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COMBINATORICA
2006
65views more  COMBINATORICA 2006»
13 years 7 months ago
A Linear Bound On The Diameter Of The Transportation Polytope
We prove that the combinatorial diameter of the skeleton of the polytope of feasible solutions of any m
Graham Brightwell, Jan van den Heuvel, Leen Stougi...
MFCS
1994
Springer
13 years 11 months ago
A Competitive Analysis of the List Update Problem with Lookahead
We consider the question of lookahead in the list update problem: What improvement can be achieved in terms of competitiveness if an on-line algorithm sees not only the present re...
Susanne Albers
ORL
2007
112views more  ORL 2007»
13 years 7 months ago
Competitive analysis of a dispatch policy for a dynamic multi-period routing problem
We analyze a simple and natural on-line algorithm (dispatch policy) for a dynamic multiperiod uncapacitated routing problem, in which at the beginning of each time period a set of...
Enrico Angelelli, Martin W. P. Savelsbergh, Maria ...
SODA
2003
ACM
115views Algorithms» more  SODA 2003»
13 years 9 months ago
Random walks on the vertices of transportation polytopes with constant number of sources
We consider the problem of uniformly sampling a vertex of a transportation polytope with m sources and n destinations, where m is a constant. We analyse a natural random walk on t...
Mary Cryan, Martin E. Dyer, Haiko Müller, Lee...
IPMI
2003
Springer
14 years 8 months ago
Learning Object Correspondences with the Observed Transport Shape Measure
Abstract. We propose a learning method which introduces explicit knowledge to the object correspondence problem. Our approach uses an a priori learning set to compute a dense corre...
Alain Pitiot, Hervé Delingette, Arthur W. T...