Search Results for author: Lili Wu

Found 6 papers, 2 papers with code

Multivariate Density Estimation with Missing Data

1 code implementation14 Aug 2018 Zhen Li, Lili Wu, Weilian Zhou, Sujit Ghosh

Multivariate density estimation is a popular technique in statistics with wide applications including regression models allowing for heteroskedasticity in conditional variances.

Methodology

Parameterized Exploration

no code implementations13 Jul 2019 Jesse Clifton, Lili Wu, Eric Laber

We introduce Parameterized Exploration (PE), a simple family of methods for model-based tuning of the exploration schedule in sequential decision problems.

Multi-Armed Bandits

Anytime-valid off-policy inference for contextual bandits

1 code implementation19 Oct 2022 Ian Waudby-Smith, Lili Wu, Aaditya Ramdas, Nikos Karampatziakis, Paul Mineiro

Importantly, our methods can be employed while the original experiment is still running (that is, not necessarily post-hoc), when the logging policy may be itself changing (due to learning), and even if the context distributions are a highly dependent time-series (such as if they are drifting over time).

counterfactual Multi-Armed Bandits +3

PcLast: Discovering Plannable Continuous Latent States

no code implementations6 Nov 2023 Anurag Koul, Shivakanth Sujit, Shaoru Chen, Ben Evans, Lili Wu, Byron Xu, Rajan Chari, Riashat Islam, Raihan Seraj, Yonathan Efroni, Lekan Molu, Miro Dudik, John Langford, Alex Lamb

Goal-conditioned planning benefits from learned low-dimensional representations of rich, high-dimensional observations.

Renal function changes in chronic hepatitis B patients

no code implementations4 Mar 2024 Jinhua Zhao, Lili Wu, Xiaoan Yang, Zhilaing Gao, Hong Deng

Patients were categorized into stage 1 or stage 2 based on a baseline eGFR of less than 90 ml/min/m^2 Results: 125 CHB patients were matched 1:1 in both the combined treatment and cured groups.

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