نتایج جستجو برای: cognitive map

تعداد نتایج: 437713  

2009
AdAm Johnson dAvid A. Crowe

Edward Tolman’s ideas on cognition and animal behavior have broadly influenced modern cognitive science. His principle contribution, the cognitive map, has provided deep insights into how animals represent information about the world and how these representations inform behavior. Although a variety of modern theories share the same title, they represent ideas far different than what Tolman prop...

Journal: :Expert Syst. Appl. 2013
Athanasios K. Tsadiras Nick Bassiliades

Fuzzy Cognitive Map (FCM) technique is a combination of Fuzzy Logic and Artificial Neural Networks that is extensively used by experts and scientists of a diversity of disciplines, for strategic planning, decision making and predictions. A standardized representation of FCMs accompanied by a system that would assist decision makers to simulate their own developed Fuzzy Cognitive Maps would be h...

Journal: :Appl. Soft Comput. 2008
Chrysostomos D. Stylios Voula C. Georgopoulos Georgia A. Malandraki Spyridoula Chouliara

Medical decision support systems can provide assistance in crucial clinical judgments, particularly for inexperienced medical professionals. Fuzzy cognitive maps (FCMs) is a soft computing technique for modeling complex systems, which follows an approach similar to human reasoning and the human decision-making process. FCMs can successfully represent knowledge and human experience, introducing ...

1982
Benjamin Kuipers

The \Map in the Head" metaphor states that knowledge of large-scale space is isomorphic to the information stored in a graphical map: That is, corresponding operations are used to store and retrieve information. The purpose of this essay is to look carefully at the \Map in the Head" metaphor to see the limits of its applicability. There are two types of experimental results that are diicult to ...

Journal: :Intelligent Decision Technologies 2011
Elpiniki I. Papageorgiou

In this work, the Fuzzy Inference Map approach (also known as Fuzzy Cognitive Map) is investigated to handle with the problem of risk analysis and assessment of pulmonary infections during the patient admission into the hospital. A Fuzzy Inference Mapping is an artificial cognitive structure within which the relations between the elements of a mental landscape can be used to assess the impact o...

2013
Montaceur Zaghdoud Mohammed Saeed Al-Kahtani

An intrusion response system is charged with minimizing any losses caused by intrusion. It remains ineffective if the response to the intrusion does not bring the timely and adequate corrections required by the victim system. This paper proposes a new intrusion response system based on contextual fuzzy cognitive map. In this intrusion response system framework, a new ontology is defined based u...

Journal: :Applied Mathematics and Computer Science 2014
Piotr Szwed Pawel Skrzynski

For contemporary software systems, security is considered to be a key quality factor and the analysis of IT security risk becomes an indispensable stage during software deployment. However, performing risk assessment according to methodologies and standards issued for the public sector or large institutions can be too costly and time consuming. Current business practice tends to circumvent risk...

2010
Maria Papaioannou Costas Neocleous Anastasis Sofokleous Nicos Mateou Andreas Andreou Christos N. Schizas

Α generic system for simulating complex dynamical systems along the paradigm of fuzzy cognitive maps (FCM) has been created and tested. The proposed system enables a user to design appropriate FCM structures, by specifying the desired concepts and the various parameters such as sensitivities, as well as a variety of shaping functions. The user is able to see the results, change the parameters, ...

Journal: :Multiagent and Grid Systems 2006
Chunyan Miao Jianshu Weng Angela Goh Zhiqi Shen Bo An

The grid is moving from the scientific grid to a pervasive and economic/business grid. Service trading, in which service provider and service consumer negotiate for a mutually acceptable agreement on multi-issues such as service performance, access cost etc., is one of the most important components in building the Economic Grid. In view of Pervasive Grid, a new challenging issue is that partici...

2004
Masafumi Hagiwara

Fuzzy Cognitive Maps (FCMs) have been proposed to represent causal reasoning by using numeric processing. They graphically represent uncertain causal reasoning. In the resonant states, there emerges a limit cycle or a hidden pattern, which is a FCM inference. However, there are some shortcomings concerned with knowledge representation in the conventional FCMs. In this paper, we propose Extended...

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