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Electronic health records (EHR) contain a wealth of biomedical information, serving as valuable resources for the development of precision medicine systems. However, privacy concerns have resulted in limited access to high-quality and…

机器学习 · 计算机科学 2024-03-26 Hongyi Yuan , Songchi Zhou , Sheng Yu

Electronic health records (EHRs) are invaluable for clinical research, yet privacy concerns severely restrict data sharing. Synthetic data generation offers a promising solution, but EHRs present unique challenges: they contain both…

机器学习 · 计算机科学 2026-03-26 Shaonan Liu , Yuichiro Iwashita , Soichiro Nakako , Masakazu Iwamura , Koichi Kise

Synthetic Electronic Health Record (EHR) time-series generation is crucial for advancing clinical machine learning models, as it helps address data scarcity by providing more training data. However, most existing approaches focus primarily…

机器学习 · 计算机科学 2025-04-25 Bowen Deng , Chang Xu , Hao Li , Yuhao Huang , Min Hou , Jiang Bian

Electronic health records (EHRs) are a pivotal data source that enables numerous applications in computational medicine, e.g., disease progression prediction, clinical trial design, and health economics and outcomes research. Despite wide…

机器学习 · 计算机科学 2024-06-18 Jun Han , Zixiang Chen , Yongqian Li , Yiwen Kou , Eran Halperin , Robert E. Tillman , Quanquan Gu

Due to patient privacy protection concerns, machine learning research in healthcare has been undeniably slower and limited than in other application domains. High-quality, realistic, synthetic electronic health records (EHRs) can be…

机器学习 · 计算机科学 2023-02-10 Huan He , Shifan Zhao , Yuanzhe Xi , Joyce C Ho

Electronic Health Records (EHRs) are rich sources of patient-level data, offering valuable resources for medical data analysis. However, privacy concerns often restrict access to EHRs, hindering downstream analysis. Current EHR…

机器学习 · 计算机科学 2024-12-03 Muhang Tian , Bernie Chen , Allan Guo , Shiyi Jiang , Anru R. Zhang

Synthesizing electronic health records (EHR) data has become a preferred strategy to address data scarcity, improve data quality, and model fairness in healthcare. However, existing approaches for EHR data generation predominantly rely on…

机器学习 · 计算机科学 2024-06-21 Yuan Zhong , Xiaochen Wang , Jiaqi Wang , Xiaokun Zhang , Yaqing Wang , Mengdi Huai , Cao Xiao , Fenglong Ma

A robust face recognition model must be trained using datasets that include a large number of subjects and numerous samples per subject under varying conditions (such as pose, expression, age, noise, and occlusion). Due to ethical and…

计算机视觉与模式识别 · 计算机科学 2024-09-06 Bernardo Biesseck , Pedro Vidal , Luiz Coelho , Roger Granada , David Menotti|

Electronic Health Records (EHRs) contain sensitive patient information, which presents privacy concerns when sharing such data. Synthetic data generation is a promising solution to mitigate these risks, often relying on deep generative…

Urban mobility data has significant connections with economic growth and plays an essential role in various smart-city applications. However, due to privacy concerns and substantial data collection costs, fine-grained human mobility…

社会与信息网络 · 计算机科学 2025-07-21 Baoshen Guo , Zhiqing Hong , Junyi Li , Shenhao Wang , Jinhua Zhao

As multimodal data proliferates across diverse real-world applications, leveraging heterogeneous information such as texts and timestamps for accurate time series forecasting (TSF) has become a critical challenge. While diffusion models…

机器学习 · 计算机科学 2025-12-09 Da Zhang , Bingyu Li , Zhuyuan Zhao , Junyu Gao , Feiping Nie , Xuelong Li

Synthesizing high-quality tabular data is an important topic in many data science tasks, ranging from dataset augmentation to privacy protection. However, developing expressive generative models for tabular data is challenging due to its…

机器学习 · 计算机科学 2025-02-18 Juntong Shi , Minkai Xu , Harper Hua , Hengrui Zhang , Stefano Ermon , Jure Leskovec

Diffusion models have shown great promise in data generation, yet generating time series data remains challenging due to the need to capture complex temporal dependencies and structural patterns. In this paper, we present \textit{TSGDiff},…

机器学习 · 计算机科学 2025-11-18 Lifeng Shen , Xuyang Li , Lele Long

High failure rates in cardiac drug development necessitate virtual clinical trials via electrocardiogram (ECG) generation to reduce risks and costs. However, existing ECG generation models struggle to balance morphological realism with…

机器学习 · 计算机科学 2026-03-31 Qian Shao , Bang Du , Zepeng Li , Qiyuan Chen , Jiahe Chen , Hongxia Xu , Jimeng Sun , Jian Wu , Jintai Chen

Medical image synthesis plays a crucial role in clinical workflows, addressing the common issue of missing imaging modalities due to factors such as extended scan times, scan corruption, artifacts, patient motion, and intolerance to…

图像与视频处理 · 电气工程与系统科学 2025-07-23 Xiaojiao Xiao , Qinmin Vivian Hu , Guanghui Wang

The development of video diffusion models unveils a significant challenge: the substantial computational demands. To mitigate this challenge, we note that the reverse process of diffusion exhibits an inherent entropy-reducing nature. Given…

计算机视觉与模式识别 · 计算机科学 2025-03-13 Lingmin Ran , Mike Zheng Shou

This paper introduces DrDiff, a novel framework for long-text generation that overcomes the efficiency-quality trade-off through three core technologies. First, we design a dynamic expert scheduling mechanism that intelligently allocates…

计算与语言 · 计算机科学 2025-10-14 Jusheng Zhang , Yijia Fan , Kaitong Cai , Zimeng Huang , Xiaofei Sun , Jian Wang , Chengpei Tang , Keze Wang

Health risk prediction is one of the fundamental tasks under predictive modeling in the medical domain, which aims to forecast the potential health risks that patients may face in the future using their historical Electronic Health Records…

机器学习 · 计算机科学 2023-10-09 Yuan Zhong , Suhan Cui , Jiaqi Wang , Xiaochen Wang , Ziyi Yin , Yaqing Wang , Houping Xiao , Mengdi Huai , Ting Wang , Fenglong Ma

Integrating multi-modal clinical data, such as electronic health records (EHR) and chest X-ray images (CXR), is particularly beneficial for clinical prediction tasks. However, in a temporal setting, multi-modal data are often inherently…

计算机视觉与模式识别 · 计算机科学 2024-10-24 Wenfang Yao , Chen Liu , Kejing Yin , William K. Cheung , Jing Qin

Ambulatory electrocardiogram (ECG) readings are prone to mixed noise from physical activities, including baseline wander (BW), muscle artifact (MA), and electrode motion artifact (EM). Developing a method to remove such complex noise and…

信号处理 · 电气工程与系统科学 2026-05-29 Pengxin Li , Yimin Zhou , Jie Min , Yirong Wang , Wei Liang , Qingling Xia , Wang Li
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