Dr. Si Liu joined the High-Performance Computing group at the Texas Advanced Computing Center as Research Associate in 2013. He has been collaborating with UT research groups, the XSEDE community, and many corporations on various projects. His current research interests include weather and climate model, parallel computing, I/O performance, test management, benchmark, and optimization.

During 2009-2013, Dr. Liu worked as a software engineer in Computational Information Systems Laboratory at the National Center for Atmospheric Research. He made important contributions to establishing the Yellowstone Supercomputing system at the NCAR-Wyoming Supercomputing Center, enhancing its performance, and supporting scientific simulation implementation. He also worked as a consultant to provide technical support to scientific computing communities and collaborated with scientists on model development and optimization. He received UCAR's special recognition award in 2011 for his contribution to Intergovernmental Panel on Climate Change.

Si Liu received his PhD in applied mathematics at the University of Colorado at Boulder in 2009. His PhD research focused on parallel domain decomposition algorithms for inverse elliptic problems.
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