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Marian-Andrei Rizoiu

2 accepted papers

2026

Estimating Online Influence Needs Causal Modeling! Counterfactual Analysis of Misinformation Engagement on Social Media

AAAI 2026technical

Understanding true influence in social media requires distinguishing correlation from causation—particularly when analyzing misinformation spread. While existing approaches focus on exposure metrics and network structures, they often fail to capture the causal mechanisms by which external temporal s

Cited by 0SourcePDFScholar
2020

Quantile Propagation for Wasserstein-Approximate Gaussian Processes

NeurIPS 2020poster

Approximate inference techniques are the cornerstone of probabilistic methods based on Gaussian process priors. Despite this, most work approximately optimizes standard divergence measures such as the Kullback-Leibler (KL) divergence, which lack the basic desiderata for the task at hand, while chief…