1. The Grid and Pervasive Computing Research Cluster at CSE-UNL (aka, the Systems Group) Spanning Research Areas of : Collaborative Technologies, Physical Design, Distributed Computing and Storage, Embedded Systems, Sensors and Sensor Networks, Networking, Real-Time Systems, Security Researchers: Steve Goddard: Real-time systems, distributed systems, computer networks Hong Jiang: Computer architecture, parallel & distributed computing, distributed storage & parallel I/O Byrav Ramamurthy: Computer networks, telecommunications, optical networks & WDM, wireless & sensor networks, cyber security Sharad Seth: VLSI design & testing, online handwriting analysis, GIS Richard Sincovec: Scientific computing, parallel computing, mathematical software, OO methods Witawas Srisa-An: High performance Java systems, analysis of OO systems, dynamic memory management David Swanson: Cluster & high performance computing, parallel algorithms, molecular dynamics Jun Wang: High performance I/O architectures & storage systems, file systems, P2P systems, Internet server Lisong Xu: High-speed long-distance networks, optical networks, queuing theory, wireless sensor networks

2. Lisong Xu: Design and analysis of transport protocols for applications over the next generation of Internet Weather Simulation Teleconference Telemedicine Web TV

3. Jun Wang’s research activities High-performance local and cluster file systems Peer-to-Peer systems with the focus on high- efficiency key search and being resilient to dynamic activities Low-power high-performance storage array systems

4. CLK L1 L2 DTS(2) Double-Tree Scan VLSI Testing Imperfect chip manufacturing How to test to separate good from bad Complexity of defects and algorithms Sharad Seth: Current Research Online Handwriting Recognition New general paradigm for recognizing difficult-to-segment patterns No complex parameter estimation Renewed interest with tablets GIS Conflation: Combining information from different sources High-res sattelite image analysis of urban images for planning growth, etc.

5. Hong Jiang: Parallel & Distributed Computer Architectures – Cluster & Grid Computing MPP Supercomputers Cluster Supercomputers Middleware Support for –Heterogeneity (OS, HW, SW) –Scalability (Resource & Jobs) –Availability (performance & reliability Cluster dominates Top 500. 294 149 91 32 11 6 Distributed Storage & Parallel I/O Namespace & Metadata Management at the Peta-scale Virtual File Systems for Super-clusters Adaptive prefetching & Active seek