@inproceedings{qin2013automatic,
  title={Automatic segmentation of right ventricle on ultrasound images using sparse matrix transform and level set},
  author={Qin, Xulei and Cong, Zhibin and Halig, Luma V and Fei, Baowei},
  booktitle={Medical Imaging 2013: Image Processing},
  volume={8669},
  pages={86690Q},
  year={2013},
  organization={International Society for Optics and Photonics}
}