TWO MODELS OF THE CAPACITATED VEHICLE ROUTING PROBLEM

Two models of the capacitated vehicle routing problem

The aim of the Capacitated Vehicle Routing Problem (CVRP) is to find a set of minimum total cost routes for a fleet of capacitated vehicles based at a single depot, to serve a set of customers.There exist various here integer linear programming models of the CVRP.One of the main differences lies in the way to eliminate sub-tours, i.e.cycles that do

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The Astrobiology of Alien Worlds: Known and Unknown Forms of Life

Most definitions of life assume that, at a minimum, life is a physical form of matter distinct from its environment at a lower state of entropy than its surroundings, using energy from the environment for internal maintenance and activity, and capable of autonomous reproduction.These assumptions cover all of life as we know it, though more exotic e

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Importance of the Danube in the Development of the European inland transport. Inland and Port Infrastructure Development in Romania

Europe currently has an extensive network of inland waterways components of the Pan European Transport Network.The Danube River with Sulina and Danube-Black here Sea is part of pan European transport corridor VII.European policy in the transport sector, is subject to joint decisions in the Council of the European Union.A current priority is to bala

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Hessian-regularized co-training for social activity recognition.

Co-training is a major multi-view learning paradigm that alternately trains two classifiers on two distinct views and maximizes here the mutual agreement on the two-view unlabeled data.Traditional co-training algorithms usually train a learner on each view separately and then force the learners to be consistent across views.Although many co-trainin

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