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  1. No Access

    Chapter and Conference Paper

    CoreTSAR: Adaptive Worksharing for Heterogeneous Systems

    The popularity of heterogeneous computing continues to increase rapidly due to the high peak performance, favorable energy efficiency, and comparatively low cost of accelerators. However, heterogeneous program...

    Thomas R. W. Scogland, Wu-chun Feng, Barry Rountree… in Supercomputing (2014)

  2. No Access

    Article

    GBench: benchmarking methodology for evaluating the energy efficiency of supercomputers

    Recent studies point to power consumption becoming the major design constraint in exascale computing systems. Current scientific benchmarks, such as LINPACK, only evaluate high-performance computing (HPC) syst...

    Balaji Subramaniam, Wu-chun Feng in Computer Science - Research and Development (2013)

  3. No Access

    Article

    Performance characterization of data-intensive kernels on AMD Fusion architectures

    The cost of data movement over the PCI Express bus is one of the biggest performance bottlenecks for accelerating data-intensive applications on traditional discrete GPU architectures. To address this bottlene...

    Kenneth Lee, Heshan Lin, Wu-chun Feng in Computer Science - Research and Development (2013)

  4. No Access

    Article

    The Green500 list: escapades to exascale

    Energy efficiency is now a top priority. The first four years of the Green500 have seen the importance of energy efficiency in supercomputing grow from an afterthought to the forefront of innovation as we appr...

    Tom Scogland, Balaji Subramaniam… in Computer Science - Research and Development (2013)

  5. No Access

    Article

    Parallel Mining of Neuronal Spike Streams on Graphics Processing Units

    Multi-electrode arrays (MEAs) provide dynamic and spatial perspectives into brain function by capturing the temporal behavior of spikes recorded from cultures and living tissue. Understanding the firing patter...

    Yong Cao, Debprakash Patnaik, Sean Ponce… in International Journal of Parallel Programm… (2012)

  6. No Access

    Chapter and Conference Paper

    Making a Case for Proactive Flow Control in Optical Circuit-Switched Networks

    Optical circuit-switched networks such as National LambdaRail (NLR) offer dedicated bandwidth to support large-scale bulk data transfer. Though a dedicated circuit-switched network eliminates congestion from t...

    Mithilesh Kumar, Vineeta Chaube, Pavan Balaji… in High Performance Computing - HiPC 2008 (2008)