نتایج جستجو برای: cognitive map

تعداد نتایج: 437713  

Journal: :Computer Standards & Interfaces 2008
Salvador Bueno Jose L. Salmeron

ERP tool selection can be seen as one of the most relevant decision-making stages for an organization. This task is conceived as being one of the most difficult ones when an organization is trying to acquire an ERP tool. This work proposes structuring the decision-making selection of ERP tools. With this purpose, we have applied a Fuzzy Cognitive Map based approach capable of offering a definit...

2014
Ling Zhang Xiaodong Qiao Lijun Zhu

s: Decision making problems always puzzled managers and decision makers in enterprises or organizations. There are many useful soft operation research methods could solve the complicated problem. The paper raises two classic approaches ANP (Analytical network process) and FCM (Fuzzy cognitive map). Those two methods have some similarities and differences. In thus, according to different decisio...

2006
Chunmei Lin Kexiong Chen Yue He

This paper presents a hybrid methodology of automatically constructing fuzzy cognitive map (FCM). The proposed method is based on immune algorithm to learn the connection matrix of FCM. In the algorithm, the DNA coding method is used, and in order to utilize the experts’ knowledge and the feature of system, they are used as “vaccine”. Finally, an illustrative example is provided. The results su...

2007
LIN CHUN-MEI

An approach is presented to multi-expert’s opinions combination based on the Dempster-Shafer evidence theory. In the method, we use multi-expert’s knowledge as evidence, the possible value of weight as frame of discernment, expert’s evaluation to a weight on frame of discernment as basic probability assignment, and use D-S rule combining to give fusion basic probability assignment m. Finally, t...

Journal: :Journal of Intelligent and Fuzzy Systems 2015
Mingjiu Yu Min Qu Jun Hu

Designer thinking has received much attention as an innovative problem-solving approach. However, it is also a vague and unclear activity which can only be studied through the input and output results in a design process. This paper proposes that the visual design state is the external performance of design thinking, which is used to clarify vague design thinking. In this paper, a method for ex...

2013
Isel Grau Gonzalo Nápoles María Matilde García Lorenzo

Several antiviral drugs have been approved for treating HIV infected patients. These drugs inhibit the function of proteins which are essential in the virus life cycle, thus preventing the virus reproduction. However, due to its high mutation rate the HIV is capable to develop resistance to administered therapy. For this reason, it is important to study the resistance mechanisms of the HIV prot...

2008
Chun-Mei Lin

Multi-expert constructing Fuzzy cognitive map is a typical multiexpert knowledge combination problem. In this paper, we investigate the use of Dempster-Shafer evidence theory as a tool for multi-expert knowledge combination. In proposed method, we use each expert opinion as a evidence, the possible value of weight as frame of discernment, the expert’s evaluation to a weight on frame of discernm...

2012
Zhen Peng Lifeng Wu Bingru Yang

In order to overcome the difficulty of cognitive and mining for large-scale multi-relationship system, we take the advantages of intelligent computing of FCM (Fuzzy Cognitive Map) and update the traditional FCM to MRFCM (Multi-Relationship based Fuzzy Cognitive Map) for multi-relationship data mining. The state mining of hyper-node and multi-relationship inference of MRFCM are studied and imple...

Journal: :Decision Support Systems 2016
József Mezei Peter Sarlin

The policy objective of safeguarding financial stability has stimulated a wave of research on systemic risk analytics, yet it still faces challenges inmeasurability. This papermodels systemic risk by tapping into expert knowledge of financial supervisors.We decompose systemic risk into a number of interconnected segments, for which the level of vulnerability is measured. The system is modeled i...

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