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Irem Ozkarahan
Researcher at Dokuz Eylül University
Publications - 37
Citations - 2389
Irem Ozkarahan is an academic researcher from Dokuz Eylül University. The author has contributed to research in topics: Nurse scheduling problem & Supply chain. The author has an hindex of 20, co-authored 37 publications receiving 2205 citations. Previous affiliations of Irem Ozkarahan include Troy University at Montgomery & Pennsylvania State University.
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Supplier evaluation and management system for strategic sourcing based on a new multicriteria sorting procedure
Ceyhun Araz,Irem Ozkarahan +1 more
TL;DR: In this paper, a supplier evaluation and management methodology for strategic sourcing is described, in which suppliers are assessed considering supplier's co-design capabilities and categorized based on overall performances, potential reasons for differences in performance of supplier groups are identified, and performances of the suppliers are improved by applying supplier development programs.
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A supply chain distribution network design model: An interactive fuzzy goal programming-based solution approach
Hasan Selim,Irem Ozkarahan +1 more
TL;DR: In this paper, a supply chain distribution network design model is developed to select the optimum numbers, locations and capacity levels of plants and warehouses to deliver products to retailers at the least cost while satisfying desired service level to retailers.
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Collaborative production–distribution planning in supply chain: A fuzzy goal programming approach
TL;DR: Computational results support the assertion that fuzzy goal programming approaches can effectively be used in handling the collaborative production-distribution planning problems in different supply chain structures.
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An integrated multicriteria decision-making methodology for outsourcing management
TL;DR: The results indicated that scientific methodology for outsourcer management system is very beneficial for the company.
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A fuzzy multi-objective covering-based vehicle location model for emergency services
TL;DR: A multi-objective maximal covering-based emergency vehicle location model is proposed that addresses the issue of determining the best base locations for a limited number of vehicles so that the service level objectives are optimized.