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International Journal of Engineering، جلد ۲۶، شماره ۹، صفحات ۹۹۷-۱۰۰۶

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عنوان انگلیسی Designing Incomplete Hub Location-routing Network in Urban Transportation Problem
چکیده انگلیسی مقاله In this paper, a comprehensive model for hub location-routing problem is proposed which no network structure other than connectivity is imposed on backbone (i.e. network between hub nodes) and tributary networks (i.e. networks which connect non-hub nodes to hub nodes). This model is applied in public transportation, telecommunication and banking networks. In this model locating and routing is considered simultaneously and it has a multiple allocation strategy to allocate non-hub nodes to hub nodes. In addition, non-hub nodes can connect directly to each other. The objective of the proposed model is minimizing costs of establishing network and transferring flows. To expedite solving the proposed model and improve the lower bound, which gain from linear relaxation, a number of preprocessing tests and valid inequalities are presented which have relatively good performance in the proposed model. Their performance is analyzed by implementing them on the test problems. Results show that using all preprocessing tests and valid inequalities is the best approach to solve the problem among all proposed approaches in this paper.
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نویسندگان مقاله Sina Rastani |
Industral Engineering, K. N. Toosi University of Technology

Hossein Karimi |
Industrial Engineering, University of Bojnord

Mostafa Setak |
, K. N. Toosi University of Technology


نشانی اینترنتی http://www.ije.ir/article_72172_261a73c3c286fc800cd6b19139939ecd.pdf
فایل مقاله اشکال در دسترسی به فایل - ./files/site1/rds_journals/409/article-409-2062860.pdf
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زبان مقاله منتشر شده en
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