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相关论文: Identifying Stroke Indicators Using Rough Sets

200 篇论文

Stroke classification remains challenging due to variations in writing style, ambiguous content, and dynamic writing positions. The core challenge in stroke classification is modeling the semantic relationships between strokes. Our…

计算机视觉与模式识别 · 计算机科学 2025-12-09 Yiheng Huang , Shuang She , Zewei Wei , Jianmin Lin , Ming Yang , Wenyin Liu

Cardiovascular diseases are the leading cause of mortality globally, necessitating advancements in diagnostic techniques. This study explores the application of wavelet transformation for classifying electrocardiogram (ECG) signals to…

计算工程、金融与科学 · 计算机科学 2024-08-06 Morteza Maleki , Foad Haeri

Healthcare is becoming a more and more important research topic recently. With the growing data in the healthcare domain, it offers a great opportunity for deep learning to improve the quality of medical service. However, the complexity of…

计算与语言 · 计算机科学 2021-11-01 Bo Yang , Lijun Wu

Electronic health records (EHR) are characterized as non-stationary, heterogeneous, noisy, and sparse data; therefore, it is challenging to learn the regularities or patterns inherent within them. In particular, sparseness caused mostly by…

机器学习 · 计算机科学 2020-03-03 Eunji Jun , Ahmad Wisnu Mulyadi , Jaehun Choi , Heung-Il Suk

Electronic health records (EHRs) contain patients' heterogeneous data that are collected from medical providers involved in the patient's care, including medical notes, clinical events, laboratory test results, symptoms, and diagnoses. In…

人工智能 · 计算机科学 2024-11-12 Shuai Niu , Yunya Song , Qing Yin , Yike Guo , Xian Yang

Electronic Medical Records (EHR) are extremely sparse. Only a small proportion of events (symptoms, diagnoses, and treatments) are observed in the lifetime of an individual. The high degree of missingness of EHR can be attributed to a large…

人工智能 · 计算机科学 2021-11-18 Ramon Vinas , Xu Zheng , Jer Hayes

Missing data, inaccuracies in medication lists, and recording delays in electronic health records (EHR) are major limitations for target trial emulation (TTE), the process by which EHR data are used to retrospectively emulate a randomized…

应用统计 · 统计学 2025-01-16 Max Sunog , Colin Magdamo , Marie-Laure Charpignon , Mark Albers

The extraction of relevant data from Electronic Health Records (EHRs) is crucial to identifying symptoms and automating epidemiological surveillance processes. By harnessing the vast amount of unstructured text in EHRs, we can detect…

计算与语言 · 计算机科学 2025-02-10 Juliano Genari , Guilherme Tegoni Goedert

Electronic Health Records (EHR) have revolutionized healthcare by digitizing patient data, improving accessibility, and streamlining clinical workflows. However, extracting meaningful insights from these complex and multimodal datasets…

人工智能 · 计算机科学 2025-10-27 Naama Kashani , Mira Cohen , Uri Shaham

Heart disorder has just overtaken cancer as the world's biggest cause of mortality. Several cardiac failures, heart disease mortality, and diagnostic costs can all be reduced with early identification and treatment. Medical data is…

机器学习 · 计算机科学 2023-04-13 Md. Maidul Islam , Tanzina Nasrin Tania , Sharmin Akter , Kazi Hassan Shakib

Objective: To transform heterogeneous clinical data from electronic health records into clinically meaningful constructed features using data driven method that rely, in part, on temporal relations among data. Materials and Methods: The…

机器学习 · 计算机科学 2017-06-22 Edward Choi , Andy Schuetz , Walter F. Stewart , Jimeng Sun

Electronic phenotyping is the task of ascertaining whether an individual has a medical condition of interest by analyzing their medical record and is foundational in clinical informatics. Increasingly, electronic phenotyping is performed…

机器学习 · 统计学 2019-01-08 Daisy Yi Ding , Chloé Simpson , Stephen Pfohl , Dave C. Kale , Kenneth Jung , Nigam H. Shah

Feature selection is important in data representation and intelligent diagnosis. Elastic net is one of the most widely used feature selectors. However, the features selected are dependant on the training data, and their weights dedicated…

机器学习 · 计算机科学 2021-01-01 Shaode Yu , Haobo Chen , Hang Yu , Zhicheng Zhang , Xiaokun Liang , Wenjian Qin , Yaoqin Xie , Ping Shi

Patient outcome prediction is critical in management of ischemic stroke. In this paper, a novel machine learning model is proposed for stroke outcome prediction using multimodal Magnetic Resonance Imaging (MRI). The proposed model consists…

计算机视觉与模式识别 · 计算机科学 2023-03-17 Nima Hatami , Laura Mechtouff , David Rousseau , Tae-Hee Cho , Omer Eker , Yves Berthezene , Carole Frindel

A promising application of AI to healthcare is the retrieval of information from electronic health records (EHRs), e.g. to aid clinicians in finding relevant information for a consultation or to recruit suitable patients for a study. This…

计算与语言 · 计算机科学 2020-11-02 Claudia Schulz , Josh Levy-Kramer , Camille Van Assel , Miklos Kepes , Nils Hammerla

The increase in availability of longitudinal electronic health record (EHR) data is leading to improved understanding of diseases and discovery of novel phenotypes. The majority of clustering algorithms focus only on patient trajectories,…

机器学习 · 计算机科学 2021-11-12 Oliver Carr , Avelino Javer , Patrick Rockenschaub , Owen Parsons , Robert Dürichen

Timely treatment of stroke is critical to minimize brain damage. Therefore, efforts are being made to educate the public on detecting stroke symptoms, e.g., face, arms, and speech test (FAST). In this position paper, we propose to perform…

Hazard ratios are frequently reported in time-to-event and epidemiological studies to assess treatment effects. In observational studies, the combination of propensity score weights with the Cox proportional hazards model facilitates the…

统计方法学 · 统计学 2024-02-14 Guilherme W. F. Barros , Jenny Häggström

Synthesizing information from multiple data sources plays a crucial role in the practice of modern medicine. Current applications of artificial intelligence in medicine often focus on single-modality data due to a lack of publicly…

In medical science, it is very important to gather multiple data on different diseases and one of the most important objectives of the data is to investigate the diseases. Myocardial infarction is a serious risk factor in mortality and in…

机器学习 · 计算机科学 2021-12-16 Tanya Aghazadeh , Mostafa Bagheri