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SODA
1992
ACM
252views Algorithms» more  SODA 1992»
13 years 10 months ago
A General Approximation Technique for Constrained Forest Problems
We present a general approximation technique for a large class of graph problems. Our technique mostly applies to problems of covering, at minimum cost, the vertices of a graph wit...
Michel X. Goemans, David P. Williamson
NETCOOP
2007
Springer
14 years 2 months ago
Load Shared Sequential Routing in MPLS Networks: System and User Optimal Solutions
Recently Gerald Ash has shown through case studies that event dependent routing is attractive in large scale multi-service MPLS networks. In this paper, we consider the application...
Gilles Brunet, Fariba Heidari, Lorne Mason
GECCO
2004
Springer
14 years 2 months ago
Controlled Content Crossover: A New Crossover Scheme and Its Application to Optical Network Component Allocation Problem
In this paper, a new genetic mating scheme called Controlled Content Crossover (CCC) is proposed and applied to solve the optical network component allocation problem. In order to ...
Mohammad Amin Dallaali, Malin Premaratne
EMNLP
2008
13 years 10 months ago
Transliteration as Constrained Optimization
This paper introduces a new method for identifying named-entity (NE) transliterations in bilingual corpora. Recent works have shown the advantage of discriminative approaches to t...
Dan Goldwasser, Dan Roth
CDC
2010
IEEE
126views Control Systems» more  CDC 2010»
13 years 3 months ago
Bifurcation of singular arcs in an optimal control problem for cancer immune system interactions under treatment
A mathematical model for cancer treatment that includes immunological activity is considered as an optimal control problem. In the uncontrolled system there exist both a region of ...
Urszula Ledzewicz, Mohammad Naghnaeian, Heinz Sch&...