1 citations · 1 across the 3 of their papers we have counts for
3 papers
cs.IR2023
Sim2Rec: A Simulator-based Decision-making Approach to Optimize Real-World Long-term User Engagement in Sequential Recommender Systems
Xiong-Hui Chen, Bowei He, Yang Yu +5
Long-term user engagement (LTE) optimization in sequential recommender systems (SRS) is shown to be suited by reinforcement learning (RL) which finds a policy to maximize long-term…
econ.GN2023
A Unified Representation Framework for Rideshare Marketplace Equilibrium and Efficiency
Alex Chin, Zhiwei Qin
Ridesharing platforms are a type of two-sided marketplace where ``supply-demand balance'' is critical for market efficiency and yet is complex to define and analyze. We present a u…
stat.ML2014★ 1 cited
HIPAD - A Hybrid Interior-Point Alternating Direction algorithm for knowledge-based SVM and feature selection
Zhiwei Qin, Xiaocheng Tang, Ioannis Akrotirianakis +1
We consider classification tasks in the regime of scarce labeled training data in high dimensional feature space, where specific expert knowledge is also available. We propose a ne…