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Journal : Journal of Engineering and Management in Industrial System

INITIAL SOLUTION STRATEGIES FOR SIMULATED ANNEALING IN TWO-ECHELON OPEN LOCATION ROUTING PROBLEMS winarno; Redi, Anak Agung Ngurah Perwira
JEMIS (Journal of Engineering & Management in Industrial System) Vol. 13 No. 2 (2025): In Process
Publisher : Industrial Engineering Department, Faculty of Engineering, Universitas Brawijaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21776/

Abstract

Two-Echelon Open Location Routing Problem (2EOLRP) is a logistics problem model that combines two levels of distribution, namely the main distribution center (depot) and Secondary Distribution Centers (SDCs) which then serve customers. Vehicles available at the depot serve product requests from SDCs, while vehicles available at SDCs serve end customers. This paper presents a comparative analysis of two initial solution construction methods, Random Search (RS) and Nearest Neighbor Search (NNS), combined with a Simulated Annealing (SA) algorithm to solve the 2EOLRP. The quality of the starting solutions plays a key role in enhancing metaheuristic performance, including SA. We evaluate both methods based on their solution quality and computational efficiency. Benchmark datasets adapted from well-known Two-Echelon Location Routing Problem (2ELRP) instances are used for testing. The experimental results demonstrate that NNS generally provides better initial solutions leading to improved final results, while RS offers faster computational times. The findings offer valuable insights into the impact of initialization strategies on the overall performance of SA in two-echelon distribution systems.
Co-Authors A. K. Islami A. M. Fuah A. M. Fuah, A. M. A. Sunyoto Abdus Salam, Abdus Achmad Afandi, Achmad ADI BASHORY, KHARISMA Adiputra, Agung Agastya, Yoga Agusti Mardikaningsih AGUSTIE, TEO Agustin, Eva Inaiyah Ahmad Bashori Ahmad Junaidi Alfandi, Aril Alma, Ahmad Faizin Anak Agung Ngurah Perwira Redi Andrea Salsalova Annida Lathifa Riandy Putri Anthoni Arif P Arifianto, Deny Aril Afandi Ary Artanty Ashari Husen Ashari, Minanti Mayda Audina P Alhabsyi, Gina B. K. Sheehan Berlianisa, Kumala Bramastia C. D. Darmawan Chairul Andrian D. A. Astuti Dandung Wahyu Amrulloh Deddy Chrismianto Deden Ramdani DELLITA, WINDA Demon, Fransiskus Dominikus Destiani, Reza Dian Neli Pratiwi Djono DWI DAMAYANTI, ASTI Dwi Setiawati Radjak E. A. Syahrin Edeh Dike Mariske Eko Agus Srihanto, Eko Agus Elly Lestari Rustiati Endrise Septina Rawanoko Febriansyah, Muhammad Ferdy Rehan Pane H. Nuraini Handoko, Hendri Hari Pamungkas Hendik Murdiyanto Hery Sawiji Hidayah, Ferro Hieronymus Purwanta Hilhamsyah I Made Mariasa I. Nabilah Ika Mariyani Iknasius Lagu Imam Rofiki Indah Kurniawati Isnaini, Illahika Qurotul JULI SAPTA RAHITA, DWI Kartika Chrysti Suryandari Khusnul Ain Lantapi, Adriansyah Wuriadin Lantapi Leo Agung Sutimin Lestari, Septi Wahyu Machmud Al Rasyid, Machmud Maharani, Annisa Lidya Melandhany, Mareta Minanti Mayda Ashari Mintasih Indriayu Mudjia Rahardjo Muhammad Febriansyah Muhammad Hendri Nuryadi, Muhammad Hendri Muhammad Hufron Muhammad Kyodan Khalidzky Muhammad Nazmi Saputra Muhlisin Murdiyanto, Hendik Mushofi, Yuskhil N. C. Hartono Natanael Suranta Natasya Thesalonika Nobuo Funabiki, Nobuo Nursim Okto Risdianto M Pakombong, Vhalentio Pamorti, Ongke Ageng Paulus Rah Adi Pawitra Permatasari, Nindy Permatasari, Perwira Annissa Dyah Pipit Widiatmaka, Pipit Prastyo, Bayu Pratiwi, Dian Neli Prihantoro, Eko Priyambodo Pujiyanto Purnama Adi, Fadhil R Yogi Nugraha Raden Mohamad Herdian Bhakti Rahma, Zuyyina Rahman, Safri Ramadhani, Nadia Nur Ramli Rawanoko, Endrise Septine Reno Ismanto Rohman, Muchammad Nurur Salatnaya, H. Salsalova, Andrea Sandra, Shifa Septi Wahyu Lestari Septilia Regita Cahyani Shifa Sandra Siswanto Soegianto Soelistiono Sudari Sudarsono Sugeng Sholehuddin Suhada Suhada, Suhada Suhariningsih Sulaeman Suparman Suprobo, Yok Suryani Dyah Astuti Susilo, Yunus Sutimin , Leo Agung Sutimin, Leo Agung Syahrizal Syahrom, Ardiyansyah Syaiful Alam SYAIFUL RAMADHAN, AHMAD Syarifullah Bundang Syuhadah, Nurul Aisyah T. Suryati Tarsidi, Deni Zein Thesalonika, Natasya tifani Tri Murwaningsih Triuli Novianti Triuli Novianti, Triuli Triyanto V. A. Mendrofa VALDIANSYAH, RAKA WAHYU PRASETYO, YOGA Wahyudi, Edi Wati, Evita Ratna Widodo, W. D. Widya Noventari, Widya Wildan Fatchan Maulidin Y. C. Endrawati Yaqubi, Ahmad Khalil Yoga Duta Bartila Yonatan Yuliana Andriyani Yulianto, Fazri Yunardi, Riky Tri Yunita Maysyaroh Yuskhil Mushofi Zain, Nuril Jannah