Off-Policy Evaluation in Embedded Spaces

no code implementations • 5 Mar 2022 • Jaron J. R. Lee, David Arbour, Georgios Theocharous

Second, many recommendation systems are not probabilistic and so having access to logging and target policy densities may not be feasible.

Density Ratio Estimation Off-policy evaluation +1

Identification Methods With Arbitrary Interventional Distributions as Inputs

no code implementations • 2 Apr 2020 • Jaron J. R. Lee, Ilya Shpitser

This entails using \emph{identification theory} to establish a link between counterfactual parameters of interest and distributions from which data is available.

Causal Inference counterfactual