DE69325889T2 - Verfahren zur Segmentierung von Bildmerkmalen - Google Patents

Verfahren zur Segmentierung von Bildmerkmalen

Info

Publication number
DE69325889T2
DE69325889T2 DE69325889T DE69325889T DE69325889T2 DE 69325889 T2 DE69325889 T2 DE 69325889T2 DE 69325889 T DE69325889 T DE 69325889T DE 69325889 T DE69325889 T DE 69325889T DE 69325889 T2 DE69325889 T2 DE 69325889T2
Authority
DE
Germany
Prior art keywords
image features
segmenting image
segmenting
features
image
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
DE69325889T
Other languages
English (en)
Other versions
DE69325889D1 (de
Inventor
Yi-Hsuan Kao
James A Sorenson
Mark M Bahn
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.)
Wisconsin Alumni Research Foundation
Original Assignee
Wisconsin Alumni Research Foundation
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 Wisconsin Alumni Research Foundation filed Critical Wisconsin Alumni Research Foundation
Publication of DE69325889D1 publication Critical patent/DE69325889D1/de
Application granted granted Critical
Publication of DE69325889T2 publication Critical patent/DE69325889T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
    • G01R33/48—NMR imaging systems
    • G01R33/54—Signal processing systems, e.g. using pulse sequences ; Generation or control of pulse sequences; Operator console
    • G01R33/56—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/60—Analysis of geometric attributes
    • G06T7/66—Analysis of geometric attributes of image moments or centre of gravity
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
    • G01R33/48—NMR imaging systems
    • G01R33/54—Signal processing systems, e.g. using pulse sequences ; Generation or control of pulse sequences; Operator console
    • G01R33/56—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution
    • G01R33/5608—Data processing and visualization specially adapted for MR, e.g. for feature analysis and pattern recognition on the basis of measured MR data, segmentation of measured MR data, edge contour detection on the basis of measured MR data, for enhancing measured MR data in terms of signal-to-noise ratio by means of noise filtering or apodization, for enhancing measured MR data in terms of resolution by means for deblurring, windowing, zero filling, or generation of gray-scaled images, colour-coded images or images displaying vectors instead of pixels
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10072—Tomographic images
    • G06T2207/10081—Computed x-ray tomography [CT]
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06T2207/30096—Tumor; Lesion
DE69325889T 1993-03-02 1993-10-15 Verfahren zur Segmentierung von Bildmerkmalen Expired - Fee Related DE69325889T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/025,004 US5361763A (en) 1993-03-02 1993-03-02 Method for segmenting features in an image

Publications (2)

Publication Number Publication Date
DE69325889D1 DE69325889D1 (de) 1999-09-09
DE69325889T2 true DE69325889T2 (de) 2000-02-24

Family

ID=21823517

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69325889T Expired - Fee Related DE69325889T2 (de) 1993-03-02 1993-10-15 Verfahren zur Segmentierung von Bildmerkmalen

Country Status (5)

Country Link
US (1) US5361763A (de)
EP (1) EP0614153B1 (de)
JP (1) JPH06259559A (de)
DE (1) DE69325889T2 (de)
IL (1) IL107197A (de)

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Also Published As

Publication number Publication date
IL107197A0 (en) 1994-01-25
EP0614153B1 (de) 1999-08-04
EP0614153A2 (de) 1994-09-07
IL107197A (en) 1995-12-08
DE69325889D1 (de) 1999-09-09
JPH06259559A (ja) 1994-09-16
EP0614153A3 (de) 1994-10-26
US5361763A (en) 1994-11-08

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