Next month, they'll add another feature called "contextual profiles" which will match keywords from a Twitter user's profile to a tag cloud of words that represent the affiliate site.
This paper cite an example of Kepler's application on analogy model to analyze the feature of early modern science, then reveal that the character of analogy model is contextual application.
Traditional study of context has laid more emphasis on the study of various contextual factors; yet such study has, to some extent, neglected the dynamic feature of context.