نتایج جستجو برای: performance reference units weights

تعداد نتایج: 1478921  

Borghei, Mehdi , Mohammadi, Mehrnoush ,

This research aims at study of the effect of sulfide on operation of one of the aerobic biological treatment processes, activated sludge. For this purpose, two pilot plant units were designed and constructed. One of these units was run for wastewater sulfide contaminant (sample), and the other one was run for wastewater without sulfide contaminant (Reference). First of all, in a quantities stud...

Journal: :journal of optimization in industrial engineering 2010
alireza alinezhad reza kiani mavi majid zohrehbandian ahmad makui

a characteristic of data envelopment analysis (dea) is to allow individual decision making units (dmus) to select the factor weights which are the most advantageous for them in calculating their efficiency scores. this flexibility in selecting the weights, on the other hand, deters the comparison among dmus on a common base. for dealing with this difficulty and assessing all the dmus on the sam...

Journal: :journal of industrial engineering, international 2008
a makui a alinezhad m zohrehbandian

a characteristic of data envelopment analysis (dea) is to allow individual decision making units (dmus) to select the factor weights that are the most advantages for them in calculating their efficiency scores. this flexibility in selecting the weights, on the other hand, deters the comparison among dmus on a common base. for dealing with this difficulty and assessing all the dmus on the same s...

Journal: :IEEE Trans. Speech and Audio Processing 2002
Chellu Chandra Sekhar Bayya Yegnanarayana

In this paper, we propose a model for recognition of utterances of consonant–vowel (CV) units. The acoustic–phonetic knowledge of the CV classes is incorporated in the form of constraints of a constraint satisfaction model. The model combines evidence from multiple classifiers. The significant feature of this model is that discrimination of the CV units could be enhanced by a combination of eve...

Journal: :Expert Syst. Appl. 2010
Gholam Reza Jahanshahloo F. Hosseinzadeh Lotfi M. Khanmohammadi M. Kazemimanesh V. Rezaie

Keywords: Data envelopment analysis (DEA) Common weights analysis (CWA) Ranking The ideal line The special line a b s t r a c t Conventional data envelopment analysis (DEA) assists decision makers in distinguishing between efficient and inefficient decision making units (DMUs) in a homogeneous group. However, DEA does not provide more information about the efficient DMUs. In this research, the ...

1996
Peter L. Bartlett

This paper shows that if a large neural network is used for a pattern classiication problem, and the learning algorithm nds a network with small weights that has small squared error on the training patterns, then the generalization performance depends on the size of the weights rather than the number of weights. More specii-cally, consider an`-layer feed-forward network of sigmoid units, in whi...

2015
Pierre Squara Michael Imhoff Maurizio Cecconi

Metrology is the science of measurements. Although of critical importance in medicine and especially in critical care, frequent confusion in terms and definitions impact either interphysician communications or understanding of manufacturers' and engineers' instructions and limitations when using devices. In this review, we first list the terms defined by the International Bureau of Weights and ...

2006
Minhui Paik Michael D. Larsen

Sample surveys typically gather information on a sample of units from a finite population and assign survey weights to the sampled units. Survey frequently have missing values for some variables for some units. Fractional regression imputation creates multiple values for each missing value by adding randomly selected empirical residuals to predicted values. Fractional imputation methods assign ...

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