The two have since used this system to analyze centuries of word use, examining the spread of scientific concepts, technological innovations, political repression and even celebrity fame.
We provide an example of the use of this framework by examining the spread of obesity in the Framingham Heart Study Network.
Examining the spread of solar photovoltaic residential installations in Connecticut, two researchers at Yale and the University of Connecticut found instead that the single most important factor driving whether a given house installed solar was peer influence -- whether other houses nearby had recently done so.
Further research would be needed to investigate this hypothesis, examining the spread of petitions through social networking sites to understand variations in the dynamics of different platforms.
A team of data scientists and social media experts from MIT came to these dispiriting conclusions after examining the spread of thousands of tweets shared by millions of people over a span of 12 years.
In fact, in addition to the above, Christakis and Fowler collected a vast amount of data from many sources examining the "spread" of food consumption, health screening, happiness, loneliness, depression, sleep, divorce, cooperative behavior, influenza, sexuality and sexual orientation, and tastes in music, books, and movies (21).
The authorities' approach to this study is a world apart from the way the Army examined the spread of biological poison in the subways in the mid-1960s.
Finally, he examined the spread between euro-area governments' borrowing costs and German government debt, which is considered a safe investment.
In this article we examine the spread of a flame along a flat, combustible, thermally thick solid against an opposed shear flow resembling a fluid-dynamic boundary layer.
Existing studies have examined the spread of DENV types at regional or local scales, or described phylogeographic relationships within a single type.
