no code implementations • 4 Jan 2022 • Wen Wang, Shihao Wu, Ziwei Zhu, Ling Zhou, Peter X. -K. Song
Fusing regression coefficients into homogenous groups can unveil those coefficients that share a common value within each group.
no code implementations • 28 Dec 2021 • Jianling Wang, Kaize Ding, Ziwei Zhu, James Caverlee
Session-based recommender systems aim to improve recommendations in short-term sessions that can be found across many platforms.
no code implementations • 21 Nov 2021 • James Kotary, Ferdinando Fioretto, Pascal Van Hentenryck, Ziwei Zhu
The end-to-end SPOFR framework includes a constrained optimization sub-model and produces ranking policies that are guaranteed to satisfy fairness constraints while allowing for fine control of the fairness-utility tradeoff.
1 code implementation • 14 Mar 2021 • Ziwei Zhu, Jianling Wang, James Caverlee
This is paper is an extended and reorganized version of our SIGIR 2020~\cite{zhu2020measuring} paper.
1 code implementation • EMNLP 2020 • Yun He, Ziwei Zhu, Yin Zhang, Qin Chen, James Caverlee
Knowledge of a disease includes information of various aspects of the disease, such as signs and symptoms, diagnosis and treatment.
no code implementations • 28 Jun 2019 • Ziwei Zhu, Xudong Li, Mengdi Wang, Anru Zhang
We show that one can estimate the full transition model accurately using a trajectory of length that is proportional to the total number of states.
no code implementations • 12 Aug 2018 • Jianqing Fan, Kaizheng Wang, Yiqiao Zhong, Ziwei Zhu
Factor models are a class of powerful statistical models that have been widely used to deal with dependent measurements that arise frequently from various applications from genomics and neuroscience to economics and finance.