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From LSTM to Transformers: A Perspective on Evolving Deep Learning Architectures for Acute Ischemic Stroke Prediction
Acute ischemic stroke prediction from electronic health record time series data holds significant potential for enabling early intervention and reducing long-term disability. LSTMs have been widely used to model clinical sequences such as vital signs and laboratory trends, showing strong performance in stroke-related prediction tasks from 2018–2022. However, their sequential nature limits scalability and long-range dependency modeling in large EHR datasets. Transformers, despite transforming sequence modeling in other domains since 2017, remain underused in stroke prediction compared to LSTMs. Although early healthcare studies suggest potential benefits of attention-based models, robust validation in acute ischemic stroke contexts is still limited. Transformers offer advantages in parallel processing, long-range dependency modeling, and interpretability, but require more data and computational resources. They are likely to complement rather than replace LSTMs, with hybrid architectures providing a balanced solution for clinical time series analysis. Key themes include long-range dependency capture, parallel computation, interpretability, and data efficiency trade-offs between LSTMs and transformers. Hybrid LSTM–transformer models may offer improved performance and practicality for stroke prediction, with model selection depending on data scale and clinical constraints. Further benchmarking is needed to determine when transformers or hybrid models outperform LSTMs, guiding the development of more effective stroke prediction systems.
Journal of Artificial Intelligence for Healthcare Systems
Original Research | Open access | 20 July 2022 | Article: 63
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AI-driven Diagnostics Artificial Intelligence in Health Informatics Artificial Intelligence in Healthcare Big Data in Healthcare Clinical Data Mining Clinical Decision Support Systems Clinical Informatics Computer Vision Connected Health Systems Deep Learning Digital Health Digital Healthcare Innovation Digital Transformation in Healthcare Electronic Health Records Ethical AI in Healthcare Explainable AI Health Data Analytics Health Data Privacy Health Informatics Health Information Management Health Information Systems Health System Optimization Health Technology Assessment Healthcare Data Science Healthcare Informatics Healthcare Information Security Healthcare Management Healthcare Management Information Systems Intelligent Medical Systems Internet of Medical Things (IoMT) Interoperability in Healthcare Systems Machine Learning Medical Data Analytics Medical Data Management Medical Imaging Mobile Health (mHealth) Natural Language Processing Precision Medicine Predictive Analytics Remote Patient Monitoring Smart Healthcare Systems Telemedicine Wearable Health Technologies e-Health




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