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Discriminating normal and abnormal left ventricular shapes in four-chamber view 2D echocardiography | IEEE Conference Publication | IEEE Xplore

Discriminating normal and abnormal left ventricular shapes in four-chamber view 2D echocardiography


Abstract:

In this paper, we address discrimination between normal and abnormal left ventricular shapes by capturing deviations from the normal appearance through a new parametric d...Show More

Abstract:

In this paper, we address discrimination between normal and abnormal left ventricular shapes by capturing deviations from the normal appearance through a new parametric distorted elliptic shape model. To apply the parametric description, we automatically locate the left ventricular region in 4-chamber views and extract its bounding contours and pose. The parametric description of the elliptic fit with minimum alignment error with the bounding contour then becomes the shape descriptor for the bounding contour. Labeled vectors from normal and damaged left ventricular regions are separated into two classes using a support vector machine. Results are presented on a large database of normal and abnormal left ventricular images showing the effectiveness of the parametric features for normal/abnormal discrimination.
Date of Conference: 29 April 2014 - 02 May 2014
Date Added to IEEE Xplore: 31 July 2014
Electronic ISBN:978-1-4673-1961-4

ISSN Information:

Conference Location: Beijing, China

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