Search Results for author: Zhihao Yu

Found 7 papers, 6 papers with code

IntelliCare: Improving Healthcare Analysis with Variance-Controlled Patient-Level Knowledge from Large Language Models

1 code implementation23 Aug 2024 Zhihao Yu, Yujie Jin, Yongxin Xu, Xu Chu, Yasha Wang, Junfeng Zhao

While pioneering deep learning methods have made great strides in analyzing electronic health record (EHR) data, they often struggle to fully capture the semantics of diverse medical codes from limited data.

SMART: Towards Pre-trained Missing-Aware Model for Patient Health Status Prediction

1 code implementation15 May 2024 Zhihao Yu, Xu Chu, Yujie Jin, Yasha Wang, Junfeng Zhao

To tackle this problem, we propose SMART, a Self-Supervised Missing-Aware RepresenTation Learning approach for patient health status prediction, which encodes missing information via elaborated attentions and learns to impute missing values through a novel self-supervised pre-training approach that reconstructs missing data representations in the latent space.

Imputation Missing Values +1

Imputation with Inter-Series Information from Prototypes for Irregular Sampled Time Series

1 code implementation14 Jan 2024 Zhihao Yu, Xu Chu, Liantao Ma, Yasha Wang, Wenwu Zhu

To bridge this gap, we propose PRIME, a Prototype Recurrent Imputation ModEl, which integrates both intra-series and inter-series information for imputing missing values in irregularly sampled time series.

Imputation Memorization +2

Learning the Dynamic Correlations and Mitigating Noise by Hierarchical Convolution for Long-term Sequence Forecasting

1 code implementation28 Dec 2023 Zhihao Yu, Liantao Ma, Yasha Wang, Junfeng Zhao

In particular, a hierarchical convolution structure is introduced to extract the information from the series at various scales.

Denoising

Predict and Interpret Health Risk using EHR through Typical Patients

1 code implementation18 Dec 2023 Zhihao Yu, Chaohe Zhang, Yasha Wang, Wen Tang, Jiangtao Wang, Liantao Ma

Predicting health risks from electronic health records (EHR) is a topic of recent interest.

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