Naiming Xie

Naiming Xie
Nanjing University of Aeronautics & Astronautics · College of Economics and Management

PhD

About

145
Publications
11,766
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3,012
Citations

Publications

Publications (145)
Article
Full-text available
Purpose The cumulative sum (Cusum) operator, also referred to as accumulating generation operator, is the fundamental of grey system models and proves to be successful in various real-world applications. This paper aims to uncover the advantages of the Cusum operator from a parameter estimation perspective, i.e. comparing integral matching with cla...
Article
Cloud-based additive manufacturing is one of the important forms of cloud manufacturing service platform, which can match manufacturing resources for multi-task requirements to further improve the utilization of idle resources and achieve cost reductions. This paper proposes a more realistic scenario of online scheduling rather than offline schedul...
Article
Full-text available
This paper investigates an online single batch machine scheduling problem for autoclave molding in composite materials manufacturing, in which the batches of jobs to be performed are modified by the new arrival jobs. The single batch machine and jobs are represented by rectangles, and jobs can be processed as a batch if the two-dimensional constrai...
Article
Full-text available
Nonlinear grey system models, serving to time series forecasting, are extensively used in diverse areas of science and engineering. However, most research concerns improving classical models and developing novel models, relatively limited attention has been paid to the relationship among diverse models and the modelling mechanism. The current paper...
Article
This paper proposes one centralized and three decentralized models (manufacturer-dominated, retailer-dominated, and collector-dominated) for a closed-loop supply chain with fuzzy demand and different quality levels for second-hand products. Optimal pricing, collection ratios, and profit allocations for each model are determined through a combinatio...
Article
Objectives The prediction and early warning of infectious diseases is an important work in the field of public health. This study constructed the grey self-memory system model to predict the incidence trend of infectious diseases affected by many uncertain factors. Study design The design of this study is a combination of the prediction method and...
Article
The vehicle routing problem with simultaneous delivery & pickup and real-time traffic information (VRPSDPTI) is a dynamic problem of combinatorial network optimisation in logistics and supply chain management. It is also a typical NP-hard problem that has plagued enterprises with reverse logistics operations for many years. The main objective of th...
Preprint
Full-text available
Nonlinear grey system models, serving to time series forecasting, are extensively used in diverse areas of science and engineering. However, most research concerns improving classical models and developing novel models, relatively limited attention has been paid to the relationship among diverse models and the modelling mechanism. The current paper...
Article
Full-text available
Since most of the research about grey forecasting models is focused on developing novel models and improving accuracy, relatively limited attention has been paid to the modelling mechanism and relationships among diverse kinds of models. This paper aims to unify and reconstruct continuous-time grey models, highlighting the differences and similarit...
Article
Full-text available
Scientific prediction and accurate grasp of the future trend of population change are conducive to the formulation of different population policies at different stages, so as to alleviate the adverse effects of the aging population on society and provide scientific theoretical reference for controlling the population size and making policy. Conside...
Article
Full-text available
This study seeks to explicate the philosophical foundations and theoretical outlines of grey systems theory by focusing on human perception, cognition, and understanding processes and by considering their functions in the process of producing knowledge. Primarily, the study investigates the processes of perception, cognition, and understanding, as...
Article
Purpose Accurate foreign tourist arrivals forecasting can help public and private sectors to formulate scientific tourism planning and improve the allocation efficiency of tourism resources. This paper aims to address the problem of low prediction accuracy of Chinese inbound tourism demand caused by the lack of valid historical data. Design/method...
Article
Batch scheduling involves a machine that can process several jobs simultaneously. The existing literature mainly focuses on the batch-size-dependent setup time. However, setup time depends not only on the batch size but also on technological characteristics. This paper investigates a single batch scheduling problem with dual quantitative and techno...
Article
Full-text available
In this paper we focus on an unrelated parallel workgroup scheduling problem where each workgroup is composed of a number of personnel with similar work skills which has eligibility and human resource constraints. The most difference from the general unrelated parallel machine scheduling with resource constraints is that one workgroup can process m...
Article
Full-text available
Nonlinear grey Bernoulli model, abbreviated as NGBM model, has been validly used in real applications due to its high accuracy in nonlinear time series forecasting. However, there remain technical challenges to explain the mechanism of the accumulative sum operator in nonlinear grey modelling process and estimate structural parameters independent f...
