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IPCO
2010
131views Optimization» more  IPCO 2010»
13 years 9 months ago
Secretary Problems via Linear Programming
In the classical secretary problem an employer would like to choose the best candidate among
Niv Buchbinder, Kamal Jain, Mohit Singh
ENDM
2010
127views more  ENDM 2010»
13 years 11 months ago
MPQ-trees for orthogonal packing problem
Finding a feasible solution for a bi-dimensional Orthogonal Packing Problem (OPP2) consists in deciding whether a set of rectangular boxes (items) can be packed in a "big&quo...
Cédric Joncour, Arnaud Pêcher, Petru ...
COR
2008
99views more  COR 2008»
13 years 11 months ago
Repairing MIP infeasibility through local branching
Finding a feasible solution to a generic Mixed-Integer Program (MIP) is often a very difficult task. Recently, two heuristic approaches called Feasibility Pump and Local Branching...
Matteo Fischetti, Andrea Lodi
APPROX
2010
Springer
188views Algorithms» more  APPROX 2010»
14 years 15 days ago
Approximation Algorithms for Reliable Stochastic Combinatorial Optimization
We consider optimization problems that can be formulated as minimizing the cost of a feasible solution wT x over an arbitrary combinatorial feasible set F {0, 1}n . For these pro...
Evdokia Nikolova
GECCO
2006
Springer
123views Optimization» more  GECCO 2006»
14 years 2 months ago
Real-time construction of aircraft landing schedules using an evolutionary algorithm
This poster investigates the use of Evolutionary Algorithms (EAs) to optimise solutions to the Dynamic Aircraft Landing Problem (DALP). The approach adopted here uses an EA to evo...
Neil Urquhart
MICAI
2004
Springer
14 years 4 months ago
A Preprocessing That Combines Heuristic and Surrogate Constraint Analysis to Fix Variables in TSP
A preprocessing procedure that uses a local guided search defined in terms of a neighborhood structure to get a feasible solution (UB) and the Osorio and Glover[18, 20] exploiting ...
María Auxilio Osorio Lama, David Pinto
ATAL
2007
Springer
14 years 5 months ago
Distributed management of flexible times schedules
In this paper we consider the problem of managing and exploiting schedules in an uncertain and distributed environment. We assume a team of collaborative agents, each responsible ...
Stephen F. Smith, Anthony Gallagher, Terry L. Zimm...
ACISICIS
2007
IEEE
14 years 5 months ago
A Hybrid Simulated Annealing with Kempe Chain Neighborhood for the University Timetabling Problem
This paper addresses the problem of finding a feasible solution for the University Course Timetabling Problem (UCTP), i.e. a solution that satisfies all the so-called hard const...
Mauritsius Tuga, Regina Berretta, Alexandre Mendes
STOC
2004
ACM
118views Algorithms» more  STOC 2004»
14 years 11 months ago
Boosted sampling: approximation algorithms for stochastic optimization
Several combinatorial optimization problems choose elements to minimize the total cost of constructing a feasible solution that satisfies requirements of clients. In the STEINER T...
Anupam Gupta, Martin Pál, R. Ravi, Amitabh ...