no code implementations • 30 May 2024 • Ally Yalei Du, Dung Daniel Ngo, Zhiwei Steven Wu
We consider the problem of model multiplicity in downstream decision-making, a setting where two predictive models of equivalent accuracy cannot agree on the best-response action for a downstream loss function.
no code implementations • 16 Feb 2023 • Shengyuan Hu, Dung Daniel Ngo, Shuran Zheng, Virginia Smith, Zhiwei Steven Wu
Federated Learning (FL) aims to foster collaboration among a population of clients to improve the accuracy of machine learning without directly sharing local data.
no code implementations • 1 Jun 2022 • Xinyan Hu, Dung Daniel Ngo, Aleksandrs Slivkins, Zhiwei Steven Wu
The users are free to choose other actions and need to be incentivized to follow the algorithm's recommendations.
no code implementations • 2 Feb 2022 • Dung Daniel Ngo, Giuseppe Vietri, Zhiwei Steven Wu
We study privacy-preserving exploration in sequential decision-making for environments that rely on sensitive data such as medical records.