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» On the Convergence of Bound Optimization Algorithms
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STOC
1992
ACM
100views Algorithms» more  STOC 1992»
15 years 8 months ago
Biased Random Walks
How much can an imperfect source of randomness affect an algorithm? We examine several simple questions of this type concerning the long-term behavior of a random walk on a finite...
Yossi Azar, Andrei Z. Broder, Anna R. Karlin, Nath...
SWAT
1992
Springer
116views Algorithms» more  SWAT 1992»
15 years 8 months ago
Sorting Multisets Stably in Minimum Space
Abstract. In a decision tree model, (n log2 n m i=1 ni log2 ni + n) is known to be a lower bound for sorting a multiset of size n containing m distinct elements, where the ith dist...
Jyrki Katajainen, Tomi Pasanen
CORR
2008
Springer
113views Education» more  CORR 2008»
15 years 4 months ago
Self-Stabilizing Pulse Synchronization Inspired by Biological Pacemaker Networks
We define the "Pulse Synchronization" problem that requires nodes to achieve tight synchronization of regular pulse events, in the settings of distributed computing syste...
Ariel Daliot, Danny Dolev, Hanna Parnas
IANDC
2008
141views more  IANDC 2008»
15 years 4 months ago
Graph connectivity, partial words, and a theorem of Fine and Wilf
The problem of computing periods in words, or finite sequences of symbols from a finite alphabet, has important applications in several areas including data compression, string se...
Francine Blanchet-Sadri, Deepak Bal, Gautam Sisodi...
IOPADS
1997
152views more  IOPADS 1997»
15 years 5 months ago
Competitive Parallel Disk Prefetching and Buffer Management
We provide a competitive analysis framework for online prefetching and buffer management algorithms in parallel I/O systems, using a read-once model of block references. This has ...
Rakesh D. Barve, Mahesh Kallahalla, Peter J. Varma...