International Journal of Data Envelopment Analysis
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Fair distribution of weights for ranking decision making units using cross-efficiency method in DEA
(Tehran, Islamic Azad university. Science and Research Unit of Tehran, 2023-07-01)Cross-efficiency is a frequently used method for ranking decision-making units in Data Envelopment Analysis (DEA). A fundamental weakness of this method which has been quite problematic is the presence of multiple optimal ...
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Data Envelopment Analysis-Discriminant Analysis by imprecise data for more than two groups: apply to the pharmaceutical stock companies
(Tehran, Islamic Azad university. Science and Research Unit of Tehran, 2023-07-01)One of the interesting subjects that amuse the mind of researchers is surmising the correct classification of a new sample by using available data. Data Envelopment Analysis (DEA) and Discriminant Analysis (DA) can classify ...
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Low interest loans in micro businesses and its impact on social entrepreneurship using data envelopment analysis
(Tehran, Islamic Azad university. Science and Research Unit of Tehran, 2023-07-01)Evaluating the efficiency of low-fee loans in small businesses and comparing them with each other can be a support for strategic planning. Banks and escape from economic inflation. One of the methods of measuring efficiency ...
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Super efficiency SBM-DEA method and neural network for the efficiency evaluation in the case of data uncertainty
(Tehran, Islamic Azad university. Science and Research Unit of Tehran, 2023-05-01)The classic models for the performance assessment in Data Envelopment Analysis (DEA) may have some inherent issues. For example, they can be affected by the statistical noise in data. Furthermore, if the decision maker ...
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Finding Closest Target in Network DEA
(Tehran, Islamic Azad university. Science and Research Unit of Tehran, 2023-05-01)As an important concept in data envelopment analysis (DEA), closest target has wide theoretical and practical applications. By considering the data of closest target and utilizing it appropriately, the decision making unit ...
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Robust optimization for identifying the most efficient decision making unit in data envelopment analysis
(Tehran, Islamic Azad university. Science and Research Unit of Tehran, 2023-05-01)Due to the nonlinear and discrete nature of BCC (Banker, Charnes, and Cooper, [11]) models for determining the most efficient decision-making unit, it is practically impossible to evaluate the models' dual and, consequently, ...
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Efficiency Decomposition in Multi-Stage Network with Inputs and Desirable and Undesirable Outputs in Data Envelopment Analysis
(Tehran, Islamic Azad university. Science and Research Unit of Tehran, 2023-02-01)In the previous research, two models were suggested to evaluate the efficiency of decision-making units comprising two and three-stage network structures with desirable and undesirable intermediate measures and outputs ...
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DEA-TOPSIS with interval data
(Tehran, Islamic Azad university. Science and Research Unit of Tehran, 2022-11-01)Since it plays a significant role in the best choice of industry and science, it is always chosen to find the job that can be more accurate. One of these methods is the TOPSIS method.In this article, after introducing the ...
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Presenting a pricing model for the producers of steel with application of Game theory
(Tehran, Islamic Azad university. Science and Research Unit of Tehran, 2023-02-01)One of the most prevalent issues for managers is pricing. Pricing is one of the variables in the marketing mix and this parameter is directly associated with business income and is a fixable variable in the marketing mix. ...
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Bargaining game model for measuring the performance of two-stage network structures
(Tehran, Islamic Azad university. Science and Research Unit of Tehran, 2023-02-01)Data envelopment analysis (DEA) mainly utilizes envelopment technology to replace production functions in microeconomics. Based on this replacement, DEA is a widely used mathematical programming approach for evaluating the ...
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Predicting the possibility of bankruptcy for the Companies admitted to the Tehran stock exchange by hybrid approach based on Data Envelopment Analysis and essential components analysis
(Tehran, Islamic Azad university. Science and Research Unit of Tehran, 2023-02-01)The task of forecasting corporate bankruptcy has garnered considerable attention from financial researchers. Given the consequences of a company's financial issues on its stakeholders, devising techniques and models to ...
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CO2 Reduction in a Centralized System with a Bounded Adjusted Measure model in DEA
(Tehran, Islamic Azad university. Science and Research Unit of Tehran, 2023-02-01)The high consumption of energy and the production of greenhouse gases have forced the government to impose restrictions on energy consumption and reduce environmental pollutants in industries. In this research, a model ...
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Healthcare expenditure efficiency and its determinants in Iran: a data envelopment analysis and Tobit regression (2000-2019)
(Tehran, Islamic Azad university. Science and Research Unit of Tehran, 2023-02-01)Based on evidence of links between health expenditure and healthcare efficiency, this study aims to measure the performance of the health system in terms of macro-efficiency of healthcare expenditures in Iran over the ...
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DEA-neural network approach to solve binary classification problems
(Tehran, Islamic Azad university. Science and Research Unit of Tehran, 2022-11-01)In this paper, we propose a new hybrid neural network including Data Envelopment Analysis(DEA) and Radial Basis Function Network (RBFN)for binary classification problems. In the supervised learning phase of the neural ...
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Determine of the Malmquist Productivity Index Units in DEA on Fuzzy Inputs and Outputs
(Tehran, Islamic Azad university. Science and Research Unit of Tehran, 2022-11-01)Data Envelopment Analysis (DEA) is an extremely flexible and useful methodology, which provides a relative efficiency score for each decision-making unit.Classic DEA models only evaluate the performance efficiency of units ...
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Machine learning clustering algorithms based on Data Envelopment Analysis in the presence of uncertainty
(Tehran, Islamic Azad university. Science and Research Unit of Tehran, 2022-11-01)This study combines Data Envelopment Analysis (DEA) with machine learning clustering method in datamining for finding the most efficient Decision Making Unit (DMU) and the best clustering algorithm, respectively. The problem ...
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Ranking with fuzzy data using symmetrical weights as a secondary goal
(Tehran, Islamic Azad university. Science and Research Unit of Tehran, 2022-11-01)When we use the CCR model in the input-oriented with fuzzy data for ranking with the help of cross-efficiency, there is a possibility that the model will find a different optimal answer. This means that the ranking is not ...
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Meta cost Malmquist Index with variable relative importance as a function of time in different period and FDH models of DEA
(Tehran, Islamic Azad university. Science and Research Unit of Tehran, 2022-11-01)Meta Cost Malmquist Index explains change of cost productivity of Decision Making Unit (DMUs) in several time periods. The Trade Offs approach is an advanced tool for the improvement of the discrimination of Data Envelopment ...
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Identification of congestion in two-stage data envelopment analysis
(Tehran, Islamic Azad university. Science and Research Unit of Tehran, 2021-07-01)This paper aims at examining congestion in two-stage decision making units. Providing an example, it will be proved that presence or absence of congestion in the whole process of a two-stage decision making unit has nothing ...
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Enterprise Resource Planning Selection based on a Preference Voting and Data Envelopment Analysis
(Tehran, Islamic Azad university. Science and Research Unit of Tehran, 2021-07-01)Today, there are several reasons for the necessity of using an enterprise resource planning system (ERP) more than ever. In the competitive environment of companies, components such as flexibility, quality, management of ...
