Understanding the social network
Abstract
As we discussed in previous chapters, there is an important assumption made on the maximum likelihood estimation (MLE) model about sources: it is assumed the sources independently report their observations. However, this assumption usually does not hold in various kinds of real world social sensing applications, especially when human are seen as data sources (i.e., sensors) who are actually connected through the social network. What makes this problem formulation different from the one we reviewed in previous chapters is that, in the case of human sources, not only is the reliability of sources usually unknown but also the original data provenance may be uncertain. Individuals may report ...
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