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Table 1 Comparison of the proposed model to popular opinion model families and recent polarization models

From: A model of opinion and propagation structure polarization in social media

Model nameOpinion spectrumStochastic processInteraction modeModel parametersModeled aspect
Families of opinion models
 Voter [13]BinaryNode selectionSingularOpinionMajority influence
 Sznajd [70]BinaryPair selectionPairOpinionSocial validation
 Averaging [16]ContinuousNoneGlobalOpinionOpinion averaging, positive influence
 Bounded confidence [48]ContinuousPair selectionPairOpinion, deviation threshold, confidence valuePositive influence, selective exposure, confidence
Recent polarization models
 Argument exchange [50]ContinuousPair selection, argument selectionPairOpinion, argumentsArgument exchange, homophily
 Social feedback [6]BinaryPair selectionGlobalOpinion, opinion perception, learning rate, deviation probabilitySocial validation
 Algorithmic bias [63]ContinuousPair selectionPairOpinion, deviation threshold, bias strengthPositive influence, selective exposure, algorithmic bias
 Bounded confidence w/propaganda [71]ContinuousPair selectionPairOpinion, deviation threshold, confidence value, propaganda thresholdPositive influence, selective exposure, confidence, propaganda influence
 Bounded confidence w/emotion [67]ContinuousPair selectionPairOpinion, deviation threshold, confidence valuePositive influence, selective exposure, confidence, emotion
 Algorithmic bias [74]ContinuousPair selectionPairOpinionPositive influence, selective exposure, algorithmic bias
 Confidence-tolerance [59]ContinuousPair selectionPairOpinion, deviation threshold, confidence, rewiring probabilityPositive influence, selective exposure, confidence dynamic, connection rewiring
 News percolation [72]ContinuousSeed selectionPropagating broadcastOpinion, news fitness, sharing thresholdNews influence, homogeneity
 Proposed modelContinuousSeed selection, propagation successPropagating broadcastIndividual opinion, connection strength, news opinion, update rate, toleranceNews influence, selective exposure, connection strength