Article
Purpose The airline industry has been significantly hit by the occurrence of the new coronavirus SARS-CoV-2, facing one of its worst crises in history. In this context, the present paper analyses one of the well-known boarding methods used in practice by the airlines before and during the coronavirus outbreak, namely back-to-front and suggests whic...
Article
The study introduces the concept of risk-averse optimal position of the delivery window (RA-OPDW) into a cost-based delivery performance model. The penalty costs for early and late deliveries have attracted much attention in the background of supply delivery performance. However, minimizing the expected penalty has a critical disadvantage that it i...
Article
In the cloud manufacturing environment, integrated cross-supplier order and logistic scheduling can benefit both suppliers and third-party logistics, significantly reduce their production and transport costs to improve the overall efficiency of the supply chain. This paper aims to construct a hybrid solution with both cross-supplier order assignmen...
Article
Background: Due to its fast service and high utilization, day surgery is becoming more and more important in the medical system. As a result, an effective day surgery scheduling can reasonably release the supply and demand pressure. Objective: This paper aims to investigate the day surgery scheduling problem with patient preferences and limited...
Article
Full-text available
Purpose This study examines the potential of contracts as one of the supply chain coordination mechanisms under competitive conditions. It also investigates a two-echelon supply chain model with two manufacturers and two retailers to develop a competitive structure in grey stochastic demand. Design/methodology/approach Supply chain demand is cons...
Article
Full-text available
Grey system models can be viewed as a special class of dynamic data analysis tools, in which the continuous-time dynamics (differential equations or integral equations) are used to define the implicit regression formula. This communication investigates the parameter estimation of grey system models from noisy observations. Based on the state-space...
Article
Purpose purpose of this paper is providing a solution for flexible flow shop scheduling problem with uncertain processing time in aeronautical composite lay-up workshop. Design/methodology/approach A flexible flow scheduling model and algorithm with interval grey processing time is established. First, according to actual needs of composite laminat...
Article
Full-text available
Every scientific or intellectual movement is founded upon basic assumptions and hypotheses that shape its specifically formulated philosophy. This study seeks to explore and explicate the basic philosophical underpinnings of grey systems theory (GST), as well as the paradigm governing its postulates. The study, more specifically, scrutinizes the un...
Article
CO2 emissions from the transportation sector occupy an increasingly important proportion in China’s carbon dioxide emissions. Measuring the accumulative impact of factors on carbon emissions over time is of great significance for formulating corresponding policies. This paper aims to propose a novel time-delay multivariate grey model to measure the...
Preprint
Full-text available
Since most of the research about grey forecasting models is focused on developing novel models and improving accuracy, relatively limited attention has been paid to the modelling mechanism and relationships among diverse kinds of models. This paper aims to unify and reconstruct continuous-time grey models, highlighting the differences and similarit...
Article
Full-text available
Grey theory-based time series models are widely used in various fields and disciplines. While most of the research is focused on the development and improvement of novel discrete-time models, very limited attention has been paid to the relationships among diverse models. The current paper proposes a methodological and practical framework to unify t...
Article
Full-text available
Human resources have played an important role in the production systems of manufacturing enterprises. At the same time, human resource allocation, as a scheduling problem, has attracted more and more attention from the industry and academia, with the increasing complexity of technology and the rising cost of workforce. However, the existing schedul...
Article
Due that usage of composite material is increasing rapidly in aircrafts. To improve production efficiency is undoubtedly a useful strategy for solving contradiction of production and supply of composite materials. This paper aims to study on the autoclave molding scheduling problem so as to break through the bottleneck of composite material product...
Article
Full-text available
In recent years, there have been international movements advocating more sustainable societies, and as a result of such movements, a remarkably important sub-branch has been shaped in systems studies called sustainability. It would be vital to propose methods that could deal with inherent complexities and uncertainties in such systems. Grey systems...
Article
Purpose The purpose of this paper is to propose an uncertainty representation and information measurement method for characterizing grey numbers, estimating their internal laws and solving how to generate them based on available information data in the real world. Design/methodology/approach This paper attempts to present a new mathematical method...
