... equation of the grey differential equation x⁽⁰⁾(k)+az⁽¹⁾(k)=b(z⁽¹⁾(k))^γ of NGBM(1,1) is shown as follows: Grey systems modelling and prediction Practical applications of grey models Combined grey models...

...: Definition 1. Set as the original date sequence: Grey systems modelling and prediction Practical applications of grey models Combined grey models More and more combination models with high research precision emerged recently. Zhang et al. (2013) constructed the combined...

... Publishing Limited Licensed re-use rights only Grey systems modelling and prediction Practical applications of grey models Combined grey models Tourism industry International tourism Tourism in Mauritius Tourism prediction Grey system theory models Even model GM(1,1) Non-homogeneous discrete...

... 8) , …,  (Equation 9) , then the degree of greyness g° of the operation results g± can be got as follows: (Equation 10) where: (Equation 11) are the weights of (Equation 12) . Grey systems theory Combined grey models Buffer operators Grey forecasting...

... township i to Puwa; 3* the distance from township i to Dashiwo; 4* the distance from township i to Daanshan; 5* the distance from township i to Fangshanchengguan. © Emerald Group Publishing Limited 2015 Grey systems modelling and prediction Combined grey...

... for the primitive data into state: (Equation 22) © Emerald Group Publishing Limited 2015 Grey systems modelling and prediction Practical applications of Grey models Combined Grey models Along with China’s industrialization and urbanization accelerated, a large number of cultivated land...

....com © Emerald Group Publishing Limited 2015 Grey models for decision making Combined grey models Multi-attribute decision making is an important part of modern decision theory. It mainly solves the sort problems for limited alternatives which have multiple attributes...

... Limited 2015 Grey systems modelling and prediction Combined grey models Aviation industry is a national strategic development industry. It not only represents development level of a nation’s manufacturing industry but also embodies a nation’s core competitiveness. Successful development...

... the quality of classification in order to measure the dependence of knowledge: Grey models for decision making Grey clustering evaluation Combined grey models As a theory of dealing with imprecise, uncertain or incomplete data, the rough set theory (RST) analyses incomplete information...

... the difference sequence is: (Equation 3) Step 4: to identify the absolute maximum and minimum difference. From Δ_i(k), there are: Practical applications of grey models Combined grey models The majority of hospitals in China are public, and only a small...

.... Quanda Zhang can be contacted at: samuelzhang@mail.com © Emerald Group Publishing Limited 2014 Grey systems modelling and prediction Practical applications of grey models Combined grey models Financial deepening Financial repression The financing of the small- and medium-sized...

... Data security Privacy Practical applications of grey models Combined grey models With the increasing concerns about the individuals' privacy, privacy preserving data mining (PPDM) has become a hot topic in the data mining field. To some extent, PPDM can be regarded as a combination...