Grey Systems: Theory and Application
Issue(s) available: 32 – From Volume: 1 Issue: 1, to Volume: 10 Issue: 3
Category:
Information and Knowledge Management
Designing a medical rule model system by using rough–grey modeling
Tooraj Karimi, Arvin HojatiIn this study, a hybrid rough and grey set-based rule model is designed for diagnosis of one type of blood cancer called multiple myeloma (MM). The grey clustering method…
A study of the grey relational model of interval numbers for panel data
Kedong Yin, Tongtong Xu, Xuemei Li, Yun CaoThis paper aims to deal with the grey relational problem of panel data with an attribute value of interval numbers. The grey relational model of interval number for panel…
Research on project risk response strategy selection based on grey K-shell algorithm
Yanfeng Chu, Zhongren WangThere are a large number of interdependent risk factors in complex project. Risk response strategy without considering risk correlation cannot achieve good risk response…
Prediction model of three-parameter interval grey number based on kernel and double information domains
Ye Li, Sandang Guo, Juan LiThe purpose of this paper is to construct a prediction model of three-parameter interval grey number based on kernel and double information domains to expand the modeling…
General grey number decision-making model and its application based on intuitionistic grey number set
Shi Quan Jiang, SiFeng Liu, ZhongXia LiuThe purpose of this paper is to study the grey decision model and distance measuring method of general grey number.
Study on the reliability assessment and early-warning method of online auditing based on the perspective of IT control
Wei Chen, Wally Smieliauskas, Sifeng LiuAn important issue in online auditing is how to improve the reliability of online auditing in order to reduce the overall audit risk. In this paper, a reliability…
Uncertainty representation and information measurement of grey numbers
Nanlei Chen, Naiming XieThe purpose of this paper is to propose an uncertainty representation and information measurement method for characterizing grey numbers, estimating their internal laws…
Integrated Taguchi-GRA-PCA for optimising the heat transfer performance of nanofluid in an automotive cooling system
Mohd Seraj, Syed Mohd Yahya, Mohd Anas, Agung Sutrisno, Mohammad AsjadIn the present study, the thermal performance of engine radiator using conventional coolant and nanofluid is determined experimentally for the different flow rates…
Gray clustering model based on the degree of dynamic weighted incidence for panel data and its application
Honghua Wu, Zhongfeng QuThe paper aims to propose a clustering model for panel data. More specifically, the paper aims to construct a gray incidence model for panel data to solve the…
Pattern classification using tolerance rough sets based on non-additive grey relational analysis and DEMATEL
Peng Jiang, Wenbao Wang, Yi-Chung Hu, Yu-Jing Chiu, Shu-Ju TsaoIt is challenging to derive an appropriate tolerance relation for tolerance rough set-based classifiers (TRSCs). The traditional tolerance rough set employs a simple…
The most livable city selection in Turkey with the grey relational analysis
Erkan Kose, Danışment Vural, Gulcin CanbulutThis study has two main objectives: (1) to expand the application areas of grey system theory and (2) to select the most livable city in Turkey.
Application of grey clusters in the development of a Synthetic Model of the goals of Polish family enterprises' successors
Ewa Więcek-Janka, Joanna Majchrzak, Magdalena Wyrwicka, Gerhard Wilhelm WeberThe knowledge of goals of the successor, who is preparing to take over the business, is extremely important for the succession process and further operation of a family…
Forecasting key indicators of China's inbound and outbound tourism: optimistic–pessimistic method
Saad Ahmed Javed, Muhammad Ikram, Liangyan Tao, Sifeng LiuTourism industry is a highly complex system surrounded by many uncertainties because of its innumerable connections with other supporting systems. Considering tourism, a…
Research on the regional leading industry selection of “Kashgar urban agglomerations” based on multi-attribute weighted intelligent grey target decision-making evaluation model
Xiao Bai, Yan Xu, Sifeng LiuThe purpose of this paper is to establish the index system of leading industries in Kashgar urban agglomeration, and use the multi-attribute weighted intelligent grey…
Sustainability evaluation of additive manufacturing processes using grey-based approach
Rohit Agrawal, Vinodh S.Sustainable manufacturing facilitates the development of products with lower environmental impact. Additive manufacturing (AM) processes are incorporated with sustainable…
Forecasting the price trends of digital currency: a hybrid model integrating the stochastic index and grey Markov chain methods
Ming-Huan Shou, Zheng-Xin Wang, Dan-Dan Li, Yi-Tong ZhouSince the issuance in 2009, the digital currency has enjoyed an increasing popularity and has become one of the most important options for global investors. The purpose of…
A new approach to the degree of greyness
Rafał Mierzwiak, Marcin Nowak, Naiming XieThe degree of greyness may be regarded as a measure of cognitive uncertainty. Therefore, it is a part of the epistemological core of the grey systems theory. The…
A novel discrete grey Riccati model and its application
Liang ZengTo develop the theory and application of the grey prediction model, this investigation constructs a novel discrete grey Riccati model termed DGRM(1,1).