Article
Purpose The 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 theoretical importance of the degree of greyness concept is also due to its application in a range of uncertainty modelling methods: predictive, relational and decision-making meth...
Article
Main objectives of this research are to investigate the effect of different power structures and product dual differences, quality difference among used products and price difference between new ad remanufactured products, on pricing policies of a multi-echelon closed loop supply chain (MCLSC) and to propose future improvement strategies. To achiev...
Article
The solution of Bernoulli differential equation can be described as a generalized Logistic curve function. Weibull cumulative distribution function is also an analytic solution of one variable coefficient differential equation. But, however because of the exact analytical solution problem of the equation, up to now, the developing coefficient of al...
Article
Full-text available
Grey prediction models have been widely used in various fields and disciplines. Cumulative sum operator, also called accumulative generation operator, is an essential element in grey modelling, but until now relatively limited attention has been paid to its mechanism of action. In this paper, we introduce the integral matching to explain it. By usi...
Article
Purpose The purpose of this paper is to evaluate, analyse and select the best suppliers for Satrec Vitalait Milk Company, operating in Senegal, based on criteria obtained from economic, environmental and social dimensions of sustainable supply chain management, through the application of Deng’s grey relational analysis (GRA) model, absolute GRA mo...
Article
Purpose The purpose of this paper is to propose a framework for data analytics where everything is grey in nature and the associated uncertainty is considered as an essential part in data collection, profiling, imputation, analysis and decision making. Design/methodology/approach A comparative study is conducted between the available uncertainty m...
Article
Purpose The purpose of this paper is to construct a grey clustering evaluation model based on center-point mixed possibility function and to evaluate the tourism development potential of tea intangible cultural heritage. The research results provide a certain reference for the tourism development department and related researchers who are engaged i...
Article
Full-text available
Grey models have been reported to be promising for time series prediction with small samples, but the diversity kinds of model structures and modelling assumptions restrains their further applications and developments. In this paper, a novel grey prediction model, named discrete grey polynomial model, is proposed to unify a family of univariate dis...
Article
The air quality index (AQI) has been highly valued by many countries and cities as a directional indicator reflecting regional pollution status. The existing AQI only highlights the level o f the most polluted pollutant. This paper constructed a new evaluation index by integrating all pollution indicators based on the grey fixed weight clustering a...
Article
The clustering evaluation can be used to scientifically classify the objects to be evaluated according to the information aggregation of various evaluation rules. In grey weighted clustering evaluation, the index clustering rule relies on the construction of the whitenization weight function, while the existing construction method of the linear fun...
Article
The idempotent, linear and affine properties of initial sequence operator, zero-starting sequence operators and initial zero-starting sequence operator were systematically studied. The closeness axiom of the grey relational degree was defined mathematically. Mathematical definition and physical significance of positive definiteness, affinity and af...
Article
Full-text available
Purpose The purpose of this paper is to establish a new evaluation system to assess the degree of integration between industry and the internet. And use the gray correlation matrix method to evaluate the “internet + industry” integration degree of China’s provinces. Design/methodology/approach This paper establishes a new evaluation system to asse...
Article
Job processing time is not always given accurately as a time quota in a production system, particularly in the complex products manufacturing process. It is meaningful to study novel model and algorithm based on uncertainty processing time so as to solve uncertainty job shop scheduling problems. This paper defines inaccurate time quota as interval...
Article
Full-text available
The grey prediction model, as a time-series analysis tool, has been used in various fields only with partly known distribution information. The grey polynomial model is a novel method to solve the problem that the original sequence is in accord with a more general trend rather than the special homogeneous or non-homogeneous trend, but how to select...
Article
Purpose This paper aims to analyze general development trend of China’s population and to forecast China’s total population under the change of China’s family planning policy so as to measure shock disturbance effects on China’s population development. Design/methodology/approach China has been the most populous country for hundreds of years. An...
Article
Full-text available
Purpose Considering current development of Grey Systems Theory (GST), we can come up with the following thesis: practical applications are a dominant subject of research. Thus, what seems to be symptomatic for relatively young knowledge disciplines, the authors observe the presence of imbalance between the development of GST application tools and...
