نتایج جستجو برای: routing algorithm

تعداد نتایج: 789543  

Journal: :international journal of transportation engineering 0
alireza eydi university of kurdistan susan panahi tarbiat modares university isa nakhai university of kurdistan

guiding vehicles to their destination under dynamic traffic conditions is an important topic in the field of intelligent transportation systems (its). nowadays, many complex systems can be controlled by using multi agent systems. adaptation with the current condition is an important feature of the agents. in this research, formulation of dynamic guidance for vehicles has been investigated based...

Journal: :journal of advances in computer research 0
meisam kamarei university of applied science & technology, tehran, iran ghasem kamarei sina bank, tehran, iran zohreh shahsavari university of applied science & technology, tehran, iran

this paper proposes an efficient network architecture to improve energy consumption in wireless sensor networks (wsn). the proposed architecture uses a mobile data collector to a partitioned network. the mobile data collector moves to center of each logical partition after each decision period. the mobile data collector must declare its new location by packet broadcasting to all sensor nodes. h...

The routing cost of a spanning tree in a weighted and connected graph is defined as the total length of paths between all pairs of vertices. The objective of the minimum routing cost spanning tree problem is to find a spanning tree such that its routing cost is minimum. This is an NP-Hard problem that we present a GRASP with path-relinking metaheuristic algorithm for it. GRASP is a multi-start ...

Considering the great significant role that routing protocols play in transfer rate and choosing the optimum path for exchange of data packages, and further in the amount of consumed energy in the routing protocol, the present study has focused on developing an efficient compound energy algorithm based on cluster structure which is called active node with cluster structure. The purpose of this ...

M. Ahmadi S. M. Jameii

Recently, underwater Wireless Sensor Networks (UWSNs) attracted the interest of many researchers and the past three decades have held the rapid progress of underwater acoustic communication. One of the major problems in UWSNs is how to transfer data from the mobile node to the base stations and choosing the optimized route for data transmission. Secure routing in UWSNs is necessary for packet d...

Journal: :international journal of smart electrical engineering 2013
seyed hassan mosakazemi mohammadi reza sabbaghi-nadooshan

routing in ad-hoc networks, specifically intelligent-based ones, is a highly interested research topic in recent years. most of them are simulation-based study. large percentages have not even mentioned some of the fundamental parameters. this strictly reduces their validity and reliability. on the other hand, there is not a comprehensive framework to classify routing algorithms in wireless sen...

Routing in ad-hoc networks, specifically intelligent-based ones, is a highly interested research topic in recent years. Most of them are simulation-based study. Large percentages have not even mentioned some of the fundamental parameters. This strictly reduces their validity and reliability. On the other hand, there is not a comprehensive framework to classify routing algorithms in wireless sen...

Journal: :آب و خاک 0
مهدی محمدی قلعه نی امید بزرگ حداد کیومرث ابراهیمی

abstract the muskingum method is frequently used to route floods in hydrology. however, application of the model is still difficult because of the parameter estimation’s. recently, some of heuristic methods have been used in order to estimate the nonlinear muskingum model. this paper presents a efficient heuristic algorithm, simulated annealing, which has been used to estimate the three paramet...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور 1389

چکیده ندارد.

A. Tahershamsi , R. Sheikholeslami,

In engineering, flood routing is an important technique necessary for the solution of a floodcontrol problem and for the satisfactory operation of a flood-prediction service. A simple conceptual model like the Muskingum model is very effective for the flood routing process. One challenge in application of the Muskingum model is that its parameters cannot be measured physically. In this article ...

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