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109
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AUTOMATICA
2008
14 years 12 months ago
2008
For a countable-state Markov decision process we introduce an embedding which produces a finite-state Markov decision process. The finite-state embedded process has the same optim...
IPL
2008
14 years 12 months ago
2008
The guided tree edit distance problem is to find a minimum cost series of edit operations that transforms two input forests F and G into isomorphic forests F and G such that a thi...
112
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SCP
2000
14 years 11 months ago
2000
An extension of the -calculus called BS is introduced as a formal basis for functional languages expressing bulk synchronous parallel algorithms. A con uence result is shown. The ...
SIAMCOMP
2000
14 years 11 months ago
2000
This paper studies various algorithmic issues in reconstructing a species tree from gene trees under the duplication and the mutation cost model. This is a fundamental problem in c...
TKDE
2002
14 years 11 months ago
2002
This paper describes the presumed-either two-phase commit protocol. Presumed-either exploits log piggybacking to reduce the cost of committing transactions. If timely piggybacking ...