Faculty Directory
Wei-keng Liao

Research Professor


2145 Sheridan Road
Tech L455
Evanston, IL 60208-3109

847-491-2916Email Wei-keng Liao


Wei-keng Liao's website


Center for Ultra-scale Computing and Information Security


Electrical and Computer Engineering

Research Interests

Parallel and distributed file I/O and storage system design; data management for large-scale scientific applications; computational model design for large-scale applications on parallel and distributed environment; data mining algorithm design and their parallelization; software development for Parallel netCDF.

Selected Publications

1. Arifa Nisar, Wei-keng Liao, and Alok Choudhary. Delegation-based I/O Mechanism for High Performance Computing Systems. In the IEEE Transactions on Parallel and Distributed Sytems, vol. 23, no. 2, pages 271-79, February 2012.

2. Wei-keng Liao, and Alok Choudhary. Dynamically Adapting File Domain Partitioning Methods for Collective I/O Based on Underlying Parallel File System Locking Protocols. In the Proceedings of International Conference for High Performance Computing, Networking, Storage and Analysis, Austin, Texas, November 2008. ---- (This paper proposes MPI-IO optimizations for Lustre and GPFS parallel file systems. An extended version of this work can be found here published in TPDS.)