Yazar "Tozan, Hakan" için listeleme
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Measuring health systems resilience: A comparative study of Turkey's health system during COVID-19 Pandemic
Erol Yeşilsırt, Özgür; Tozan, Hakan; Çakır, Kübra; Doǧan, İdil; Bacacı, Firdevs Dilara (Institute of Electrical and Electronics Engineers Inc., 2022)The recent outbreak of the COVID-19 pandemic has drawn significant attention to the topic of health-system resilience. Many countries have taken certain measures to deal with the negative outcomes of the pandemic and to ... -
A multi-criteria assessment of the p-median, maximal coverage and p-center location models
Karataş, Mümtaz; Razi, Nasuh; Tozan, Hakan (Strojarski Facultet, 2017)Location problems consider locating facilities with the objective of finding their best locations. In most real world problems, it is common that a demand node is required to be covered with multiple facilities in order ... -
A multi-criteria decision-making approach for greenovative supplier selection
Çaloğlu Büyükselçuk, Elif; Tozan, Hakan; Vayvay, Özalp (University of Cincinnati, 2022)In today's rapidly changing business environment, green and innovative (greenovative) activities have become indispensable elements of sustainable supply network management. Realization of this fact obliges firms to consider ... -
Natural language processing analysis of comments about education on twitter during the COVID-19
Polatlı, Lütviye Özge (İstanbul Medipol Üniversitesi, Fen Bilimleri Enstitüsü, 2022)The emergence of COVID-19 has caused people to be unable to live their daily activities, travel, work and social interactions. Like many other sectors, students, and educators around the world face serious problems in the ... -
A new decision model approach for health technology assessment and a case study for dialysis alternatives in Turkey
Öztürk, Necla; Tozan, Hakan; Vayvay, Özalp (MDPI, 2020)Background: This paper presents a generic Multi-Criteria Decision Analysis (MCDA) model for Health Technology Assessment (HTA) decision-making, which can be applied to a wide range of HTA studies, regardless of the healthcare ... -
A novel fuzzy framework for technology selection of sustainable wastewater treatment plants based on TODIM methodology in developing urban areas
Eseoğlu, Güneş; Yapsaklı, Kozet; Tozan, Hakan; Vayvay, Özalp (Nature Research, 2022)Optimal technology selection of wastewater treatment plants (WWTPs) necessitates the adoption of data-driven scientific approaches that satisfy the sustainability requirements of the urban ecosystem. Such approaches should ... -
Online routing and searching on graphs with blocked edges
Shiri, Davood; Tozan, Hakan (Springer, 2022)We study routing and searching decisions of a search-and-detection (SDT) team on a road network under online uncertainty setting. Given an undirected edge-weighted bounded graph, a static target is positioned at an unknown ... -
A polyurethane/carbon black composite absorber for low frequency waves
Yağımlı, Mustafa; Tozan, Hakan; Esen, H. Ergin; Arca, Emin (Springer-Verlag Berlin, 2019)This study proposes a Polyurethane/Carbon Black composite coating that has the ability of absorbing low frequency waves. The characteristics of coating including contact angle measurements are provided and for performance ... -
Potential criteria for frameworks to support the evaluation of innovative medicines in upper middle-income countries-A systematic literature review on value frameworks and multi-criteria decision analyses
Jakab, Ivett; Nemeth, Bertalan; Elezbawy, Baher; Karadayı, Melis Almula; Tozan, Hakan; Aydın, Sabahattin; Shen, Jie; Kalo, Zoltan (Frontiers Media SA, 2020)Background Multicriteria Decision Analysis (MCDA), a formal decision support framework, has been growing in popularity recently in the field of health care. MCDA can support pricing and reimbursement decisions on the macro ... -
Prioritization of medical errors in patient safety management: Framework using interval-valued intuitionistic fuzzy sets
Kalender, Zeynep Tuğçe; Tozan, Hakan; Vayvay, Özalp (MDPI, 2020)Medical errors negatively affect patients, healthcare professionals, and healthcare establishments. Therefore, all healthcare service members should be attentive to medical errors. Research has revealed that most medical ... -
Public perception towards children's COVID-19 vaccination with natural language processing
Delice, Elif (İstanbul Medipol Üniversitesi, Fen Bilimleri Enstitüsü, 2022)At the end of 2019, Coronavirus disease manifested itself in Wuhan, China, turned into an epidemic, became a global problem, and caused many deaths. As a result of the strategies developed with the spread of the epidemic, ... -
Reducing demand signal variability via a quantitative fuzzy grey regression approach
Tozan, Hakan; Karataş, Mümtaz; Vayvay, Özalp (Strojarski Facultet, 2018)The total system performance of dynamic and complex supply chain networks depends mainly on accurate demand signal estimation as incorporated with an appropriate decision-making process. Due to the field of activity and ... -
Sağlık teknolojisi değerlendirmede çok kriterli karar verme yaklaşımları üzerine bir derleme çalışması
Almula Karadayı, Melis; Yılmaz, Beyza Özlem; Erol, Bilgehan Eren; Tozan, Hakan (Düzce Üniversitesi, 2020)Sağlık sektöründe yer alan ilaçlar, tıbbi tedavi prosedürleri, tıbbı cihazlar, cerrahi teknikler ve sağlık sistemleri Sağlık Teknolojisi Değerlendirme (STD) kapsamında değerlendirilmektedir. Bu tip sağlık teknolojilerinin ... -
Sağlıkta güncel simülasyon yaklaşımları: Bir derleme çalışması
Karadayı, Melis Almula; Gökmen, Yakup Görkem; Kasap, Lamia Gülnur; Tozan, Hakan (Marmara Üniversitesi, 2019)Son on yılda, sağlık hizmeti maliyetlerindeki çarpıcı artış, araştırmacıları ve sağlık politikacılarını maliyetleri düşürmek için yeni yollar bulmaya zorlamıştır. Simülasyon, sağlık hizmetlerinde verimliliği artırmak ve ... -
A surface free energy-based characterization of PEG-PLA coating
Yılmaz, Beyza Özlem (İstanbul Medipol Üniversitesi Fen Bilimleri Enstitüsü, 2021)The field of health has a dynamic structure in terms of its basic structure and therefore needs constant change and development. In addition, limited resources in the field of health and increasing health expenditures ... -
Technology forecasting in the mobile telecommunication industry: A case study towards the 5g era
Kalem, Gökhan; Vayvay, Özalp; Sennaroğlu, Bahar; Tozan, Hakan (Taylor & Francis Ltd, 2021)The evolution of 3G and Long Term Evolution (LTE) has brought a remarkable advantage to mobility-based digital solutions by providing ubiquitous Internet services to a plethora of users with various needs. Nowadays, the ... -
Türkiye medikal turizmi üzerine bir tahmin çalışması
Şen, Duygu (İstanbul Medipol Üniversitesi Fen Bilimleri Enstitüsü, 2020)Sağlık Turizmi, Dünya'nın ve Türkiye'nin son yıllarda dikkatleri üzerine çeken turizm türlerindendir. Bu kadar dikkat çekmesinin elbette ki belli sebepleri bulunmaktadır. Bu sebeplerin en başında ülkelerin ekonomilerine ...