中国科学院数学与系统科学研究院期刊网

Systems Engineering - Theory & Practice 2001 Vol.21

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Study of Enterprise Resource Planning Based Agent Technique
Bao Jun GONG;Shu Qing WANG
Systems Engineering - Theory & Practice    2001, 21 (1): 1-7.   DOI: 10.12011/1000-6788(2001)1-1
Abstract1243)      PDF(pc) (141KB)(884)       Save
The relation between enterprise management reform and enterprise information system is studied from the system engineering point of view and some key problems of Enterprise Resource Planning(ERP) are presented. According to these key problems, the theory and implementation of the method adopting multiagent technique is put forward. As an example, how to support BPR based on multiagent framework is discussed. At last, some of problems were studied.
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The Study of Object-Oriented Developing Method Based on Large Information System
Tao WANG
Systems Engineering - Theory & Practice    2001, 21 (1): 8-12.   DOI: 10.12011/1000-6788(2001)1-8
Abstract1151)      PDF(pc) (153KB)(868)       Save
According to the experience of developing large information system, the author got some research results of object-oriented developing method based on large information system in this article.
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中国系统工程学会系统动力学专业委员会江西省系统工程学会学术会议征文通知
Systems Engineering - Theory & Practice    2001, 21 (1): 13-13.   DOI: 10.12011/1000-6788(2001)1-13
Abstract1464)      PDF(pc) (99KB)(735)       Save
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Review on the Progress for the Modern Finance Theory
Hai Long LIU;Li Hui ZHENG;Chong Feng WU
Systems Engineering - Theory & Practice    2001, 21 (1): 14-20.   DOI: 10.12011/1000-6788(2001)1-14
Abstract1398)      PDF(pc) (190KB)(1856)       Save
In this paper, we firstly summarized the progress for wide application of the mathematical finance to the modern finance theory. Then the analysis of the development tendency for the modern finance theory is made, and the present research situation within the country for modern finance theory is discussed.
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A Kind of Fuzzy Multiple Objective Programming Method for Portfolio Investment
Cun Zhi GUO;Cui Yong ZHENG
Systems Engineering - Theory & Practice    2001, 21 (1): 21-24.   DOI: 10.12011/1000-6788(2001)1-21
Abstract1500)      PDF(pc) (170KB)(1661)       Save
Based on considering the fuzzy property of the expected profit rates and investment risk for portfolio investment and using diversification selection constraints to counteract the non-system risk, this paper presents a new fuzzy multiple objective programming model for the decision of securities investment with maximum of the expected rate of return and mimimum of the investment risk measured by β, and the method of solution is proposed.
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The Cause Analysis of China Inflation
Shi Ping WAN;Yuan SHU
Systems Engineering - Theory & Practice    2001, 21 (1): 25-30.   DOI: 10.12011/1000-6788(2001)1-25
Abstract1560)      PDF(pc) (235KB)(1664)       Save
The paper argues that over-issuing of money and rise of wage-cost are the main reasons of inflation in China recently. Rapid economic growth does not directly cause inflation. To control inflation effectively, applying modest deflation policy and controlling anti-inflation cost are very important
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Research on Combined Grey Neural Network Model of Seasonal Forecast
Mian XING
Systems Engineering - Theory & Practice    2001, 21 (1): 31-35.   DOI: 10.12011/1000-6788(2001)1-31
Abstract1324)      PDF(pc) (169KB)(1313)       Save
Because the seasonal time sequence has the double trends of increasing and fluctuating, it is proposed for the combined grey neural network model of seasonal forecast. We study the problem of complex seasonal forecast with double nonlinear trends and give on application case. We provide a new and effective method for the seasonal forecast.
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Matrix Method for Draw up Information Input-Output Tables Based on Ordinary Input-Output Tables and Applications
Shao Pan ZENG
Systems Engineering - Theory & Practice    2001, 21 (1): 36-40.   DOI: 10.12011/1000-6788(2001)1-36
Abstract1234)      PDF(pc) (168KB)(1123)       Save
The information input-output tables is the foundation of information economy input-oputput measure. In this paper, a matrix method for draw up information input-output table based on ordinary input-output table is given. This method can simplify working process greatly.
