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Liana Napalkova

Articles 1 - 8 of 8

Full-Text Articles in Physical Sciences and Mathematics

Hybridisation Of Evolutionary Algorithms For Solving Multi-Objective Simulation Optimisation Problems, Liana Napalkova Oct 2009

Hybridisation Of Evolutionary Algorithms For Solving Multi-Objective Simulation Optimisation Problems, Liana Napalkova

Liana Napalkova

No abstract provided.


Simulation-Based Analysis And Optimisation Of Planning Policies Over The Product Life Cycle Within The Entire Supply Chain, Galina Merkuryeva, Liana Napalkova, Olesya Vecherinska Jun 2009

Simulation-Based Analysis And Optimisation Of Planning Policies Over The Product Life Cycle Within The Entire Supply Chain, Galina Merkuryeva, Liana Napalkova, Olesya Vecherinska

Liana Napalkova

No abstract provided.


Two-Phase Simulation Optimisation Procedure With Applications To Multi-Echelon Cyclic Planning, Galina Merkuryeva, Liana Napalkova Sep 2008

Two-Phase Simulation Optimisation Procedure With Applications To Multi-Echelon Cyclic Planning, Galina Merkuryeva, Liana Napalkova

Liana Napalkova

No abstract provided.


Development Of Multi-Objective Simulation-Based Genetic Algorithm For Supply Chain Cyclic Planning And Optimisation, Galina Merkuryeva, Liana Napalkova May 2008

Development Of Multi-Objective Simulation-Based Genetic Algorithm For Supply Chain Cyclic Planning And Optimisation, Galina Merkuryeva, Liana Napalkova

Liana Napalkova

No abstract provided.


Theoretical Framework Of Multi-Objective Simulation-Based Genetic Algorithm For Supply Chain Cyclic Planning And Optimisation, Liana Napalkova, Galina Merkuryeva Apr 2008

Theoretical Framework Of Multi-Objective Simulation-Based Genetic Algorithm For Supply Chain Cyclic Planning And Optimisation, Liana Napalkova, Galina Merkuryeva

Liana Napalkova

No abstract provided.


Simulation-Based Environment For Multi-Echelon Cyclic Planning And Optimisation, Galina Merkuryeva, Yuri Merkuryev, Liana Napalkova Oct 2007

Simulation-Based Environment For Multi-Echelon Cyclic Planning And Optimisation, Galina Merkuryeva, Yuri Merkuryev, Liana Napalkova

Liana Napalkova

No abstract provided.


Development Of Simulation-Based Environment For Multi-Echelon Cyclic Planning And Optimisation, Galina Merkuryeva, Liana Napalkova Sep 2007

Development Of Simulation-Based Environment For Multi-Echelon Cyclic Planning And Optimisation, Galina Merkuryeva, Liana Napalkova

Liana Napalkova

This paper focuses on the development of simulation-based environment for multi-echelon cyclic planning and optimisation in the product maturity phase. It is based on integration of analytical and simulation techniques. Analytical techniques are used to obtain initial planning decisions under conditions of stochastic demand and lead time, whereas simulation techniques extend these conditions to backlogging and capacity constraints. Simulation is used to analyse and improve cyclical decisions received from the analytical model. The proposed environment includes four components, such as database, process, optimisation and procedural one. Database component defines a supply chain network and its input parameters. Procedural component generates …


Development Of Genetic Algorithm For Solving Scheduling Tasks In Fms With Coloured Petri Nets, Liana Napalkova, Galina Merkuryeva, Miquel Angel Piera Oct 2006

Development Of Genetic Algorithm For Solving Scheduling Tasks In Fms With Coloured Petri Nets, Liana Napalkova, Galina Merkuryeva, Miquel Angel Piera

Liana Napalkova

The paper describes the algorithm, which is developed to solve scheduling tasks in Flexible Manufacturing Systems. The algorithm is a combination of Genetic Algorithm and Coloured Petri Nets. It is proposed to use Coloured Petri Nets to tackle the encoding problem in Genetic Algorithm. The objective is to minimize the total make-span subject to different constraints obtained in Flexible Manufacturing Systems.