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CORR
2010
Springer
147views Education» more  CORR 2010»
15 years 6 months ago
Modeling the structure and evolution of discussion cascades
We analyze the structure and evolution of discussion cascades in four popular websites: Slashdot, Barrapunto, Meneame and Wikipedia. Despite the big heterogeneities between these ...
Vicenç Gómez, Hilbert J. Kappen, And...
MOBILITY
2009
ACM
16 years 1 months ago
Feasibility evaluation of a communication-oriented P2P system in mobile environments
We present the feasibility evaluation of a structured communication-oriented Peer-to-Peer (P2P) system being used in mobile environments in this paper. The different levels of chu...
Zhonghong Ou, Erkki Harjula, Otso Kassinen, Mika Y...
EUROPAR
2009
Springer
16 years 1 months ago
PSINS: An Open Source Event Tracer and Execution Simulator for MPI Applications
The size of supercomputers in numbers of processors is growing exponentially. Today’s largest supercomputers have upwards of a hundred thousand processors and tomorrow’s may ha...
Mustafa M. Tikir, Michael Laurenzano, Laura Carrin...
CHI
2007
ACM
16 years 7 months ago
Biases in human estimation of interruptibility: effects and implications for practice
People have developed a variety of conventions for negotiating face-to-face interruptions. The physical distribution of teams, however, together with the use of computer-mediated ...
Daniel Avrahami, James Fogarty, Scott E. Hudson
ICDCS
1999
IEEE
15 years 11 months ago
Imprecise Calendars: an Approach to Scheduling Computational Grids
We describe imprecise calendars, a way to organize and schedule clusters of nodes in a computation grid. Imprecise calendars permit the easy and efficient sharing of resources bet...
Jeffrey K. Hollingsworth, Songrit Maneewongvatana