نتایج جستجو برای: simulated annealing

تعداد نتایج: 146520  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علم و صنعت ایران 1378

پس از پدید آمدن شبکه های بهم پیوسته و بخصوص شبکه های منطقه ای، نوع جدیدی از پایداری مورد توجه قرار گرفت که به دینامیک سیستم و فرکانس های طبیعی آن مربوط می شود و پایداری دینامیکی نام دارد. پدیده های تشدید زیر سنکرون و نوسانات فرکانس پایین از مظاهر این نوع پایداری هستند که در این پایان نامه نوسانات فرکانس پایین حاصل از مودهای الکترومکانیکی ضعیف سیستم مورد بررسی قرار گرفته است . ابتدا بحثی کلی روی...

Journal: :Advances in Engineering Software 2012
F. Musharavati A. S. M. Hamouda

Capabilities of enhanced simulated-annealing-based algorithms in solving process planning problems in reconfigurable manufacturing are investigated. The algorithms are enhanced by combining variants of the simulated annealing technique with other algorithm concepts such as (i) knowledge exploitation and (ii) parallelism. Four configurations of simulated annealing algorithms are devised and enga...

2000
Dongkyung Nam Cheol Hoon Park

As multiobjective optimization problems have many solutions, evolutionary algorithms have been widely used for complex multiobjective problems instead of simulated annealing. However, simulated annealing also has favorable characteristics in the multimodal search. We developed several simulated annealing schemes for the multiobjective optimization based on this fact. Simulated annealing and evo...

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...

Journal: :journal of optimization in industrial engineering 2014
reza kia nikbakhsh javadian reza tavakkoli-moghaddam

in this paper, a mixed-integer linearized programming (minlp) model is presented to design a group layout (gl) of a cellular manufacturing system (cms) in a dynamic environment with considering production planning (pp) decisions. this model incorporates with an extensive coverage of important manufacturing features used in the design of cmss. there are also some features that make the presented...

Journal: :journal of industrial engineering, international 2006
parviz fattahi mohammad saidi mehrabad mir b. aryanezhad

scheduling for job shop is very important in both fields of production management and combinatorial op-timization. however, it is quite difficult to achieve an optimal solution to this problem with traditional opti-mization approaches owing to the high computational complexity. the combination of several optimization criteria induces additional complexity and new problems. in this paper, we pro...

Journal: :computational methods in civil engineering 2013
h. poorzahedy d. m. shirazi

this study is devoted to the formulation of the network design problem of one-way streets and the application of simulated annealing (sa) algorithm to solve this problem for a large real network. it discusses some points of views on one-way street networks, the objective function used for design, the way in which design constraints may be considered, and the traffic problems concerning one-way ...

2010
Todd W. Neller Christopher J. La Pilla

The choice of a good annealing schedule is necessary for good performance of simulated annealing for combinatorial optimization problems. In this paper, we pose the simulated annealing task decision-theoretically for the first time, allowing the user to explicitly define utilities of time and solution quality. We then demonstrate the application of reinforcement learning techniques towards appr...

2008
R. D. Somma

We develop a quantum algorithm to solve combinatorial optimization problems through quantum simulation of a classical annealing process. Our algorithm combines techniques from quantum walks, quantum phase estimation, and quantum Zeno effect. It can be viewed as a quantum analogue of the discrete-time Markov chain Monte Carlo implementation of classical simulated annealing. Our implementation re...

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