Results 41 to 50 of about 14,735,377 (214)

Measurement and analysis of green water resources efficiency in Jing-Jin-Ji [PDF]

open access: yesE3S Web of Conferences, 2021
Jing-Jin-Ji as one of the most serious water shortage areas in China, improving the green efficiency of water resources is the only way to solve the contradiction between supply and demand of water resources and realize the harmonious development of ...
Heng Xie
doaj   +1 more source

Evaluation and spatiotemporal characteristics of atmospheric environment efficiency in Shandong province based on super-SBM model

open access: yesEnvironmental Research Communications, 2021
Abstract Using the data of input, output, and air pollutants from 17 cities in Shandong Province and employing the super-SBM model, the atmospheric environmental efficiency (AEE) of 17 cities in Shandong from 2008 to 2018 was calculated.
Xiaobing Huang   +5 more
openaire   +1 more source

Ranking of bank branches (2022).

open access: yes, 2023
When there is an extensive number of inputs and outputs compared to the number of DMUs, one of the drawbacks of Data Envelopment Analysis appears, which incorrectly classifies inefficient DMUs, as efficient ones.
Farhad Hosseinzadeh Lotfi (13988860)   +3 more
core   +1 more source

Spatial disparities and water resource green efficiency improvement potential in the four-city area in middle China

open access: yesJournal of Water and Climate Change, 2023
To address the dual constraints of resource shortages and environmental degradation, the water resource green efficiency (WRGE) concept, which takes into account socioeconomic and green development, has been adopted as a basis for implementation of ...
Mianhao Hu, Juhong Yuan
doaj   +1 more source

Complexity comparing.

open access: yes, 2023
When there is an extensive number of inputs and outputs compared to the number of DMUs, one of the drawbacks of Data Envelopment Analysis appears, which incorrectly classifies inefficient DMUs, as efficient ones.
Farhad Hosseinzadeh Lotfi (13988860)   +3 more
core   +1 more source

Ranking of the pharmaceutical companies (2021).

open access: yes, 2023
When there is an extensive number of inputs and outputs compared to the number of DMUs, one of the drawbacks of Data Envelopment Analysis appears, which incorrectly classifies inefficient DMUs, as efficient ones.
Farhad Hosseinzadeh Lotfi (13988860)   +3 more
core   +1 more source

Ranking algorithm flowchart.

open access: yes, 2023
When there is an extensive number of inputs and outputs compared to the number of DMUs, one of the drawbacks of Data Envelopment Analysis appears, which incorrectly classifies inefficient DMUs, as efficient ones.
Farhad Hosseinzadeh Lotfi (13988860)   +3 more
core   +1 more source

A hybrid weighted composite SBM super-efficiency DEA framework for evaluating learning engagement in smart classroom environments [PDF]

open access: yesتصمیم گیری و تحقیق در عملیات
Purpose: The paper propose a decision-analytic system which assesses student learning engagement by using criterion value assessment and engagement performance evaluation in smart classroom environments.Methodology: This study establish a Best–Worst ...
Lu Li
doaj   +1 more source

Portfolio optimization using data envelopment analysis: Exchange-traded funds portfolio selection and allocation

open access: yesHeliyon
This study aims to present a model that incorporates risk and return benchmarks, with the intention of optimizing the performance of investment portfolios.
Amirreza Malekahmadi   +2 more
doaj   +1 more source

Developing an imprecise-WPF-SBM-undesirable model for supplier selection

open access: yes, 2022
Selection of appropriate suppliers is one of the important strategies for enhancing the quality of output of any company, which has a direct effect on the company's reputation. Worst practice frontier-slack-based measure (WPF-SBM) model is one of the new
R F Saen (13442082)   +1 more
core  

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