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» The problem with scalability
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CIKM
2010
Springer
15 years 1 days ago
Fast and accurate estimation of shortest paths in large graphs
Computing shortest paths between two given nodes is a fundamental operation over graphs, but known to be nontrivial over large disk-resident instances of graph data. While a numbe...
Andrey Gubichev, Srikanta J. Bedathur, Stephan Seu...
NOSSDAV
2011
Springer
14 years 4 months ago
The impact of inter-layer network coding on the relative performance of MRC/MDC WiFi media delivery
A primary challenge in multicasting video in a wireless LAN is to deal with the client diversity – clients may have different channel characteristics and hence receive different...
Rohan Gandhi, Meilin Yang, Dimitrios Koutsonikolas...
CCGRID
2006
IEEE
15 years 7 months ago
Proposal of MPI Operation Level Checkpoint/Rollback and One Implementation
With the increasing number of processors in modern HPC(High Performance Computing) systems, there are two emergent problems to solve. One is scalability, the other is fault tolera...
Yuan Tang, Graham E. Fagg, Jack Dongarra
INFOCOM
2006
IEEE
15 years 7 months ago
The Complexity of Connectivity in Wireless Networks
— We define and study the scheduling complexity in wireless networks, which expresses the theoretically achievable efficiency of MAC layer protocols. Given a set of communicati...
Thomas Moscibroda, Roger Wattenhofer
CF
2004
ACM
15 years 7 months ago
Improving the execution time of global communication operations
Many parallel applications from scientific computing use MPI global communication operations to collect or distribute data. Since the execution times of these communication opera...
Matthias Kühnemann, Thomas Rauber, Gudula R&u...