Spatial regularization of the electrocardiographic inverse problem and its application to endocardial mapping. - Emre O. Velipasaoglu; Huabin Sun; Fulong Zhang; Keith L. Berrier; Dirar S. Khoury (IEEE Trans. Biomed. Eng., 2000)

Solving the inverse problem of electrocardiography using a Duncan and Horn formulation of the Kalman filter. - Keith L. Berrier; Danny C. Sorensen; Dirar S. Khoury (IEEE Trans. Biomed. Eng., 2004)