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Published **2003**
by Storming Media .

Written in English

- MAT029000

The Physical Object | |
---|---|

Format | Spiral-bound |

ID Numbers | |

Open Library | OL11845011M |

ISBN 10 | 1423504836 |

ISBN 10 | 9781423504832 |

Stochastic Shortest Path Problems 1In this chapter, we study a stochastic version of the shortest path problem of chapter 2, where only probabilities of transitions along diﬀerent arcs can be controlled, and the objective is to minimize the expected length of the path. We discuss Bellman’s equation, value and policy iteration, for the case of a. A dynamic shortest path problem with time-dependent stochastic disruptions is introduced. • A hybrid approximate dynamic programming with clusters is described. • A test bed of networks with various characteristics is generated. • The algorithm is highly effective in solving instances of up to by: 8. Air Force Institute of Technology AFIT Scholar Theses and Dissertations Student Graduate Works Shortest Path Problems in a Stochastic and Dynamic Environment Jae Il Cho Fol. We consider a stochastic version of the classical shortest path problem whereby for each node of a graph, we must choose a probability distribution over the set of successor nodes so as to reach a certain destination node with minimum expected cost. The costs of transition between successive nodes can be positive as well as negative.

The shortest path problem is considered to be one of the classical and most important combinatorial optimization problems. Given a directed graph and a length α ij for each arc (i, j), the problem is to find a path of minimum length that leads from any node i to a node t, called the destination , for each node i, we need to optimally identify a successor node u(i) so as to reach the. negative dynamic programming models [4], [13]). On the other hand, the existing theory of the (deterministic) shortest path problem allows arc lengths that can be negative as well as positive. As a result, an analysis of the stochastic shortest path problem that generalizes the known results of its. Cite this entry as: Androulakis I.P. () Dynamic Programming: Stochastic Shortest Path Problems. In: Floudas C., Pardalos P. (eds) Encyclopedia of Optimization. Abstract: The shortest path problem on stochastic graphs is addressed. A stochastic optimal control problem is stated, for which dynamic programming can be used. The complexity of the problem leads us to look for a suboptimal solution making use of neural networks to approximate the cost-to-go function.

Dynamic shortest path in stochastic dynamic networks: Ship routing problem X Get rights and content. Abstract. In this paper, we apply the stochastic dynamic programming to find the dynamic shortest path from the source node to the sink node in stochastic dynamic networks, in which the arc lengths are independent random variables with. as an online shortest path routing problem in the literature [2]–[6], and is a particular instance of a combinatorial Multi-Armed Bandit (combinatorial MAB) problem as introduced in [7]. In this paper, we study the stochastic version of this problem. More precisely, we consider a network, in which the. Many examples are sprinkled through the book, illustrating the unifying power of the theory and applying it to specific types of problems, such as discounted, stochastic shortest path, semi-Markov, minimax, sequential games, multiplicative, and risk-sensitive models. The research problem considered in this dissertation, in its most broad setting, is a stochastic shortest path problem in the presence of a dynamic learning capability (SDL). Speciﬁcally, a spatial arrangement of possible-obstacles needs to be traversed as swiftly as possible, and the status of the obstacles may be disambiguated (at a cost.

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