Journal of Northeastern University Natural Science ›› 2018, Vol. 39 ›› Issue (11): 1572-1576.DOI: 10.12068/j.issn.1005-3026.2018.11.011

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Automatic Detection of Left Ventricular Ejection Fraction Based on Fully Convolutional Networks

XU Li-sheng, ZHANG Shu-qi, NIU Xiao, XU Yang   

  1. School of Sino-Dutch Biomedical and Information Engineering, Northeastern University, Shenyang 110169, China.
  • Received:2017-08-02 Revised:2017-08-02 Online:2018-11-15 Published:2018-11-09
  • Contact: XU Li-sheng
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Abstract: An automatic estimation method of left ventricular ejection fraction based on fully convolutional networks(FCN)is proposed. The left ventricle in magnetic resonance images(MRI) of heart is segmented using FCN. Furthermore, the volume of left ventricle can be calculated at each phase in a heart beat cycle. Finally, the volume of end-systolic and end-diastolic are extracted respectively to deduce the left ventricular ejection fraction. 700 sets of images are used for training the networks and 400 sets for testing. The final results agree well with the ejection fraction(EF)gold standard provided by the American National Institutes of Health and Children′s National Medical Center. The accuracy of the proposed method achieves 89.8%, which is within an acceptable range.

Key words: fully convolutional networks(FCN), ejection fraction(EF), magnetic resonance images(MRI), left ventricular segmentation

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