Platform analyzes data from multiple sources to better predict buying preferences

"All activity on your social media accounts contributes to your "social
graph," which maps your interconnected online relationships, likes,
preferred activities, and affinity for certain brands, among other
things.".... "Now MIT spinout Infinite Analytics is leveraging these social
graphs, and other sources of data, for very precise recommendation software
that better predicts customers' buying preferences. Consumers get a more
personalized online-buying experience, while e-commerce businesses see more
profit, the startup says."...

source: http://phys.org/news/2015-09-platform-multiple-sources.html#jCp