Search Results for author: Xiaojing Du

Found 7 papers, 0 papers with code

MRC-based Medical NER with Multi-task Learning and Multi-strategies

no code implementations CCL 2022 Xiaojing Du, Jia Yuxiang, Zan Hongying

We integrate MRC-CRF model for SL and MRC-Biaffine model for SBD into the multi-task learning architecture, and select the more efficient MRC-CRF as the final decoder.

Boundary Detection Decoder +7

Deconfounding Time Series Forecasting

no code implementations27 Oct 2024 Wentao Gao, Feiyu Yang, Mengze Hong, Xiaojing Du, Zechen Hu, Xiongren Chen, Ziqi Xu

Time series forecasting is a critical task in various domains, where accurate predictions can drive informed decision-making.

Decision Making Time Series +1

Mitigating Dual Latent Confounding Biases in Recommender Systems

no code implementations16 Oct 2024 Jianfeng Deng, Qingfeng Chen, Debo Cheng, Jiuyong Li, Lin Liu, Xiaojing Du

Traditional recommender systems, however, are complicated by confounding bias, particularly in the presence of latent confounders that affect both item exposure and user feedback.

Recommendation Systems Representation Learning

Causal GNNs: A GNN-Driven Instrumental Variable Approach for Causal Inference in Networks

no code implementations13 Sep 2024 Xiaojing Du, Feiyu Yang, Wentao Gao, Xiongren Chen

As network data applications continue to expand, causal inference within networks has garnered increasing attention.

Causal Inference

A Deconfounding Approach to Climate Model Bias Correction

no code implementations22 Aug 2024 Wentao Gao, Jiuyong Li, Debo Cheng, Lin Liu, Jixue Liu, Thuc Duy Le, Xiaojing Du, Xiongren Chen, Yanchang Zhao, Yun Chen

This paper proposes a novel bias correction approach to utilize both GCM and observational data to learn a factor model that captures multi-cause latent confounders.

Time Series Time Series Forecasting

Estimating Peer Direct and Indirect Effects in Observational Network Data

no code implementations21 Aug 2024 Xiaojing Du, Jiuyong Li, Debo Cheng, Lin Liu, Wentao Gao, Xiongren Chen

Estimating causal effects is crucial for decision-makers in many applications, but it is particularly challenging with observational network data due to peer interactions.

Epidemiology

MRC-based Nested Medical NER with Co-prediction and Adaptive Pre-training

no code implementations23 Mar 2024 Xiaojing Du, Hanjie Zhao, Danyan Xing, Yuxiang Jia, Hongying Zan

In medical information extraction, medical Named Entity Recognition (NER) is indispensable, playing a crucial role in developing medical knowledge graphs, enhancing medical question-answering systems, and analyzing electronic medical records.

Knowledge Graphs Machine Reading Comprehension +5

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