most citedImperfect also Deserves Reward: Multi-Level and Sequential Reward Modeling for Better Dialog Management

2 citations · 3 across the 3 of their papers we have counts for

collaborators

5 papers

cs.CL20212 cited

Imperfect also Deserves Reward: Multi-Level and Sequential Reward Modeling for Better Dialog Management

Zhengxu Hou, Bang Liu, Ruihui Zhao +4

For task-oriented dialog systems, training a Reinforcement Learning (RL) based Dialog Management module suffers from low sample efficiency and slow convergence speed due to the spa…

cs.AI2021

Lifelong Learning based Disease Diagnosis on Clinical Notes

Zifeng Wang, Yifan Yang, Rui Wen +3

Current deep learning based disease diagnosis systems usually fall short in catastrophic forgetting, i.e., directly fine-tuning the disease diagnosis model on new tasks usually lea…

cs.CL20201 cited

An Industry Evaluation of Embedding-based Entity Alignment

Ziheng Zhang, Jiaoyan Chen, Xi Chen +4

Embedding-based entity alignment has been widely investigated in recent years, but most proposed methods still rely on an ideal supervised learning setting with a large number of u…

cs.LG2020

Information Theoretic Counterfactual Learning from Missing-Not-At-Random Feedback

Zifeng Wang, Xi Chen, Rui Wen +3

Counterfactual learning for dealing with missing-not-at-random data (MNAR) is an intriguing topic in the recommendation literature since MNAR data are ubiquitous in modern recommen…

cs.LG2020

Online Disease Self-diagnosis with Inductive Heterogeneous Graph Convolutional Networks

Zifeng Wang, Rui Wen, Xi Chen +4

We propose a Healthcare Graph Convolutional Network (HealGCN) to offer disease self-diagnosis service for online users based on Electronic Healthcare Records (EHRs). Two main chall…