Facility location, layout, design, and materials handling
Using a new algorithm to improve the search answer in quadratic assignment problem (QAP)

Hossein Jafari; Abbas Sheykhan

Volume 10, Issue 2 , June 2021, , Pages 165-173

https://doi.org/10.22105/riej.2021.271276.1185

Abstract
  Layout design problem is one of the useful field of study used to increase the efficiency of sources in organizations. In order to achieve an appropriate layout design, it is necessary to define and solve the related nonlinear programming problems. Therefore, using computer in solving the related problems ...  Read More

Facility location, layout, design, and materials handling
Finding optimum facility’s layout by developed simulated annealing algorithm

H. Jafari; M. Ehsanifar; A. Sheykhan

Volume 9, Issue 2 , June 2020, , Pages 172-182

https://doi.org/10.22105/riej.2020.218913.1119

Abstract
  The Quadratic Assignment Problem (QAP) is one of the problems of combinatorial optimization belonging to the NP-hard problems’ class and has a wide application in the placement of facilities. Thus far, many efforts have been made to solve this problem and countless algorithms have been developed ...  Read More