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A Study on Fuzzy Capacitated Dynamic Lot-Sizing Problem
Hong Yun XIONG;Xiu Fang YANG;Yue HE
Systems Engineering - Theory & Practice    2001, 21 (1): 41-44.   DOI: 10.12011/1000-6788(2001)1-41
Abstract1271)      PDF(pc) (171KB)(877)       Save
A mixed integer programming model is built for the fuzzy capacitated dynamic lot-sizing problem (FCLSP) by means of the fuzzy technology. A heuristic method combined genetic algorithm and parameter linear programming is proposed to the FCLSP. A simulation example shows that the method is effective.
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Eigenvectors of Fuzzy Matrices
Zhou Tian FAN;Qian Sheng CHENG
Systems Engineering - Theory & Practice    2001, 21 (1): 45-52.   DOI: 10.12011/1000-6788(2001)1-45
Abstract1340)      PDF(pc) (248KB)(1002)       Save
Let A be an n × n fuzzy matrix, X be an n-tuple fuzzy vector. X is called a eigenvector of A if AX=X. In this paper, a theoretical necessary and sufficient condition has been established for X to be a eigenvector of A. It is shown that how to calculate the maximal eigenvector of A. And the formula to calculate the number of eigenvetors of A has been established when A is a Boolean square matrix.
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Moment Estimation in a Nested Logistic Model
Dao Ji SHI;Bing Kun SUN
Systems Engineering - Theory & Practice    2001, 21 (1): 53-60.   DOI: 10.12011/1000-6788(2001)1-53
Abstract1322)      PDF(pc) (199KB)(1064)       Save
This paper considers multivariate extreme value distribution in a nested logistic model. Moment estimation of all parameters and explicit algebraic formulae for elements of asymptotic covariance matrix of estimators are given. It is possible to use pool multivariate sample for improving the precision of the estimators when marginal parameters are equal.
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The Ideal Scheme Method for the Multiplestage and Multiple Attribute Decision Making
Jia Xue LIU;Chang Yi ZHENG
Systems Engineering - Theory & Practice    2001, 21 (1): 61-64.   DOI: 10.12011/1000-6788(2001)1-61
Abstract1331)      PDF(pc) (222KB)(1046)       Save
Based on the ideal scheme and application degree's definition, we turn the multiplestage and multiple attribute decision problem with time series into a multiple objective optimization model. Thus we provide a scientific and reliable method for this kind of decision problem.
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Weighty Hierarchies of q-ary Linear Codes of Dimension 3 and Dimension 4
Xu Shun SUN;Wen De CHEN
Systems Engineering - Theory & Practice    2001, 21 (1): 65-70.   DOI: 10.12011/1000-6788(2001)1-65
Abstract1422)      PDF(pc) (186KB)(844)       Save
Weight hierarchy of a linear code corresponds to its difference sequence. In this paper, non-chain difference sequences of linear codes (q=8,9) are obtained. In particular, an improved genetic algorithm is applied to search of chain difference sequences of linear codes. The results demonstrate that the algorithm is very effective.
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A Branch-and-bound Algorithm for RCPSP with Each Activity Duration Dependent upon Its Actual Start-Time
Ning MAO;Qing Xin CHEN;Xin CHEN;Ying Luo WANG
Systems Engineering - Theory & Practice    2001, 21 (1): 71-78.   DOI: 10.12011/1000-6788(2001)1-71
Abstract1580)      PDF(pc) (203KB)(1021)       Save
This paper deals with the multiple resource-constrained project scheduling problem (RCPSP). Differently from the problem investigated by other researchers, the problem handled in this paper is with variable resource requirement and variable renewable resource availability constraints. Besides, the duration of each activity in the project is dependent upon its actual start-time. As an extension, the branch and bound algorithm put forward in this paper can solve this kind of general project scheduling pro...
