1 code implementation • 25 Oct 2024 • Parthasarathy Suryanarayanan, Yunguang Qiu, Shreyans Sethi, Diwakar Mahajan, Hongyang Li, Yuxin Yang, Elif Eyigoz, Aldo Guzman Saenz, Daniel E. Platt, Timothy H. Rumbell, Kenney Ng, Sanjoy Dey, Myson Burch, Bum Chul Kwon, Pablo Meyer, Feixiong Cheng, Jianying Hu, Joseph A. Morrone
We show that the multi-view models perform robustly and are able to balance the strengths and weaknesses of specific views.
no code implementations • 20 Jan 2024 • Shenbo Xu, Raluca Cobzaru, Stan N. Finkelstein, Roy E. Welsch, Kenney Ng, Zach Shahn
Methods for estimating heterogeneous treatment effects (HTE) from observational data have largely focused on continuous or binary outcomes, with less attention paid to survival outcomes and almost none to settings with competing risks.
no code implementations • 1 Dec 2023 • Bum Chul Kwon, Samuel Friedman, Kai Xu, Steven A Lubitz, Anthony Philippakis, Puneet Batra, Patrick T Ellinor, Kenney Ng
Machine learning models built on training data with multiple modalities can reveal new insights that are not accessible through unimodal datasets.
no code implementations • 3 May 2023 • Shenbo Xu, Bang Zheng, Bowen Su, Stan Finkelstein, Roy Welsch, Kenney Ng, Ioanna Tzoulaki, Zach Shahn
Estimators targeting overlap weighted effects have been proposed to address the challenge of poor overlap, and methods enabling flexible machine learning for nuisance models address model misspecification.
no code implementations • 13 Jun 2021 • Meet P. Vadera, Soumya Ghosh, Kenney Ng, Benjamin M. Marlin
Bayesian decision theory provides an elegant framework for acting optimally under uncertainty when tractable posterior distributions are available.
no code implementations • 9 Apr 2021 • Prithwish Chakraborty, James Codella, Piyush Madan, Ying Li, Hu Huang, Yoonyoung Park, Chao Yan, Ziqi Zhang, Cheng Gao, Steve Nyemba, Xu Min, Sanjib Basak, Mohamed Ghalwash, Zach Shahn, Parthasararathy Suryanarayanan, Italo Buleje, Shannon Harrer, Sarah Miller, Amol Rajmane, Colin Walsh, Jonathan Wanderer, Gigi Yuen Reed, Kenney Ng, Daby Sow, Bradley A. Malin
Deep learning architectures have an extremely high-capacity for modeling complex data in a wide variety of domains.
no code implementations • 9 Dec 2020 • Bum Chul Kwon, Peter Achenbach, Jessica L. Dunne, William Hagopian, Markus Lundgren, Kenney Ng, Riitta Veijola, Brigitte I. Frohnert, Vibha Anand, the T1DI Study Group
We learn disease progression patterns using Hidden Markov Models (HMM) and distill them into distinct trajectories using visualization methods.
no code implementations • 24 Jul 2020 • Yiqin Yu, Xu Min, Shiwan Zhao, Jing Mei, Fei Wang, Dongsheng Li, Kenney Ng, Shaochun Li
In real world applications like healthcare, it is usually difficult to build a machine learning prediction model that works universally well across different institutions.
no code implementations • 26 Apr 2019 • Bum Chul Kwon, Vibha Anand, Kristen A Severson, Soumya Ghosh, Zhaonan Sun, Brigitte I Frohnert, Markus Lundgren, Kenney Ng
Clinical researchers use disease progression models to understand patient status and characterize progression patterns from longitudinal health records.
1 code implementation • 14 Nov 2018 • Kristen Severson, Soumya Ghosh, Kenney Ng
Here, we present a probabilistic model for dimensionality reduction to discover signal that is enriched in the target dataset relative to the background dataset.
no code implementations • 19 Feb 2018 • Bin Liu, Ying Li, Soumya Ghosh, Zhaonan Sun, Kenney Ng, Jianying Hu
The proposed method is favorable for healthcare applications because in additional to improved prediction performance, relationships among the different risks and risk factors are also identified.