Amit Sharma

causal inference recommender systems machine learning prediction graphical model social recommendation data science natural experiments causality metrics a/b experiment social networks data mining social influence instrumental variables preferences sharing information diffusion social media multi-armed bandits community recommendation ad targeting linkedin pairwise learning graphical models online advertising statistics conditional independence causal graphs refutation test dowhy evaluation metrics counterfactual reasoning differential privacy privacy computational social science societal impact tuberculosis mental health social good artificial intelligence natural experiment instrumental variable knowledge discovery hierarchical model fairness measurement search engine e-commerce amazon viral cumulative advantage