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跨域科技產業創新研究學院
AI 跨域應用研究所
學位論文
學位論文
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http://rportal.lib.ntnu.edu.tw/handle/20.500.12235/124126
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search.filters.author.李政軒
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search.filters.author.Li, Zheng-Xuan
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search.filters.subject.ADASYN
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search.filters.subject.auxiliary classifier
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search.filters.subject.CBAM
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search.filters.subject.class imbalance
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search.filters.subject.data augmentation
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針對心電圖資料不平衡之分類模型設計
(
2025
)
李政軒
;
Li, Zheng-Xuan
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本研究旨在探討運用深度學習技術於心電圖(ECG)訊號分類的應用潛力,以協助提升心律異常的辨識能力與早期診斷準確性。研究中提出一種基於一維殘差網路(1D ResNet-18)之模型架構,並整合卷積區塊注意力模組(CBAM)與輔助分類器(Auxiliary Classifier),以強化模型對 ECG 特徵的表達與判別能力。此架構源自電腦視覺任務,經調整後應用於一維生理訊號的分類工作,展現良好的適應性。資料處理方面採用 ADASYN 技術處理類別不平衡問題,並輔以資料增強策略以提升模型穩定性與泛化能力。模型於 MIT-BIH 公開資料集中進行驗證,結果顯示其分類表現優於傳統方法,特別是在多類別訊號辨識上具備一定的穩定性與準確性。綜合研究結果,顯示本模型結合注意力機制、輔助分類設計與資料處理策略後,能有效強化 ECG 訊號分類模型之應用能力,未來有望作為智慧健康照護輔助診斷系統的技術參考。
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