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A New Network Algorithm of BANT-PERT——Also to Demonstrate the Chief Insufficiencies in Traditional PERT
Shi Xian REN
Systems Engineering - Theory & Practice    2001, 21 (1): 79-82.   DOI: 10.12011/1000-6788(2001)1-79
Abstract1220)      PDF(pc) (178KB)(1135)       Save
In this paper, the insufficiencies in traditional PERT is demonstrated, and a new network algorithm of BANT-PERT is given.
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The New Trend of Human Resource Management——From Job-Based Human Resource Management to Competency-Based Human Resource Management
He Yi SONG;Yu Fan SHANG
Systems Engineering - Theory & Practice    2001, 21 (1): 83-87.   DOI: 10.12011/1000-6788(2001)1-83
Abstract1375)      PDF(pc) (122KB)(1137)       Save
The design of organizations around job structures has dominated the fields of organizational behavior and human resource management for decades. However, this approach is challenged. Many researchers suggest that a competency-based approach is more appropriate. In the global competitive environment, reward systems, selection systems, and the structure of organizations need to change to focus on competencies. The necessity of the change is discussed from the directions of the change of nature of work, the c...
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The Quality Control Model of Satellite Product Assurance System
Shi SHU;Li Bin LU;Hong Chang ZHU
Systems Engineering - Theory & Practice    2001, 21 (1): 88-95.   DOI: 10.12011/1000-6788(2001)1-88
Abstract1374)      PDF(pc) (248KB)(857)       Save
This paper presents the models of product assurance system on the condition of executing satellite product assurance by use of model reference theory. And the quality control objective function of the product assurance system is applied to manage and control the quality of specific satellite product.
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Modified Setup Architectures for National Defense Information System
Bai Chuan LIANG
Systems Engineering - Theory & Practice    2001, 21 (1): 96-102.   DOI: 10.12011/1000-6788(2001)1-96
Abstract1597)      PDF(pc) (268KB)(950)       Save
The national defense information systems are open distributed system. In case of information warfare (IW),each and every attack run through a whole process of entire information, first and foremost, the national defense information systems should be safe systems. This paper studies the setup architectures for safe national defense information system.
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System Abstraction Thinking and the Conceptual Model of Federal Warfare Simulation
Yan Qi BAI;Chuan Xin GONG
Systems Engineering - Theory & Practice    2001, 21 (1): 103-108.   DOI: 10.12011/1000-6788(2001)1-103
Abstract1421)      PDF(pc) (133KB)(1266)       Save
ion thinking methodology, we present the three-level abstraction strategies in the development of FWS, and describe the basic framework of conceptual model used in the first level abstraction.
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An Improvement Exponential Model for Reliability Growth Analysis
Bi Feng SONG;Zhi Gang XU;Wei Ji LI
Systems Engineering - Theory & Practice    2001, 21 (1): 109-113.   DOI: 10.12011/1000-6788(2001)1-109
Abstract1359)      PDF(pc) (174KB)(793)       Save
Based on simple exponential model and the theory of non-homogeneous Poisson process, an improvement exponential model for reliability growth analysis of complex maintainable system is developed. The availability of this new model is wider than AMSAA model. All formulae for maximum likelihood estmation of parameters and goodness of fit test are derived out. Two examples are given to show the effectiveness of this new model.
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Application of GPS/GLONASS Integrated Location and Navigation Technologies to Intelligent Transport Systems
Fei Zhou ZHANG;Ji Shun HUANG;Chang Rong WANG;Yue Zu FAN;Xian Fang SUN
Systems Engineering - Theory & Practice    2001, 21 (1): 114-119.   DOI: 10.12011/1000-6788(2001)1-114
Abstract1450)      PDF(pc) (147KB)(1151)       Save
Two kinds of GPS and GLONASS of global satellite navigation systems in actual existence are combined by means of advanced integrated navigation technologies, on this wise every several superiority of GPS and GLONASS could be put into effect and relatively complemented. Because integrated GPS/GLONASS location and navigation adopt advanced integrated technologies and make full use of GLONASS without SA, high and good reliability and precision positioning services are supplied so as to increase the number o...
