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142
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SODA
2004
ACM
15 years 8 months ago
2004
ACM
We study, from the competitive analysis perspective, the trade off between communication cost and delay cost (or simply the sendor-wait dilemma) on a hierarchy (rooted tree). The p...
134
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AIPS
1998
15 years 8 months ago
1998
The choice of an appropriate problem-solving method, from available methods, is a crucial skill for experts in many areas. We describe a technique for the automatic selection amon...
151
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BPM
2010
Springer
15 years 7 months ago
2010
Springer
During the previous years, we presented several results concerned with various issues related to the correctness of models for business processes and services (i. e., interorganiza...
172
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Publication
Most implementations of the language Refal represent ground expressions by doubly-linked lists, which results in low-cost concatenation. On the other hand, that representation nece...
159
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DISOPT
2008
15 years 6 months ago
2008
Given a mixed-integer linear programming (MILP) model and an optimal basis of the associated linear programming relaxation, the Gomory's corner relaxation is obtained by drop...