نتایج جستجو برای: production possibility set pps

تعداد نتایج: 1379388  

Journal: :The Journal of veterinary medical science 2012
Takafumi Sunaga Namgil Oh Kenji Hosoya Satoshi Takagi Masahiro Okumura

Pentosan polysulfate sodium (PPS) has a heparin-like structure and is purificated from the plant of European beech wood. PPS has been used for the treatment of interstitial cystitis for human patients. Recent years, it was newly recognised that PPS reduce pain and inflammation of OA. The molecular biological mechanism of PPS to express its clinical effects is not fully understood. The purpose o...

1991
José E. Cano Serafín Moral Juan F. Verdegay-López

In this paper, we consider several types of in­ formation and methods of combination asso­ ciated with incomplete probabilistic systems. \Ve discriminate between 'a priori' and evi­ dential information. The former one is a de­ scription of the whole population, the latest is a restriction based on observations for a particular case. Then, we proposse different combination methods for each one o...

Journal: :Advances in Decision Sciences 2011

Journal: :international journal of data envelopment analysis 0
f. seyed esmaeili department of mathematics, islamic azad university, south tehran branch, tehran, iran

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...

Journal: :Computational & Applied Mathematics 2022

Abstract This paper studies the efficiency assessment of Decision Making Units (DMUs) when their inputs and outputs are fuzzy sets. An axiomatic derivation production possibility set is presented a enhanced Russell graph measure formulated using arithmetic approach. The proposed approach uses polygonal sets LU-fuzzy partial orders, provides crisp measures (and associated ranking) as well effici...

Journal: :ADS 2011
Shawkat Alkhazaleh Abdul Razak Salleh Nasruddin Hassan

In traditional data envelopment analysis (DEA) the uncertainty of inputs and outputs is not considered when evaluating the performance of a unit. In other words, effects of uncertainty on optimality and feasibility of models are ignored. This paper introduces a new model for measuring the efficiency of decision making units (DMUs) having interval inputs and outputs. The proposed model is based ...

Journal: :Rairo-operations Research 2022

In this paper, we introduce a novel multi-period data envelopment analysis (MDEA) model that attempts to circumvent the limitations of existing MDEA models. The proposed global is essentially based on major modifications fundamental DEA axioms enable decision making unit (DMU), defined with inputs and outputs period t , be evaluated within production possibility set (PPS) another l ≠ l. Buildin...

Journal: :Open Journal of Applied Sciences 2012

Journal: :Geoscientific Model Development 2021

Abstract. Water fluxes at the soil–atmosphere interface are a key piece of information for studying terrestrial water cycle. However, measuring and modeling in vadose zone poses great challenges. While direct measurements require costly lysimeters, common soil hydrologic models rely on correct parametrization, representation involved processes, selection initial boundary conditions. In contrast...

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