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Traffic Command Control Decision Support System
Liang Ji HUANG
Systems Engineering - Theory & Practice    2001, 21 (1): 120-124.   DOI: 10.12011/1000-6788(2001)1-120
Abstract1454)      PDF(pc) (173KB)(980)       Save
In this paper, the military C 3I (command control communication intelligence), especially the C 2 (command control) which is the center of C 3I, is applied to the traffic control system. In conjunction with several developing subject, we establish the traffic command control decision support system (C 2 DSS).
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Analysis of the Dynamic Railway Transportation System
Shi Peng ZHU;Quan Shou ZHANG
Systems Engineering - Theory & Practice    2001, 21 (1): 125-129.   DOI: 10.12011/1000-6788(2001)1-125
Abstract1393)      PDF(pc) (171KB)(795)       Save
The optimal model of resource allocation of the railway transportation system under the special transportation operation mode was elaborated in this paper based on the analyzing of the process of the stochastic factors′ generation, pervasion and elimination as the example of queueing networks problem of the railway transportation system.
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A Study on Dynamic User-Optimized Traffic Assignment
Xiao Fa SHI;Wei WANG
Systems Engineering - Theory & Practice    2001, 21 (1): 130-133.   DOI: 10.12011/1000-6788(2001)1-130
Abstract1690)      PDF(pc) (173KB)(1362)       Save
In this paper, we set forth a dynamic user-optimized traffic assignment model. It can predict the behavior of temporal traffic flow on a multiple origin destination network. Optimal conditions are derived using the optimal control theory and proved these conditions corresponding to dynamic user optimized traffic flow patterns. By using this model it can be controlled the traffic flow on urban transportation network using this model.
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Profit Sharing in Production, Procurement and Marketing Management
Bing LIU;Rong Jie LV;Kai KANG
Systems Engineering - Theory & Practice    2001, 21 (1): 134-138.   DOI: 10.12011/1000-6788(2001)1-134
Abstract1523)      PDF(pc) (178KB)(866)       Save
Production, procurement and marketing management is critical in today's business environment. Under most circumstances, one of the significant factors of the stochastic profits is three managers' effort. The managing director must coordinate the profit relationship of three managers with effective incentive mechanism, in order to acquire more profits. The paper uses game theory to solve profit sharing in production, procurement and marketing management.
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A Note on the Properties for Convex Combination of Judgement Matrix in [1] and [2]
Ze Shui XU
Systems Engineering - Theory & Practice    2001, 21 (1): 139-140.   DOI: 10.12011/1000-6788(2001)1-139
Abstract1259)      PDF(pc) (200KB)(793)       Save
By giving a counter example, this paper points out and analyses the errors in the properties for convex combination of judgement matrix in [1]and [2].
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中国系统工程学会第11届学术年会暨学会成立20周年纪念大会会议纪要
Systems Engineering - Theory & Practice    2001, 21 (1): 141-142.   DOI: 10.12011/1000-6788(2001)1-141
Abstract1132)      PDF(pc) (55KB)(661)       Save
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Decision-Making Model Incorporating Risk Behaviorunder Project Risk Management
Qi Ming LI;Li Yin SHEN
Systems Engineering - Theory & Practice    2001, 21 (10): 1-8.   DOI: 10.12011/1000-6788(2001)10-1
Abstract1849)      PDF(pc) (154KB)(1475)       Save
This paper adopts an alternative approach to investigate risk behavior through the investigation of rish characteristic. Following the review on risk characteristics, this study establishes the concept of risk attractiveness, risk constraints and risk balance process. These conceptual developments lead this study to the establishment of risk-behavior decision-making model which integrate risk management techniques and risk behavior.