Article
Grey variable weight clustering method, based on possibility function with flexible endpoint, has a problem with its clustering results while the continuation coefficient is overlarge. To solve this problem, grey variable weight clustering method is modified via defining modified grey clustering coefficient based on standard deviation. Further, gre...
Article
Purpose The purpose of this paper is to combine interval grey number algorithm with project scheduling model so as to solve interval grey number based project scheduling problem. Design/methodology/approach According to grey system theory, if we could not clearly collect the right value of an activity while the upper and lower boundaries of the...
Article
Purpose The purpose of this paper is to construct a grey clustering model based on the nonlinear whitenization weight function and to assess the safety of civil aircraft by using a quantitative method. Design/methodology/approach According to the running stage of civil aircraft safety assessment issues, first the civil aircraft safety evaluation...
Article
Purpose The purpose of this paper is to summarize types of grey information, explain mechanism of grey system modeling and give out framework of grey system theory. Design/methodology/approach Grey system theory (GST) has been developed for more than 3 decades, while the framework of GST is still in an evolutionary process. This manuscript first...
Article
Purpose The purpose of this paper is to study a new approach by combining a multilayer perceptron neural network (MLPNN) algorithm with a GM(1, N) model in order to estimate the development cost of a new type of aircraft. Design/methodology/approach First, data about developing costs and their influencing factors were collected for several types...
Article
Purpose The purpose of this paper is to present the terms of sequence operators and grey data mining. Design/methodology/approach The definitions of basic terms about sequence operators and grey data mining are presented one by one. Findings The reader could know the basic explanation about the important terms about sequence operators and grey da...
Article
There are some problems in determining the index weight in the model of grey clustering for interval grey numbers. According to the definition of entropy, the method of grey entropy-weight is proposed to determine the index weight, thus the corresponding algorithm is conducted. In the grey clustering model based on the entropy and interval grey num...
Article
Purpose – The purpose of this paper is to establish a combined model for selecting key indexes of complex equipment, and then improve the cost forecasting precision of the model. The problem how to choose the key elements of complex products has always been concerned on many fields, such as cost assessment, investment decision making, etc. Design/...
Article
Purpose – The purpose of this paper is to summarize the progress in grey system research during 2000-2015, so as to present some important new concepts, models, methods and a new framework of grey system theory. Design/methodology/approach – The new thinking, new models and new methods of grey system theory and their applications are presented in...
Article
The basic framework ofgrey system theory initiated by Professor Julong Deng, the founder of grey system theory is introduced. The most used new thinking, methods, and models of grey system theory are presented in this paper. Such as algorithm rules of grey numbers based on the "Kernel" and the degree ofgreyness of grey numbers, the concept of gener...
Article
Full-text available
Purpose – The purpose of this paper is to present two novel grey cluster evaluation models to solve the difficulty in extending the bounds of each clustering index of grey cluster evaluation models. Design/methodology/approach – In this paper, the triangular whitenization weight function corresponding to class 1 is changed to a whitenization weigh...
Article
Full-text available
Purpose – The purpose of this paper is to provide a foundational reference and practical guidance for modelling small and poor data with incomplete information. Design/methodology/approach – The definitions of four basic models of GM(1, 1), such as Even Grey Model (EGM), Original Difference Grey Model (ODGM), Even Difference Grey Model (EDGM) and...
Conference Paper
Scientific prediction and estimation for the development cost of civil aircraft, not only conducive to strengthening the control of cost, is also the key to ensure the success of the project. Considering the complex influence factors of civil aircraft cost with the scarce sample data, a combination model is adopted. Firstly, constructing a multi fa...
Article
This paper applies novel models to forecast the developing trends of China's energy production and consumption under the influence of China's energy saving policy. An optimized single variable discrete grey forecasting model is adopted to forecast the total amount of energy production and consumption while a novel Markov approach based on quadratic...
Article
Purpose – The purpose of this paper is to propose novel civil aircraft cost parameters’ selection method and novel cost estimation approach for civil aircraft so as to effectively simulate or forecast civil aircraft cost under poor information and small sample. Design/methodology/approach – Based on existent cost estimation indexes, this paper sum...
