Distributed statistical inference and machine learning, Graphical, spatial and nonparametric models, Detection, tracking and estimation in distributed systems, Large-scale ecological modeling and computation, Convex and combinatorial optimization
Courses Taught
Statistics 700, Probabilistic Graphical Models
Education
Ph.D., 2007 (computer science); University of California, Berkeley
MA, 2007 (statistics); University of California, Berkeley
MS, 2001 (computer science); Arizona State University
BS, 1999 Magna cum laude (computer science); Pohang University of Science and Technology, South Korea
Selected PublicationsX. Nguyen and A. E. Gelfand. The Dirichlet labeling process for functional data analysis. Submitted
X. Nguyen, M.J. Wainwright and M.I. Jordan. Estimating divergence functionals and the likelihood ratio by convex risk minimization. IEEE Transactions on Information Theory (To appear)
X. Nguyen, M.J. Wainwright and M.I. Jordan (2009). On surrogate loss functions and f-divergences. Annals of Statistics, 37(2), 876--904
X. Nguyen, M. J. Wainwright and M. I. Jordan (2008). On optimal quantization rules in some problems in sequential decentralized detection.
IEEE Transactions on Information Theory, 54(7), 3285--3295.
X. Nguyen, M. J. Wainwright and M. I. Jordan (2005). Nonparametric decentralized detection using kernel methods. IEEE Transactions on Signal Processing, 53(11), 4053--4066
X. Nguyen, M. I. Jordan and B. Sinopoli (2005). A kernel-based learning approach to ad hoc sensor network localization. ACM Transactions on Sensor Networks, 1, 134--152
Awards
2007 IEEE Signal Processing Society's Young Author Best Paper Award
2007 Leon O. Chua Award for outstanding research achievement in an area of nonlinear science, UC Berkeley
2004 Best paper award (with M. Wainwright and M. I. Jordan), International Conference on Machine Learning (ICML)
1994-1999 Posco Foundation Scholar (awarded full financial support for language and undergraduate studies in South Korea)
1992 Bronze Medal, 33rd International Mathematical Olympiad, Moscow, Russia
1991,1992 Second prizes, 29th and 30th Vietnam National Mathematics Competitions