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A Risk-Return Model of Group Decision Making in Investment Fund
Shan Cun LIU;Wan Hua QIU;Cun Ping WEI;Shou Yang WANG
Systems Engineering - Theory & Practice    2001, 21 (10): 9-16.   DOI: 10.12011/1000-6788(2001)10-9
Abstract1642)      PDF(pc) (198KB)(937)       Save
Investment fund is served as a popular tool by investors in portfolio selection problems. It can be operated by experts with special knowledge and experience. In this paper, return, risk and transaction costs are the main objectives concerned in our portfolio selection model. First, we aggregated the judgements of objectives and weights given by a group of experts to a group consensus judgements with relative entropy method (REM); Second, we construct the hierarchical goal programming, which can be translat...
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On the Conceptual Foundation of Information Systems
Hao Xiang XIA;Zhong Tuo WANG;Yan Zhong DANG
Systems Engineering - Theory & Practice    2001, 21 (10): 17-24.   DOI: 10.12011/1000-6788(2001)10-17
Abstract1136)      PDF(pc) (142KB)(1254)       Save
The traditional understanding of information system is analyzed, and a new understanding, which is termed as "organization information system", is suggested on the basis of re-thinking the concepts of "system" and "information". Finally, the paper discusses the theoretic structure of the organization information system.
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A Decision Support System for the National DefenseR&D Project Termination Decision
Jian Cheng GUAN;Quan LIU
Systems Engineering - Theory & Practice    2001, 21 (10): 25-30.   DOI: 10.12011/1000-6788(2001)10-25
Abstract1465)      PDF(pc) (187KB)(875)       Save
The aim of this study is to reveal and resolve the existing problems of the evaluating and terminating decision methods for national defense R&D projects. In accordance with this aim we explore the feasibility of neural network to evaluate and terminate an ongoing R&D project. A framework of decision support system (DSS), which combines the neural network with traditional weighed scoring model for the termination purpose, is proposed. The design for the DSS is further described in detail. Finally, an empiri...
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An Intelligence Assistant Decision Model Based on the Thought Simulation for the Real Time Tactics C+3I System of the Air Defense
Lei ZHANG;Jin Ping SUN;Ying Jie LEI
Systems Engineering - Theory & Practice    2001, 21 (10): 31-34.   DOI: 10.12011/1000-6788(2001)10-31
Abstract1501)      PDF(pc) (172KB)(1032)       Save
In this paper, according with the military affairs decision, an Intelligence assistant decision model is discussed based on the thought simulation. It contains the following parts: the decision information is assorted for the thinking of their trait; the rule-based knowledge representation; the synthetical reasoning for the tactics decision; the realization of the model. The emulation result has made known it is an effective model.
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Method of Reliability Evaluation for Cold and Warm Stand-by Systems
Jin YU;Hong Qi XUE
Systems Engineering - Theory & Practice    2001, 21 (10): 35-41.   DOI: 10.12011/1000-6788(2001)10-35
Abstract1630)      PDF(pc) (184KB)(1110)       Save
The problems of reliability evalution for cold and warm stand by systems are studied in this paper.the point estimation.moment structure and confidence lower limit of reliability for stand by systems are provided.The proposed method to tally with the actual situation is illustracted by simulation and case study.
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A New Method of Designing Artificial Neutral Network Based on Genetic Algorithm
Jian LUO;Jun Xiang LIU
Systems Engineering - Theory & Practice    2001, 21 (10): 42-46.   DOI: 10.12011/1000-6788(2001)10-42
Abstract1334)      PDF(pc) (136KB)(1901)       Save
Currently research on ANN(Artificial Neutral Network) is mainly focused on the initial weight and structure. It is a developing tendency to combine ANN with GA(Genetic Algorithm). Compared with general ANN design, this paper puts forward a new operator, BP operator, and optimizes the ANN's initial weights and structure at the same time. The result of the emulation is very reasonable.