Article
This paper aims to study a new grey prediction approach and its solution for forecasting the main system variable whose accurate value could not be collected while the potential value set could be defined. Based on the traditional non-homogenous discrete grey forecasting model (NDGM), the interval grey number and its algebra operations are redefine...
Article
To compare interval grey weights more reasonably, this paper proposes a novel probability degree solving approach, termed a graph-algebra approach, in which two different interval grey weights are separately set as axes of a two dimensional graph where lower and upper boundaries of these two weights are identified as a rectangular comparison area....
Article
China is in a key stage of industrialization and urbanization, which brings a high economic growth rate accompanied by high energy consumption. To alleviate the unsustainable demand for energy consumption, China’s government has instigated an energy-saving policy to decrease energy consumption per unit gross domestic product (GDP) so as to improve...
Article
Purpose – The purpose of this paper is to construct index system of international cooperation project selection, propose a grey cluster model for project selection and apply propose model for Jiangsu international cooperation key-technology projects selection. Design/methodology/approach – Considering supply of international cooperation project is...
Article
This paper aims to study a novel expansion discrete grey forecasting model, which could aggregate input information more effectively. In general, existing multi-factor grey forecasting models, such as one order and h variables grey forecasting model (GM (1, h)), always aggregate the main system variable and independent variables in a linear form ra...
Article
With respect to the decision making problems where a lot of fuzzy and grey information always exists in the real-life decision making information system, it is difficult for such uncertainty methods as fuzzy mathematics, probability, and interval numbers to deal with. To this end, based on the thought and method of grey numbers, grey degrees and in...
Article
Purpose – The purpose of this paper is to study the properties of derived grey verhulst prediction model with multiplication transformation and reduce its modeling complexity. Design/methodology/approach – The paper discussed the parameter characteristics of grey derived verhulst model under multiple transformation, and demonstrated its effect on...
Article
Purpose – The purpose of this paper is to study a novel grey possibility degree approach, which is combined with multi-attribute decision making (MADM) and applied MADM model for solving supplier selection problem under uncertainty information. Design/methodology/approach – The supplier selection problem is a typical MADM problem, in which informa...
Article
Full-text available
The definitions of 4 basic models of GM (1, 1), such as even grey model (EGM), original difference grey model (ODGM), even difference grey model (EDGM), and discrete grey model (DGM), are put forward. The properties and characteristics of different models are studied and the equivalences of different models are proved. The applicable bounds of diff...
Article
Aiming to reveal the changing law of modeling accuracy of grey Verhulst model resulted from the small perturbation of primitive sequence, we took the spectrum condition number of matrix as a tool of measuring the morbidity of this model and analyzed the value of conditions of coefficient matrix. The research result shows that only when the first da...
Article
The aim of this paper is to investigate system main variable forecasting problems with grey number information, in which the true values about the variable sequence are incompletely known while the potential value sets could be defined In order to analyze the forecasting interval of developing trend of system main variable, we established a novel s...
Article
Air pollution has become a serious problem in China. The Ministry of Environmental Protection of China releases real-time air quality monitoring data of 74 major cities online. This thesis applies grey incidence analysis to assess the air quality of 12 monitoring stations by considering all the she indicators instead of the maximum value. The resea...
Conference Paper
Simulation precision of conventional grey prediction models is poor when the modeling sequence has the feature of oscillation. Actually, the smoother the sequence is, the higher the simulation precision is. With the purpose of perfecting the smoothness of the oscillation sequence and improving the simulation precision of grey models, this paper res...
Conference Paper
To study the selection of the international cooperation project in China, a method based on grey clustering decision-making model is proposed and applied in selection of international cooperation key-technology projects in Jiangsu Province. The demand and supply information is defined as urgency and possibility indexes in the international cooperat...
Conference Paper
Air pollution has become a serious problem in China. The Ministry of Environmental Protection of China releases real-time air quality monitoring data in 74 cities online. This thesis applies grey incidence analysis to assess the air quality of 12 monitoring stations. The research shows that the two methods achieve similar evaluation results. The ma...
Article
To solve the problem that traditional grey models were constructed on the hypothesis that the original data sequence is in accord with homogeneous index trend rather than non-homogeneous index trend. A novel grey forecasting model based on non-homogeneous index sequence approximately (abbreviated as NDGM) is proposed. It is proved that the models b...