edge in digital image radiography
US11/023,244 2004-12-24

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JP2006181362A JP2006181362A (ja) 2006-07-13
JP2006181362A5 JP2006181362A5 (https=) 2011-08-11
JP4907978B2 true JP4907978B2 (ja) 2012-04-04

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JP (1) JP4907978B2 (https=)

Families Citing this family (12)

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Publication number Priority date Publication date Assignee Title
US20080008372A1 (en) * 2006-07-07 2008-01-10 General Electric Company A method and system for reducing artifacts in a tomosynthesis imaging system
US7801344B2 (en) * 2006-12-01 2010-09-21 Carestream Health, Inc. Edge boundary definition for radiographic detector
JP5074054B2 (ja) * 2007-02-16 2012-11-14 株式会社日立メディコ Ｘ線画像診断装置
CN101540040B (zh) * 2008-03-21 2012-12-12 深圳迈瑞生物医疗电子股份有限公司 自动检测限束器边界的方法与装置
US8135200B2 (en) * 2008-07-03 2012-03-13 Infimed, Inc. Imaging auto shutter ROI
US8786873B2 (en) * 2009-07-20 2014-07-22 General Electric Company Application server for use with a modular imaging system
JP5333607B2 (ja) * 2009-12-29 2013-11-06 株式会社島津製作所 放射線画像処理装置および放射線画像処理プログラム
US8243882B2 (en) 2010-05-07 2012-08-14 General Electric Company System and method for indicating association between autonomous detector and imaging subsystem
CN104161531B (zh) * 2014-05-04 2015-09-30 上海联影医疗科技有限公司 限束器边缘的获取方法及装置、x射线摄影设备
US10973473B2 (en) * 2017-06-27 2021-04-13 Canon Medical Systems Corporation X-ray diagnostic apparatus
CN110353707A (zh) 2018-03-26 2019-10-22 通用电气公司 准直器边界检测方法的训练方法和系统
EP3785222B1 (en) * 2018-05-30 2024-04-17 Shanghai United Imaging Healthcare Co., Ltd. Systems and methods for image processing

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0544644B1 (en) * 1988-04-20 2000-02-23 Fuji Photo Film Co., Ltd. Method for judging the correctness or incorrectness of prospective contour points of an irradiation field
US5282254A (en) * 1992-06-29 1994-01-25 Siemens Corporate Research, Inc. Method for locating an edge portion of an aperture in a filter member in X-ray fluoroscopy apparatus
JP3380609B2 (ja) * 1993-12-24 2003-02-24 コニカ株式会社 放射線画像の照射野領域抽出装置
JP3617751B2 (ja) * 1997-03-12 2005-02-09 富士写真フイルム株式会社 放射線画像の照射野認識方法および装置
JP3923131B2 (ja) * 1997-03-31 2007-05-30 富士フイルム株式会社 放射線画像の照射野認識方法および装置、並びに黒化処理方法および装置
JP2000023952A (ja) * 1998-04-30 2000-01-25 Konica Corp 照射野認識方法
US6836570B2 (en) * 2001-11-14 2004-12-28 Eastman Kodak Company Method for contrast-enhancement of digital portal images
JP2003250789A (ja) * 2002-02-28 2003-09-09 Canon Inc 放射線撮影装置、プログラム、及びコンピュータ可読記憶媒体

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US20060140483A1 (en) 2006-06-29
US7508970B2 (en) 2009-03-24

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