نتایج جستجو برای: تحلیل پنجره ای dea

تعداد نتایج: 393931  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه یزد - دانشکده مهندسی 1393

با توجه به رقابتی شدن دنیای امروزی، بانک ها نیز شامل این مقوله شده و با در نظر گرفتن این موضوع، مبحث کارایی و درنتیجه اندازه گیری کارایی اجتناب ناپذیر است. در این تحقیق ارزیابی کارایی 19 بانک ایرانی طی دوره¬ی 5 ساله 1390-1386 با استفاده از تحلیل پوششی پنجره¬ای محاسبه شده است. برای این منظور، از مدل¬های bcc و sbm در دو ماهیت ورودی و خروجی و تحت بازده به مقیاس متغیر جهت محاسبه اندازه¬های کارایی ا...

2017
Anyela Andrea Medina Valentin Alessandra Gavazza George Lubas

The study aim was to establish the prevalence of DEA 1, the most immunogenic and clinically important blood group in canine blood transfusion, in 7,414 dogs from Italy. The potential sensitization risk following a first transfusion and the acute reaction risk following a second transfusion given without a cross-matching and blood typing test were also calculated. Dogs tested were purebred (4,79...

Journal: :Journal of occupational health 2012
Akito Takeuchi Takashi Kitade Akira Jukurogi Warren Hendricks Yuichiro Kaifuku Kenji Shibayama Shuichiro Natsumeda Hirokazu Ota Shu Yamada Kimiaki Sumino Akira Namera Seiichiro Kanno

OBJECTIVES The purpose of this research was to develop a simultaneous determination method for monoethanol-amine (MEA) and diethanolamine (DEA) in workplace air for risk assessment. METHODS The characteristics of the proposed method, such as recovery, quantitation limit, reproducibility and storage stability of the samples, were examined. RESULTS An air sampling cassette containing two sulf...

Journal: :Drug metabolism and pharmacokinetics 2007
Emi Kimoto Satoru Seki Shirou Itagaki Maya Matsuura Masaki Kobayashi Takeshi Hirano Yoshikazu Goto Koji Tadano Ken Iseki

Amiodarone (AMD) is a benzofurane derivative with class III antiarrhythmic activity that is effective in controlling intractable cardiac arrhythmias. One of the most common and serious drug interactions in clinical practice is the interaction between digoxin and an antiarrhythmic agent. It has been reported that AMD and N-monodesethylamiodarone (DEA), the active metabolite of AMD, inhibit the P...

2015
Ian Vázquez-Rowe Diego Iribarren

Life-cycle (LC) approaches play a significant role in energy policy making to determine the environmental impacts associated with the choice of energy source. Data envelopment analysis (DEA) can be combined with LC approaches to provide quantitative benchmarks that orientate the performance of energy systems towards environmental sustainability, with different implications depending on the sele...

Journal: : 2022

سابقه و هدف: آب هوای یک منطقه در دوره بلندمدت را اقلیم گویند. شناسایی طبقه‌بندی اقلیمی از دیرباز مورد توجه متخصصان هواشناسی بوده است. محققان با به کارگیری روش ­های مختلف استفاده متغیرهای همچون بارش دما، زمین مناطق همگن طبقه ­بندی کرده‌اند نتایج پهنه‌بندی ارزیابی کمبود منابع مقیاس­ های کوچک بزرگ منظور پیش‌بینی اقدامات عملی برای کنترل خشکی آسیب‌پذیر به‌کار برده‌اند. هدف این تحقیق به‌‌روزرسانی تحل...

2009
M. Sanei

DEA (Deta Envelopment Analysis) is a non-parametric technique for measuring the efficiency of DMUs (Decision Making Units)with common inputs and outputs [2,5]. viewpoint for each DMU because of taking a maximum ratio. During recent years, the issue of sensitivity and stability of data envelopment analysis results has been extensively studied. The first DEA sensitivity analysis paper by Charnes ...

Journal: :European Journal of Operational Research 2011
Adel Hatami-Marbini Ali Emrouznejad Madjid Tavana

Data envelopment analysis (DEA) is a methodology for measuring the relative efficiencies of a set of decision making units (DMUs) that use multiple inputs to produce multiple outputs. Crisp input and output data are fundamentally indispensable in conventional DEA. However, the observed values of the input and output data in real-world problems are sometimes imprecise or vague. Many researchers ...

Journal: :Annals OR 2017
Jamal Ouenniche Kaoru Tone

Nowadays, data envelopment analysis (DEA) is a well-established non-parametric methodology for performance evaluation and benchmarking. DEA has witnessed a widespread use in many application areas since the publication of the seminal paper by Charnes, Cooper and Rhodes in 1978. However, to the best of our knowledge, no published work formally addressed out-of-sample evaluation in DEA. In this p...

Journal: :European Journal of Operational Research 2006
Rayna Brown

Dyson et al. [Dyson, R.G., Allen, R., Camanho, A.S., Podinovski, V.V., Sarrico, C.S., Shale, E.A., 2001. Pitfalls and protocols in DEA. European Journal of Operational Research 132, 245–259] suggest that the application of DEA presents a range of problems and they suggest that the systematic collection and reporting of these problems would significantly enhance DEA practice. It is widely accept...

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