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Proceedings of ICSSSM '05. 2005 International Conference on Services Systems and Services Management, 2005.最新文献

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Optimized allocation of resources based on neural dynamic system 基于神经动态系统的资源优化配置
Xin Li, Q. Tan
The allocation of resources is an important question in the domain of services trade. Usually, in order to get a better allocating form, a great deal of computing price has to be paid. And also, because of the complexity of the computing, an optimized allocating form is unable to be acquired frequently in fact. A method of optimized allocation of resources is presented in this paper. It's based on the neural dynamic system. Via this way, the optimized allocating form is generated fully dynamically and there's no need to enumerate all kinds of allocating forms. The computing efficiency is improved quite greatly. At the same time, the neural dynamic system can be processed with thread technology. Cells in each group are able to function concurrently. Thus, the calculating speed is increased more.
资源配置是服务贸易领域的一个重要问题。通常,为了获得更好的分配形式,必须付出很大的计算代价。而且,由于计算的复杂性,往往无法获得最优的分配形式。本文提出了一种资源优化配置的方法。它基于神经动力学系统。通过这种方式,优化后的分配表单是完全动态生成的,不需要枚举各种分配表单。计算效率得到了很大的提高。同时,利用线程技术对神经动力学系统进行处理。每一组细胞都能同时起作用。从而大大提高了计算速度。
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引用次数: 0
A study on fuzzy bid-evaluating model 模糊评标模型的研究
Zhiduan Xu
In this paper, fuzzy decision method is used to build a fuzzy bid-evaluating model about four indices, which have effect on bid evaluating about construction projects. At the end of the paper, an example is showed, whole bid procedures, which determines the justness and fairness of the bid market The goal of this system is to locate the technical and financial capabilities, the reasonable pricing and good credits that enable the bidders.
本文运用模糊决策方法,建立了影响工程项目评标的四个指标的模糊评标模型。最后,通过实例说明了整个投标程序,确定了投标市场的公正性和公平性,该系统的目标是确定投标人的技术和资金能力,合理的定价和良好的信用。
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引用次数: 0
Analysis on effect of overconfidence on principal-agent contract 过度自信对委托代理合同的影响分析
Qianjie Chen, Xiutai Yang
Using the expressing methods of overconfidence provided by Daniel, Hirshleifer, Subrahmanyam, Gervais and Odean etc. for reference, under the condition of hypothesizing the agent to be overconfident, this paper researches the mechanism of the agent's overconfident preference affecting on the principal-agent contract by setting up an appropriate mathematical model. The result shows that the principal-agent contract that the agent obtains entire residual return and bears all operating risk and the principal only obtains fixed return corresponding to his fund and does not bear any operating risk is optimal for the principal under the hypothesis condition that the principal does not monitor the agent. Moreover, the fixed return that the principal could obtain is increased in the overconfident level of the agent and decreased in the agent's reservation utility level.
本文借鉴Daniel、Hirshleifer、Subrahmanyam、Gervais、Odean等人提出的过度自信的表达方法,在假设代理人过度自信的条件下,通过建立适当的数学模型,研究代理人过度自信偏好对委托代理契约的影响机制。结果表明,在委托人不监督代理人的假设条件下,代理人获得全部剩余收益并承担全部经营风险,委托人只获得与其基金相对应的固定收益而不承担经营风险的委托代理契约是委托人的最优契约。在代理的过度自信水平下,委托人所能获得的固定收益增加,在代理的保留效用水平下,委托人所能获得的固定收益减少。
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引用次数: 0
Discussions on application of franchise in Chinese vocational education industry 特许经营在我国职业教育行业的应用探讨
Sheng Li, Xue-sen Pu
Vocational education industry, a promising industry, is still in its initial stage in applying franchise in China, and there are some problems need to be solved. In this paper, the present state of IT education industry in China is analyzed and a few countermeasures based on core competence view are proposed here in order to help vocational education companies gain sustainable competitive advantage.
职业教育行业作为一个有发展前景的行业,在中国应用特许经营还处于起步阶段,存在一些问题需要解决。本文对中国IT教育产业的现状进行了分析,并基于核心能力观提出了几点对策,以期帮助职业教育企业获得持续的竞争优势。
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引用次数: 0
Vendor selection in supply chain system: an approach using fuzzy decision and AHP 供应链系统中的供应商选择:一种基于模糊决策和层次分析法的方法
D. Feng, Lei-lei Chen, Mei-xian Jiang
With the globalization of economic market and the development of information technology, much more information needs to be collected and processed for vendor selection, which makes it much more difficult to find right vendors. This paper, based on fuzzy decision theory and characteristics of supply chain management, proposes a comprehensive evaluation method for optimal combination selection among candidate vendors and outsourced parts. At first, some useless information is filtered by the judgment of process and production capacities. Then a hierarchical fuzzy model for vendor selection is developed. At the same time, a progressively-simplified approach is presented to deal with the order-combination optimization problem. Finally, an example is given to illustrate the effectiveness of this approach.
随着经济市场的全球化和信息技术的发展,需要收集和处理更多的信息来选择供应商,这使得找到合适的供应商变得更加困难。本文基于模糊决策理论和供应链管理的特点,提出了一种备选供应商与外包件组合最优选择的综合评价方法。首先,通过对工艺和生产能力的判断,过滤掉一些无用的信息。然后建立了供应商选择的层次模糊模型。同时,提出了一种逐步简化的排序组合优化方法。最后,通过一个算例说明了该方法的有效性。
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引用次数: 26
Analysis of extra cost for small suppliers under VMI condition VMI条件下小型供应商的额外成本分析
X. Huang, Lue Lin, Ying Xiong
The original idea of the vendor managed inventory (VMI) is to reduce the stock cost considerably and get rid of "bull-whip effect" for the whole supply chain. However, it is common that the small supplier is always being oppressed by the big manufacturers because of the difference of strength between them. In this article, the extra cost for the small supplier which is one member of supply chain have been analyzed and the relative factors which support the extra cost have been calculated either.
