نتایج جستجو برای: grey relational analysis

تعداد نتایج: 2868902  

2012
Jun Lv Weifeng Yin

The rapid development of agricultural modernization in Hubei province has an influence on cultivated land resources variations to a certain degree. This paper used grey relational analysis method,combined with Hubei province cultivated land area decreased data within the year covering 2000 to 2010 and agricultural modernization development index data, then analyzed the influence relationship be...

Journal: :J. Applied Mathematics 2014
Guodong Xu Peng Guo Xuemei Li Yingying Jia

The research scope of grey relational analysis has not been developed in recent years, and the exiting GRA models are all based on three perspectives, including distance perspective, slope perspective, and area perspective. Under this situation, a novel model called grey relational analysis based on angle perspective (GRAAP) was developed in this paper for the first time, and this model can exp...

Considering the concept of clustering, the main idea of the present study is based on the fact that all stocks for choosing and ranking will not be necessarily in one cluster. Taking the mentioned point into account, this study aims at offering a new methodology for making decisions concerning the formation of a portfolio of stocks in the stock market. To meet this end, Multiple-Criteria Decisi...

Anand S. Shivade Vasudev D. Shinde

In this paper, wire electrical discharge machining of D3 tool steel is studied. Influence of pulse-on time, pulse-off time, peak current and wire speed are investigated for MRR, dimensional deviation, gap current and machining time, during intricate machining of D3 tool steel. Taguchi method is used for single characteristics optimization and to optimize all four process parameters simultaneous...

Journal: :Grey Systems: T&A 2013
Erkan Kose Serhat Burmaoglu Mehmet Kabak

Purpose – The relationship between energy consumption (EC) and economic growth is a well-known and more studied subject in literature. In this study, Turkey’s EC and gross domestic product (GDP) relation is analyzed. The aim of this study is to find out the relative importance of energy components on GDP for Turkey. Hence, the authors can make some strategic implications up to the importance of...

2014
Lijuan Qian Jinlin Ma Zongbo Zhang Daming Zhang Kaiping Ma

According to the urban logistics green degree’s evaluation, a weighted grey correlation analysis method based on the analytic hierarchy process is proposed to determine the weight of each index in the urban logistics green degree evaluation system, and then figure out the optimal relative degree, realizing the green degree of each urban logistics. Finally, an example was given for proving the e...

2013
Chih-Cheng Chen Yung-Tan Lee Chung-Ming Tsai

The performance assessment of professional baseball starting pitchers is considered a multi-attribute decisionmaking (MADM) problem. This study develops an evaluation model based on the analytic hierarchy process (AHP) and grey relational analysis (GRA) to evaluate starting pitcher performance for teams of the Chinese Professional Baseball League. The AHP is used to determine attribute weights,...

Journal: :JCIT 2010
Juchi Hou

The aim of this paper is to investigate the multiple attribute decision making problems with intuitionistic fuzzy information, in which the information about attribute weights is incompletely known, and the attribute values take the form of intuitionistic fuzzy numbers. In order to get the weight vector of the attribute, we establish an optimization model based on the basic ideal of traditional...

Journal: :Concurrent Engineering: R&A 2008
Yi Li Deyi Xue Peihua Gu

Adaptable design is a new design paradigm to create designs and products that can be easily changed to satisfy different requirements. Adaptable design aims at identifying the designs and products considering functionality, manufacturing efforts, customization, and environment friendliness. This research focuses on adaptable design considering product adaptability. In this work, product adaptab...

Journal: :shiraz journal of system management 0
seyyed javad iranban department of management, shiraz branch, islamic azad university, shiraz, iran somayeh mohammadi shiraz branch, islamic azad university, shiraz, iran

due to the importance of “service quality and customerssatisfaction” subject, this study seeks to investigate and prioritize thefactors which are effective on service quality and customers satisfactionusing grey relational analysis (gra) method. in the case of statisticalpopulations with large sizes, none of the other methods can competewith gra from the viewpoint of calculation accuracy. the s...

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