Correlating Big Data
‣ probabilities, covariance, influence
‣ How does usage differ for mobile users?
‣ How about for users with 3rd party desktop clients?
‣ Cohort analyses
‣ Site problems: what goes wrong at the same time?
‣ Which features get users hooked?
‣ Which features do successful users use often?
‣ Search corrections, search suggestions
‣ A/B testing