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» Which Problems Have Strongly Exponential Complexity
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JCSS
2010
112views more  JCSS 2010»
15 years 1 months ago
Towards a dichotomy for the Possible Winner problem in elections based on scoring rules
To make a joint decision, agents (or voters) are often required to provide their preferences as linear orders. To determine a winner, the given linear orders can be aggregated acc...
Nadja Betzler, Britta Dorn
WEA
2007
Springer
138views Algorithms» more  WEA 2007»
15 years 9 months ago
A Robust Branch-Cut-and-Price Algorithm for the Heterogeneous Fleet Vehicle Routing Problem
This paper presents a robust branch-cut-and-price algorithm for the Heterogeneous Fleet Vehicle Routing Problem (HFVRP), vehicles may have distinct capacities and costs. The colum...
Artur Alves Pessoa, Marcus Poggi de Aragão,...
213
Voted
ICDE
2007
IEEE
113views Database» more  ICDE 2007»
16 years 4 months ago
Reducing Order Enforcement Cost in Complex Query Plans
Algorithms that exploit sort orders are widely used to implement joins, grouping, duplicate elimination and other set operations. Query optimizers traditionally deal with sort ord...
Ravindra Guravannavar, S. Sudarshan
165
Voted
DISOPT
2011
210views Education» more  DISOPT 2011»
14 years 10 months ago
The parameterized complexity of k-flip local search for SAT and MAX SAT
SAT and MAX SAT are among the most prominent problems for which local search algorithms have been successfully applied. A fundamental task for such an algorithm is to increase the...
Stefan Szeider
EDCC
2008
Springer
15 years 5 months ago
Software Faults Diagnosis in Complex OTS Based Safety Critical Systems
This work addresses the problem of software fault diagnosis in complex safety critical software systems. The transient manifestations of software faults represent a challenging is...
Gabriella Carrozza, Domenico Cotroneo, Stefano Rus...