供应商管理库存(VMI)的最初思想是大幅降低库存成本,消除整个供应链的“牛鞭效应”。然而,由于实力的差异,小供应商经常受到大制造商的压迫。本文分析了作为供应链成员之一的小型供应商的额外成本,并计算了支持额外成本的相关因素。
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引用次数: 0
Business process modeling based on workflow model reuse 基于工作流模型重用的业务流程建模
Chao Yu, Guoqing Wu, Mengting Yuan
Workflow is a widespread technology and useful in business processes modeling. It can improve enterprises' competitiveness by increasing productivity and enhancing services for customers. A lot of workflow models have been accumulated in business application. These modeling experience are valuable and hard to acquire, and workflow models are similar in some degree if they are classified according to the business domain. If these models can be reused in practice, then it will improve the quality and efficiency of the modeling. For the goal, this paper proposes the system architecture to reuse the workflow models, and describe the modeling process.
工作流是一种广泛使用的技术,在业务流程建模中非常有用。它可以通过提高生产力和提高对客户的服务来提高企业的竞争力。在业务应用中积累了大量的工作流模型。这些建模经验是有价值的,而且很难获得,如果按照业务领域对工作流模型进行分类,它们在某种程度上是相似的。如果这些模型能够在实践中被重用,那么将会提高建模的质量和效率。为此,本文提出了工作流模型重用的系统架构,并对建模过程进行了描述。
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引用次数: 6
Co-evolution in an organization population of which knowledge-intensive service organizations form a part 以知识密集型服务组织为组成部分的组织群体中的协同进化
M. Peltoniemi
This paper provides an analysis of what the new economy and the increased importance and quantity of knowledge mean for the co-evolutionary change within organization populations of which knowledge-intensive service (KIS) organizations form a part. Co-evolution has four prerequisites, namely scarcity of customers in the market that leads to selection pressure, conscious choice that enables change, interconnectedness that enables the organizations to have an effect on each other and feedback processes that carry the long term repercussions of the choices that an organization makes. To some extent all of these deal with knowledge. A KIS organization may have several roles in co-evolution. It may enable co-evolutionary development of other organizations and it may also function as the driver of co-evolution. Additionally, KIS organizations change and develop in co-evolution with others of their kind. In different roles co-evolution may be competitive, mutualistic or exploitative.
本文分析了新经济和知识的重要性和数量的增加对知识密集型服务(KIS)组织组成部分的组织群体内的共同进化变化意味着什么。共同进化有四个先决条件,即市场上客户的稀缺性导致了选择压力,有意识的选择使变化成为可能,互联性使组织能够相互影响,反馈过程使组织做出的选择产生长期影响。在某种程度上,所有这些都与知识有关。一个KIS组织在共同进化中可能有几个角色。它可以使其他组织的共同进化发展成为可能,也可以作为共同进化的驱动力。此外,KIS组织在与同类组织的共同进化中变化和发展。在不同的角色中,共同进化可能是竞争的、互惠的或剥削的。
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引用次数: 6
Case-based reasoning and rule-based reasoning for railway incidents prevention 基于案例推理和基于规则推理的铁路事故预防
Yanping Cui, Zhenmin Tang, Haibing Dai
This paper presents a knowledge-based approach for preventing railway operation incidents, which helps railway operation professionals explore opportunities for dispatch quality improvement. The approach consists of two processors: incident analysis and dispatch advisory. Given a specific operation incident description, the proposed approach enables the identification of underlying problems in the incident and the suggestion of appropriate dispatch strategies that can be implemented to prevent repetitions of similar incidents. Case-based reasoning (CBR) and rule-based reasoning (RBR) are applied to generate dispatch strategies by adapting ones applied to previous incidents and/or using generalised rule-based knowledge for dispatch.
本文提出了一种基于知识的铁路运营事故预防方法,帮助铁路运营专业人员探索提高调度质量的机会。该方法由两个处理器组成:事件分析和调度咨询。给定具体的操作事件描述,所建议的方法能够识别事件中的潜在问题,并建议可以实施的适当调度策略,以防止类似事件的重复。基于案例的推理(CBR)和基于规则的推理(RBR)通过调整应用于先前事件的调度策略和/或使用广义的基于规则的调度知识来生成调度策略。
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引用次数: 11
Calculation method for portfolio's value at risk based on principal factor analysis 基于主因子分析的投资组合风险价值计算方法
Sanping Li, Chengxian Xu, Honggang Xue
In this paper, we propose principal factor analysis method to reduce the dimensions of a high dimensional random vector in calculating portfolio's value at risk. The theoretical foundation, algorithm and numerical example of the method are given. This method outperforms the principal component analysis method. Especially, the advantages of the method are marked, while the factors F's multicollinearity is serious.
在计算投资组合风险价值时,提出了一种降低高维随机向量维数的主因子分析法。给出了该方法的理论基础、算法和数值算例。该方法优于主成分分析法。特别是在因子F多重共线性严重的情况下,该方法的优点是明显的。
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引用次数: 0
期刊
Proceedings of ICSSSM '05. 2005 International Conference on Services Systems and Services Management, 2005.
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