I am a third year graduate student in Department of Mathematics. I am working with professor David Dunson and Sayan Mukherjee.
Li, D, Wang, J, and Sun, H. "A geodesic-based Riemannian gradient approach to averaging on the Lorentz group." Entropy 2017. Open Access Copy
Li, D, and Dunson, D. "Efficient Manifold and Subspace Approximations with Spherelets." arXiv.