نتایج جستجو برای: کاراترین dmu

تعداد نتایج: 1011  

2003
Qingkai Ma Wei Hao Wei Li Manghui Tu I-Ling Yen

Many agent-based systems have been developed over the past decade; however, the security issues are usually not addressed adequately. In order to make the mobile agent paradigm more useful and acceptable for Web and Internet applications, the security considerations should go beyond the protection of basic agent execution environments. In this paper, we present the design of a robust Java-based...

2015
Joseph Paradi D’Andre Wilson Xiaopeng Yang

of Workshop 2015 -Advances in DEA Theory and Applications with Extensions to Forecasting Models Date December 1 st -2 nd , 2015 Venue: Conference Room 4A, National Graduate Institute for Policy Studies (GRIPS) Workshop Organizer: Prof. Kaoru Tone, GRIPS December 1 st , 13:25-17:00 13:25-13:30 Opening Remarks: Prof. Kaoru Tone (GRIPS, Japan) 13:30-15:00 Session 1. Chair: Prof. Joseph Paradi (Uni...

2011
Feng-Feng Kong Jian-Bo Wang Qin-Hua Song

The regioselectivity and the photochemical efficiency were investigated in the Paternò-Büchi reaction of 1,3-dimethylthymine (DMT) and 1,3-dimethyluracil (DMU) with benzophenone (1b) and some 4,4'-disubstituted derivatives (dimethoxy (1a), difluoro (1c), dichloro (1d), dibromo (1e) and dicyano benzophenone (1f)) that gives rise to two regioisomeric oxetanes, 2 and 3. The regioselectivity (the r...

2015
F. seyed Esmaeili et

Data Envelopment Analysis (DEA) is a mathematical programming-based approach for evaluates the relative efficiency of a set of DMUs (Decision Making Units). The relative efficiency of a DMU is the result of comparing the inputs and outputs of the DMU and those of other DMUs in the PPS (Production Possibility Set). Also, in Data Envelopment Analysis various models have been developed in order to...

2014
Madjid Tavana Kaveh Khalili-Damghani

Data Envelopment Analysis (DEA) is a widely used mathematical programming approach for evaluating the relative efficiency of Decision Making Units (DMUs). Conventional DEA methods treat DMUs as ‘‘black boxes’’, focusing entirely on their relative efficiencies. We propose an efficient two-stage fuzzy DEA model to calculate the efficiency scores for a DMU and its sub-DMUs. We use the Stackelberg ...

Journal: :Annals OR 2003
Yao Chen Joe Zhu

In performance evaluation, it is important to identify both the efficient frontier and the critical measures. Data envelopment analysis (DEA) has been proven an effective tool for estimating the efficient frontiers, and the optimized DEA weights may be used to identify the critical measures. However, due to multiple DEA optimal weights, a unique set of critical measures may not be obtained for ...

Journal: :IJORIS 2013
Yannis G. Smirlis Dimitris K. Despotis

Data envelopment analysis (DEA) is the leading technique for assessing the efficiency of decision making units (DMU) in the presence of multiple inputs and outputs. The two milestone DEA models, namely the CCR (Charnes et al., 1978) and the BCC (Banker et al., 1984) models have become standards in the literature of performance measurement. Recent applications of DEA include, among others, those...

مدل تحلیل پوششی داده­های سنتی به واحد تصمیم گیرنده (DMU) اجازه می­دهد، مطلوب­ترین وزن ها را برای ارزیابی مقدار کارایی استفاده کند. این نوع ارزیابی با بیشترین انعطاف پذیری ممکن است از رتبه بندی کامل DMU ها جلوگیری کند و نتایج ارزیابی برای DMU ها غیر قابل قبول باشد. برای حل این مشکل در تحلیل پوششی داده ها یک روش وزن مشترک بر پایه مفهوم از درجه رضایت  DMU ها  معرفی گردیده است. همچنین برای حل مدل و...

2004
C. T. ARAVINDAKUMAR

Pulse radiolysis technique has been used to investigate the reaction of oxide radical ion (O.¡) with 4,6-dihydroxy-2-methyl pyrimidine (DHMP), 2,4-dimethyl-6-hydroxy pyrimidine (DMHP), 5,6-dimethyl uracil (DMU) and 6-methyl uracil (MU) in strongly alkaline medium. The second-order rate constants for the reaction of O.¡ with these compounds are in the range 2–5£ 108 dm3mol¡1 s¡1. The transient a...

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