What are You Supposed to Measure in Social Media?
Direct Marketing Observations
JUNE 7, 2011
Here is your answer from Tom’s post: Most of Facebook’s user data (and, even worse, an indeterminate amount of Facebook’s user data ) is not exposed to sites and services that measure sentiment, buzz and influence. So all of the new crop of sites and services that measure these things, from Klout to Crimson Hexagon to Radian6 , rely heavily on Twitter, the Internet’s great easy button , as their most easily accessible source of unstructured social media data.