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 name | Opinion spectrum | Stochastic process | Interaction mode | Model parameters | Modeled aspect |
|---|---|---|---|---|---|
Families of opinion models | |||||
 Voter [13] | Binary | Node selection | Singular | Opinion | Majority influence |
 Sznajd [70] | Binary | Pair selection | Pair | Opinion | Social validation |
 Averaging [16] | Continuous | None | Global | Opinion | Opinion averaging, positive influence |
 Bounded confidence [48] | Continuous | Pair selection | Pair | Opinion, deviation threshold, confidence value | Positive influence, selective exposure, confidence |
Recent polarization models | |||||
 Argument exchange [50] | Continuous | Pair selection, argument selection | Pair | Opinion, arguments | Argument exchange, homophily |
 Social feedback [6] | Binary | Pair selection | Global | Opinion, opinion perception, learning rate, deviation probability | Social validation |
 Algorithmic bias [63] | Continuous | Pair selection | Pair | Opinion, deviation threshold, bias strength | Positive influence, selective exposure, algorithmic bias |
 Bounded confidence w/propaganda [71] | Continuous | Pair selection | Pair | Opinion, deviation threshold, confidence value, propaganda threshold | Positive influence, selective exposure, confidence, propaganda influence |
 Bounded confidence w/emotion [67] | Continuous | Pair selection | Pair | Opinion, deviation threshold, confidence value | Positive influence, selective exposure, confidence, emotion |
 Algorithmic bias [74] | Continuous | Pair selection | Pair | Opinion | Positive influence, selective exposure, algorithmic bias |
 Confidence-tolerance [59] | Continuous | Pair selection | Pair | Opinion, deviation threshold, confidence, rewiring probability | Positive influence, selective exposure, confidence dynamic, connection rewiring |
 News percolation [72] | Continuous | Seed selection | Propagating broadcast | Opinion, news fitness, sharing threshold | News influence, homogeneity |
 Proposed model | Continuous | Seed selection, propagation success | Propagating broadcast | Individual opinion, connection strength, news opinion, update rate, tolerance | News influence, selective exposure, connection strength |