For example, a large number of firms or enterprises exist in a manufacturing industry. When the conventional DEA is applied to the industries, the performance of the firms is often ignored. This paper proposes a new parallel DEA model where each input/output of the system is not the sum of...
H. Bagherzadeh valami, Cost efficiency with triangular fuzzy number input prices: an application of DEA, Chaos Soliton. Fract. 42 (2009) 1631-1637.H. Bagherzadeh Valami, Cost efficiency with triangular fuzzy number input prices: an application of DEA, Chaos, Solutions and Fractals 42 (2009)...
PCDD (polychlorinated dioxin) is a kind of important environmental different from each other in the number and position of chlorine substituents on the skeleton. There are 76 kinds of homologues (1 to 8 chlorine substituent) for 3, 4, 5 and 6 chlorine substituted compounds including more than ...
The main reason is the growing demand for satellite networks to provide a wider range of services with the Internet service as the fastest growing satellite communication application. A number of commercial satellite systems have been proposed from all over the world targeting multimedia services. ...
where t is the sample number, the λ is a smoothing constaa sample of size one from the residuals obtainednt range from 0 < λ ≤ 1. The zo is the initial value. For the improvement of the process, it is important to observe any decrease in survival time so one-sided stati...
One of the strengths of DEA in the measurement of technical efficiency is that it readily accommodates multiple-output multiple-input production technologi... J Salerian,C Chan - 《Journal of Productivity Analysis》 被引量: 15发表: 2005年 Energy-efficient automatic train operation for high-speed...
steelandspongeiron.WithintheDEAframework,theoutput-orientedmodelwithconstantreturnstoscaleandvariablereturnstoscalewerestudied.Fourinputvariables,namely,grossfixedassets,totalenergycost,totalnumberofemployeesandcurrentsassetswereconsidered.Amongtheoutputvariables,thefourvariablesconsideredareincome,sales,PBITandPAT....
There are four basic strategies for the preparation of the nanocomposites of conducting polymers and metal nanoparticles as mentioned in the review of Kondeatiev et al., the commonly used procedures for preparation of nanocomposite are: Electrochemical method: the deposition of metal nanoparticles into...
This paper uses the two-stage data envelopment analysis (DEA), which was first used by Seiford and Zhu (1999), to measure managerial performance in 24 non-life insurance companies in Taiwan. Performance was measured by Marketability in the first stage, and Profitability in the second stage. In...
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