Social Network DeGroot Model
Supporting Consensus Reaching in Opinion Dynamics
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Article
Enhancing forest insect outbreak detection by integrating tree-ring and climate variables
Annual tree rings are widely recognized as valuable tools for quantifying and reconstructing historical forest disturbances. However, the influence of climate can complicate the detection of disturbance signal...
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Chapter
Social Network DeGroot Model: Consensus and Convergence Speed
This chapter presents the social network DeGroot (SNDG) model. Subsequently, we propose the consensus condition, weights and convergence speed in SNDG.
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Chapter
Strategic Manipulations with Trust Relationships
This chapter presents a trust relationship consensus reaching process (CRP) with a feedback mechanism that consists of two approaches to facilitate consensus reaching: (1) the leader-based preference adjustmen...
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Social Network DeGroot Model in Uncertain Contexts
When people state their opinions, they often cannot provide exact opinions but express uncertainty, such as an opinion within numerical interval. Moreover, owing to the differences in the cultural background a...
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Book
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Chapter
Introduction
In this chapter, we introduce the basic concepts and several basic models of opinion dynamics. In particular, we present the DeGroot model and its desired properties. Subsequently, we introduce group decision-...
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Consensus Reaching Through Adding Minimum Interactions
In this chapter, we consider the optimization-based consensus model to reach a consensus by adding minimum interactions in the SNDG model. Then, we propose algorithms to obtain the optimal solution using two s...
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Chapter
Risk Control in the Evolution of Public Opinion
The evolution of opinion in Internet social networks may result in several risk issues in digital era, which have garnered government attention, and develop in business. This chapter proposes an index to measu...
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Article
Uncertain Opinion Evolution with Bounded Confidence Effects in Social Networks
When people express their opinions for an issue, they can express both exact opinions and uncertain opinions, such as numerical interval opinions. Moreover, social network is a crucial medium of opinion intera...
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Article
Electrochemical Characteristics of Thin Nickel Hexacyanoferrate Films Formed on Gold and Thiol Self-Assembled Monolayers Modified Gold Electrodes
Nickel hexacyanoferrate (NiHCF) film was prepared and characterized on gold and thiol self-assembled monolayers (SAMs)-modified gold electrodes. It was found that the film exhibited some different electrochemi...