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A Class of New Discrete Time-Delay Recurrent RBF Neural Networks
Mei Qin LIU;Gang Feng YAN;Zhen FAN
Systems Engineering - Theory & Practice    2001, 21 (10): 47-51.   DOI: 10.12011/1000-6788(2001)10-47
Abstract1382)      PDF(pc) (182KB)(922)       Save
A class of recurrent RBF neural networks with discrete time FIR/IIR filters are presented. The discrete time FIR/IIR filters in their output layers replace the output linear weights in general RBF neural networks in order to apply them to identification and control of discrete dynamic systems and prediction of chaotic time series. The learning algorithms are simple and can avoid unstability existing in conventional recurrent algorithms. Application of the new neural networks to modelling dynamic systems sho...
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The Application Research of Neural Networks to the Fault Diagnosis of Diesel Engine
Yue Min WANG;Qiang WEI;Wei Jian QIAN
Systems Engineering - Theory & Practice    2001, 21 (10): 52-57.   DOI: 10.12011/1000-6788(2001)10-52
Abstract1521)      PDF(pc) (178KB)(923)       Save
This paper applies neural networks to diagnose the fault of diesel engines by using Scaled Conjugate Gradient Algorithm. First, the Scaled Conjugate Gradient Algorithm is discussed, then,the feature parameters and the kinds of fault used by diagnosing diesel engine fault are given. In addition, the best fit curve equations of feature parameters are extracted. At last, 6-135ZC diesel engine is exampled for this, and the neural networks is verified by using the fault data of diesel engine . Experimental resul...
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Comparison between Optimal Ex-Post Licensing Policies for an Incumbent Firm
Pei Jun HUO;Guo Liang XUAN
Systems Engineering - Theory & Practice    2001, 21 (10): 58-65.   DOI: 10.12011/1000-6788(2001)10-58
Abstract1314)      PDF(pc) (193KB)(777)       Save
This paper derives optimal ex-post licensing policies for an incumbent monopolist faced with two potential competitors who can enter the market by developing some substitute, but inferior, production technology. The outcome of the two potential entrants developing substitute technology is that none, only one or both of them succeed. Under every of the three cases that the substitute technology is inferior to the incumbent's in terms of fixed costs, unit costs or product quality, the optimal ex-post licensin...
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Cross-sectional Study on the Capital Asset Pricing in Shanghai Stock Market
Chao Jun YANG;Ming Chao CAI;Ji Bo FU
Systems Engineering - Theory & Practice    2001, 21 (10): 66-70.   DOI: 10.12011/1000-6788(2001)10-66
Abstract1625)      PDF(pc) (174KB)(2044)       Save
This paper reviews the interactive development of theories and empirical tests of the capital asset pricing, and analyzes the factors that influence capital asset pricing in Shanghai stock market with cross-sectional approaches. The study shows that: 1) the measurement method of beta has influence on the outcomes of the tests of the standard CAPM; 2) the systematic risk is not the only factor that influences the rate of returns in Shanghai stock market, which has' size effect' as those western mature sto...
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Model of Reform of Capital Assets for Hotel Enterprises
Tao XIN
Systems Engineering - Theory & Practice    2001, 21 (10): 71-76.   DOI: 10.12011/1000-6788(2001)10-71
Abstract1340)      PDF(pc) (127KB)(956)       Save
The article analyzes various models of re-organization; Governance (or administration), Market independent (enterprise) and a Combination of aforementioned. The article further studies the behavioral characteristics of three models: Amalgamation Control and Absorption. Further considerations have been identified by: capital assets, debt service ratio, employee arrangement, intangible assets and financial status. Recommendations to consider have been identified by: establishing a hotel group and / or managem...
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Development of the Rough Set Theory and Its Application
Shu An LIU;Hong Tao DU;Xiao Ling WANG
Systems Engineering - Theory & Practice    2001, 21 (10): 77-82.   DOI: 10.12011/1000-6788(2001)10-77
Abstract1346)      PDF(pc) (186KB)(1723)       Save
The basic concept of the rough set theory is introduced, some relative function and evaluation function related to the rough set theory are given, some examples are given to introduce the concept. Finally, we propose some advantages of the rough set and introduce some prospective application field of the rough set.
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