no code implementations • 17 Oct 2021 • Zhale Nowroozilarki, Arash Pakbin, James Royalty, Donald K. K. Lee, Bobak J. Mortazavi
Electronic Health Record (EHR) systems provide critical, rich and valuable information at high frequency.
1 code implementation • 23 Mar 2021 • Arash Pakbin, Xiaochen Wang, Bobak J. Mortazavi, Donald K. K. Lee
Modern applications of survival analysis increasingly involve time-dependent covariates.
1 code implementation • ICML 2020 • Xiaochen Wang, Arash Pakbin, Bobak J. Mortazavi, Hongyu Zhao, Donald K. K. Lee
BoXHED 1. 0 is a novel tree-based implementation of the generic estimator proposed in Lee, Chen, Ishwaran (2017), which was designed for handling time-dependent covariates in a fully nonparametric manner.
no code implementations • 3 Mar 2020 • Zepeng Huo, Arash Pakbin, Xiaohan Chen, Nathan Hurley, Ye Yuan, Xiaoning Qian, Zhangyang Wang, Shuai Huang, Bobak Mortazavi
Activity recognition in wearable computing faces two key challenges: i) activity characteristics may be context-dependent and change under different contexts or situations; ii) unknown contexts and activities may occur from time to time, requiring flexibility and adaptability of the algorithm.