During the last months I have been working on a project concerning the bicriterion multi modal assignment problem which is an extension the assignment problem where more than one arc may exists for each person and job. A working paper with theoretic and experimental results are expected to be published soon.
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The research paper “Warm-starting lower bound set computations for branch-and-bound algorithms for multi objective integer linear programs” have been published in European […]
From August 14-28, 2006 Daniele Pretolani, University of Modena and Reggio Emilia, Italy visited me and Kim Allan Andersen. We did some […]
The paper “Finding the K shortest hyperpaths” has been published in Computers and Operations Research (see under publications).
I have written a small note about mapping a multidimensional index into a unique id. An unique id might be useful e.g. […]