نتایج جستجو برای: decision making unit dmu

تعداد نتایج: 910971  

Journal: :مدیریت صنعتی 0
سیدعلی رخشان کارشناس‎ارشد ریاضی کاربردی، دانشکدۀ ریاضی، دانشگاه علم و صنعت ایران، تهران، ایران محمدرضا علیرضایی دانشیار گروه ریاضی کاربردی، دانشگاه علم و صنعت ایران، تهران، ایران

data envelopment analysis (dea) is one of the scientific method that computes the efficiency by using a powerful mathematics basic. data envelopment analysis is a non-parametric technique to evaluate the efficiency of a set of decision making units (dmu) with multi inputs and outputs . since dea’s models classifies decision making units into two categories of efficient and inefficient, so most ...

2007
LAVOSLAV ČAKLOVIĆ TIHOMIR HUNJAK

The fundamental weakness of a Data Envelopment Analysis (DEA) is its weak discrimination in cases when small number of Decision Making Units (DMU) have been compared. Therefore in such cases the basic DEA model is used in combination with other methods or additional constraints are added to the model. In this paper, the Cross-efficiency method has been combined with the Potential Method (PM).

Journal: :ژورنال بین المللی پژوهش عملیاتی 0
a. jafari shaerlar h. azizi r. jahed

data envelopment analysis (dea) is a method to measure relative efficiency of a set of decision-making units (dmus) which uses multiple inputs and produces multiple outputs. in the conventional dea, crisp inputs and outputs are fundamentally necessary. but the observed values of inputs and outputs in real-world problems are sometimes imprecise. thus, performance measurement often needs to be do...

Journal: :international journal of data envelopment analysis 0
f. roozbeh r. eslami m. ahadzadeh namin

in this paper, it is assumed that the “decision making units“( ) are consist of positive and negative input and output. firstly, the optimistic and pessimistic models have been suggested by using negative data and then units with most productive scale size are measured in optimistic and pessimistic models. these productive values are compared with double frontiers and hurwicz’s criterion to obt...

Journal: :JIP (Jurnal Informatika Polinema) 2022

Evaluasi kinerja program studi merupakan kegiatan yang perlu dilakukan untuk terus meningkatkan kualitas pendidikan ada di dalamnya. Penelitian ini bertujuan mengevaluasi Fakultas Teknik Universitas Bhayangkara Surabaya dengan menggunakan metode Data Envelopment Analysis (DEA). DEA pendekatan non parametrik berbasis linear programming efisiensi dari suatu unit kerja atau Decision Making Unit (D...

Journal: :Expert Syst. Appl. 2015
Vipul Jain Amit Kumar Sameer Kumar Charu Chandra

The basic DEA model experiences the weights flexibility problem which is resolved by the method of weight restrictions. The current research incorporating Decision Makers’ (DMs) preferences into weight restrictions is subject to serious limitations such as lacking a framework for dual role factors and not incorporating organizational hierarchy in decision-making. The proposed Genetic Algorithm ...

Journal: :ITOR 2013
Silvio Figueiredo Gomes Júnior João Carlos Correia Baptista Soares de Mello Lidia Angulo Meza

Classic data envelopment analysis (DEA) models determine the efficiency of productive units, called decision making units (DMUs). DEA uses as its methodology the equiproportional reduction of inputs or increase of outputs and the finding of a single target for each DMU. This target does not incorporate the preference of the decision maker. Later works propose obtaining alternative targets based...

M. Barkhordariahmadi‎, T. Rezaeitaziani‎

‎In this paper, we present a two-stage model for ranking of decision making units (DMUs) using interval analytic hierarchy process (AHP). Since the efficiency score of unity is assigned to the efficient units, we evaluate the efficiency of each DMU by basic DEA models and calculate the weights of the criteria using proposed model. In the first stage, the proposed model evaluates decision making...

Journal: :Expert Syst. Appl. 2011
Ying-Ming Wang Kwai-Sang Chin Ying Luo

Cross-efficiency evaluation is an effective approach to ranking decision making units (DMUs) that utilize multiple inputs to produce multiple outputs. Its models can usually be developed in a way that is either aggressive or benevolent to other DMUs, depending upon the decision maker (DM)’s subjective preference to the two extreme cases. This paper proposes several new data envelopment analysis...

Journal: :Management Science 2011
Ahti Salo Antti Punkka

We develop comparative results for ratio-based efficiency analysis (REA), based on the decision making units’ (DMUs’) relative efficiencies over sets of feasible weights that characterize preferences for input and output variables. Specifically, we determine (i) ranking intervals which indicate the best and worst efficiency rankings that a DMU can attain relative to other DMUs, (ii) dominance r...

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