Search Results for author: Jackie Baek

Found 5 papers, 0 papers with code

When Collaborative Filtering is not Collaborative: Unfairness of PCA for Recommendations

no code implementations15 Oct 2023 David Liu, Jackie Baek, Tina Eliassi-Rad

The first negatively impacts less popular items, due to the fact that less popular items rely on trailing latent components to recover their values.

Collaborative Filtering Dimensionality Reduction +1

Policy Optimization for Personalized Interventions in Behavioral Health

no code implementations21 Mar 2023 Jackie Baek, Justin J. Boutilier, Vivek F. Farias, Jonas Oddur Jonasson, Erez Yoeli

DecompPI is simple and easy to implement for organizations aiming to improve long-term behavior through targeted interventions, and this paper demonstrates its strong performance both theoretically and empirically.

Fair Exploration via Axiomatic Bargaining

no code implementations NeurIPS 2021 Jackie Baek, Vivek F. Farias

When patients are associated with natural groups on the basis of, say, race or age, it is natural to ask whether the cost of exploration borne by any single group is 'fair'.

Fairness Multi-Armed Bandits

TS-UCB: Improving on Thompson Sampling With Little to No Additional Computation

no code implementations11 Jun 2020 Jackie Baek, Vivek F. Farias

The key algorithmic task for Thompson sampling is drawing a sample from the posterior of the optimal action.

Multi-Armed Bandits Thompson Sampling

The Limits to Learning a Diffusion Model

no code implementations11 Jun 2020 Jackie Baek, Vivek F. Farias, Andreea Georgescu, Retsef Levi, Tianyi Peng, Deeksha Sinha, Joshua Wilde, Andrew Zheng

In a similar vein, our results imply that in the case of an SIR model, one cannot hope to predict the eventual number of infections until one is approximately two-thirds of the way to the time at which the infection rate has peaked.

Decision Making

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