Glenn Fung Sriram Krishnan R. Bharat Rao Hui Chen Learning Sparse Kernels from 3D Surfaces for Heart Wall Motion Abnormality Detection. 1663-1670 2008 AAAI conf/aaai/2008 db/conf/aaai/aaai2008.html#FungKRC08 http://www.aaai.org/Library/IAAI/2008/iaai08-007.php