Methods and systems for segmentation in echocardiography
AssigneeGeneral Electric Company
InventorsSheshadri Thiruvenkadam, Navneeth Subamanian, Mithun Das Gupta
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Abstract
Methods and systems for segmentation in echocardiography are provided. One method includes obtaining echocardiographic images and defining a search space within the echocardiographic images using a pair of one-dimensional (1D) profiles. The method also includes using an energy based function constrained by non-local temporal priors within the defined search space to automatically segment a contour of a cardiac structure with the 1D profiles.
Claims21
A method for automatic segmentation of a cardiac structure, comprising:
- obtaining echocardiographic images;
- defining a search space within the echocardiographic images using a pair of one-dimensional (1D) profiles;
- and
- using an energy based function constrained by non-local temporal priors within the defined search space to automatically segment a contour of a cardiac structure with the 1D profiles.
A non-transitory computer readable storage medium for segmentation of a cardiac structure using a processor, the non-transitory computer readable storage medium including instructions to command the processor to:
- obtain echocardiographic images;
- define a search space within the echocardiographic images using a pair of one-dimensional (1D) profiles;
- and
- use an energy based function constrained by non-local temporal priors within the defined search space to automatically segment a contour of a cardiac structure with the 1D profiles.
An ultrasound system comprising:
- an ultrasound probe configured to acquire echocardiographic images;
- a processor having a segmentation module configured to define a search space within the echocardiographic images using a pair of one-dimensional (1D) profiles and use an energy based function constrained by non-local temporal priors within the defined search space to automatically segment a contour of a cardiac structure with the ID profiles;
- and
- a display configured to display the segmented contour of the cardiac structure.
Dependencies are inferred from the claim text.