...Zui Yu Purpose The current study evaluates low-altitude drone logistics performance when operating in the environment of urban supply chains using a novel Grey Incidence Analysis model. Design/methodology/approach Key performance indications, involving Delivery Time, Traffic Congestion...

..., medium-skill, medium-low-skill and low-skill categories based on their skill intensity, the impact of foreign trade on wage inequality is researched by using an econometrics model. Findings By grey incidence analysis, it was found that the wage gap between R&D and non-R&D workers within...

... influence the considered multiple objectives is also aimed to be explored by using the grey incidence analysis (GIA) model. Design/methodology/approach The Gamma process is employed to model the influences of different types of stresses and external random shocks. The GIA model is introduced to transfer...

...Marcin Nowak; Marta Pawłowska-Nowak; Małgorzata Kokocińska; Piotr Kułyk Purpose With the use of the grey incidence analysis (GIA), indicators such as the absolute degree of grey incidence (ε_ij), relative degree of grey incidence (r_ij) or synthetic degree...

... the impact and control of malaria on the independent states of the Sub-Saharan African (SSA) region over the time period of 2010–2017 using Deng’s Grey incidence analysis, absolute degree GIA and second synthetic degree GIA model. Design/methodology/approach The purposive data sampling is a secondary...

...Wenjie Dong; Sifeng Liu; Zhigeng Fang Purpose The purpose of this paper is to study the modelling mechanisms of several grey incidence analysis models with great influence, including Deng’s grey incidence model, absolute degree of grey incidence model, slope degree of incidence model, similitude...

... − e j ∑ j = 1 n ( 1 − e j ) , Yong Liu can be contacted at: clly1985528@163.com 18 01 2018 16 04 2018 17 04 2018 Grey incidence analysis Evaluation system Feature vector Road traffic safety In the twenty-first century...

...Jing Quan; Bo Zeng; LuYun Wang Purpose Equally weighted factors and initial data from behavioural sequences are used for calculating the degree of grey incidence in Deng’s grey incidence analysis. However, certain grey information cannot be directly obtained, and the correlation coefficients...

... these governance measures. Originality/value The paper gives the countermeasures to control the pollution situation in Beijing-Tianjin-Shijiazhuang region. Grey incidence analysis Air quality index Collaborative control In recent years, with the rapid economic development in China, people’s living...

... research using the grey incidence analysis model and data are obtained by questionnaire survey. Findings In general, result of the analysis indicates that customer’s attitude towards its producing areas, perceived quality and cognition of the protection of geographical indications are the important...

...Sifeng Liu; Hongyang Zhang; Yingjie Yang Purpose The purpose of this paper is to present the terms of grey incidence analysis models. Design/methodology/approach The definitions of basic terms about various grey incidence analysis models are presented one by one. Findings The reader could...

... at addressing the shortcomings of the equal angular-sector segmentation based on the scatterer model, an adaptive angular-sector segmentation is proposed on the basis of grey incidence analysis (GIA). Findings The main conclusions reached are as follows. First, the adaptive angular-sector segmentation...

... analysis and principal component analysis, which require massive data, certain probability distribution in the data and few variant factors. So in this paper, grey incidence analysis method, which is an important part of grey system theory, is used to identify industry characteristics and key industry...

... of the hospital financial and internal documents. Therefore, a series of indicators have been determined for each risk category. After that, a representative indicator has been selected and the grey incidence analysis has been conducted. Findings – By comparing the results gathered form this study...

... of the model tested vs being due to sampling error (Marcoulides and Schumacker, 2013 ; Spanos and Lioukas, 2001). © Emerald Group Publishing Limited 2016 Practical applications Grey models Grey incidence analysis Online advertising campaigns Social media engagement Virtual networks...

... at: huang800526@163.com © Emerald Group Publishing Limited 2016 Grey models for decision making Practical applications of grey models Grey incidence analysis With the sustainable development of economic globalization, M&A has become an important strategy for the rapid growth...

...) operator and grey incidence analysis. Design/methodology/approach – In this study, OWA operator provides aggregation of attribute values to form an overall decision for each decision expert, and grey incidence model provides aggregation of decision experts’ evaluations to form overall score for each...

... Professor Rafal Mierzwiak can be contacted at: rafal.mierzwiak@put.poznan.pl © Emerald Group Publishing Limited 2015 Practical applications of grey models Grey incidence analysis Family enterprises in Poland have played and increasingly important role in the economy of the state over...

... the grey incidence analysis based on the grey systems theory initiated by Chinese professor Julong Deng. The original data processed in the model are quoted from the Statistical Yearbook of Huangshan City. Findings – This paper draws some important conclusions. First, in terms of large, intermediate...

...”) starting with early years of grey systems theory till 2014. An additional search has been done in the ISI WoS for the “grey incidence analysis” (GIA) as this analysis is quite frequently encountered in the ISI database. The obtained results are systematized in the following. As for the “grey...