Preliminary investigations of rotary ultrasonic neurosurgical bone grinding using Grey-Taguchi optimization methodology
Atul Babbar, Vivek Jain, Dheeraj GuptaIn present research work, the effects of rotational speed, feed rate and vibration amplitude have been investigated during novel method of ultrasonic-assisted bone…
Forecasting China's energy intensity by using an improved DVCGM (1, N) model considering the hysteresis effect
Zhaosu Meng, Xiaotong Liu, Kedong Yin, Xuemei Li, Xinchang GuoThe purpose of this paper is to examine the effectiveness of an improved dummy variables control grey model (DVCGM) considering the hysteresis effect of government…
Grey theory–based BP-NN co-training for dense sequence long-term tendency prediction
Yuling Hong, Yingjie Yang, Qishan ZhangThe purpose of this paper is to solve the problems existing in topic popularity prediction in online social networks and advance a fine-grained and long-term prediction…
Impact analysis and classification of aircraft functional failures by using improved FHA based on gray correlation
Yuhang Zhang, Yan Huang, Tingting Xu, Chang Liu, Liangyan TaoThe classification of aircraft failures has been a significant part of functional hazard analysis (FHA). Aiming at the shortcomings of the traditional FHA method in the…
Single machine earliness/tardiness scheduling problem with grey processing times and the grey common due date
Oğuzhan Ahmet ArıkThis paper presents a mixed-integer programming model for a single machine earliness/tardiness scheduling problem where the objective is to minimize total…
The housing demand analysis and prediction of the real estate based on the AWGM (1, N) model
Xin Xiong, Huan Guo, Xi HuThe purpose of this paper is to seek to drive the modernization of the entire national economy and maintain in the long-term stability of the whole society; this paper…
Study on mechanism and filter efficacy of AGO/IAGO in the frequency domain
Changhai Lin, Zhengyu Song, Sifeng Liu, Yingjie Yang, Jeffrey ForrestThe purpose of this paper is to analyze the mechanism and filter efficacy of accumulation generation operator (AGO)/inverse accumulation generation operator (IAGO) in the…
Green growth dynamics in OECD countries: an application of grey relational analysis
Deniz KoçakNowadays, growth is the common target of all societies. But rather than growth, it is more important to ensure the sustainability of growth. Worldwide climate changes…
Prediction of grain supply and demand structural balance in China based on grey models
Weiming Yang, Bingjun LiThe purpose of this paper is to comprehensively and accurately analyze the supply and demand structural balance of grain in the context of China's agricultural supply-side…
Grey linear programming: a survey on solving approaches and applications
Davood Darvishi, Sifeng Liu, Jeffrey Yi-Lin ForrestThe purpose of this paper is to survey and express the advantages and disadvantages of the existing approaches for solving grey linear programming in decision-making problems.
Research on faculty and staff for constructing the “double first-class” universities based on Grey–AHP comprehensive evaluation model
Jihong SunIn order to improve the competitiveness of the “double first-class” university in China, it is essential to conduct a rational, scientific study of the current status of…
Application of a novel grey forecasting model with time power term to predict China's GDP
Chong Liu, Wanli Xie, Tongfei Lao, Yu-ting Yao, Jun ZhangGross domestic product (GDP) is an important indicator to measure a country's economic development. If the future development trend of a country's GDP can be accurately…
Bankruptcy prediction using multivariate grey prediction models2
Yi-Chung Hu, Peng Jiang, Hang Jiang, Jung-Fa TsaiIn the face of complex and challenging economic and business environments, developing and implementing approaches to predict bankruptcy has become important for firms…
Crude oil price prediction based on LSTM network and GM (1,1) model
Tianxiang Yao, Zihan WangAccording to the problem of crude oil price forecasting, the purpose of this paper is to propose a multi-step prediction method based on the empirical mode decomposition…
Analysing and forecasting China containerized freight index with a hybrid decomposition–ensemble method based on EMD, grey wave and ARMA
Yanhui Chen, Bin Liu, Tianzi WangThis paper applied grey wave forecasting in a decomposition–ensemble forecasting method for modelling the complex and non-linear features in time series data. This…
Multicharacteristics optimization of electrical discharge micro hole drilling in Mg alloy using hybrid approach of GRA–regression–PSO
Neeraj Ahuja, Uma Batra, Kamal KumarMagnesium alloys are becoming prominent as an alternative to the permanent biomedical implants. In present work, electric discharge drilling (EDD) process has been…
Research on the logistics development level and spatial differentiation in node city with gray target decision model
Wuyong Qian, Lizhen Wang, Jue Wang, Qianqian ChenThe purpose of this study is to master the development process and the construction effectiveness of backbone circulation network in an all-round way, formulate regional…
China's overcapacity industry evaluation based on TOPSIS grey relational projection method with mixed attributes
Xiumei Hao, Mingwei Li, Yuting ChenThis paper takes the seven overcapacity industries such as the textile industry, electricity and heat, steel, coal, automobile manufacturing, nonferrous metals and…
Grey portfolio analysis method
Marcin Nowak, Rafał Mierzwiak, Hubert Wojciechowski, Camelia DelceaThe article proposes a new method of strategic analysis. The method was called the grey portfolio analysis method. The presented method is complementary to the popular BCG…
ISSN:
2043-9377Online date, start – end:
2011Copyright Holder:
Emerald Publishing LimitedOpen access:
hybridEditor:
- Prof Sifeng Liu
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