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  1. NTU Scholars
  2. 工學院
  3. 應用力學研究所
Please use this identifier to cite or link to this item: https://scholars.lib.ntu.edu.tw/handle/123456789/80662
Title: 心電圖型態分類:應用本質模態特徵
ECG Morphalogy Classification:Using Features ofntrinsic Mode Function
Authors: 黃文彥
Huang, Wen-Yen
Keywords: ECG;本質模態函數(IMF);主成分分析(PCA);密度集群分析(DBSCAN);ECG;IMF;PCA;DBSCAN
Issue Date: 2009
Abstract: 
Abstractims Morphological classification of the single heartbeat is the most important part of the computer aided Arrhythmia Analysis. The operations of these systems applied can be divided into four steps:1. The removal of noise and artifacts ; 2. Fiducial points detection; 3. Morphological classification;4. The rhythm analysis and medical interpretation . In this paper, our aim was to classify the heartbeat into various groups. ethod and results we use the method based on the Empirical Mode Decomposition algorithm and Dynamic Time Warping algorithm for extraction of features that can be used to classify various abnormal heartbeats. Further, we reduce the dimensionality of data in the form of n features of a vector with p variables used to principal component analysis .The performance of our algorithms has been evaluated by MIT-BIH Arrhythmia Database. According to the experimental result, the accuracy of all beats is approximately equal to or greater than 85% with the overall accuracy being 90%. This indicates the effectiveness of thisethod for classification.
URI: http://ntur.lib.ntu.edu.tw//handle/246246/183533
Appears in Collections:應用力學研究所

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臺大位居世界頂尖大學之列,為永久珍藏及向國際展現本校豐碩的研究成果及學術能量,圖書館整合機構典藏(NTUR)與學術庫(AH)不同功能平台,成為臺大學術典藏NTU scholars。期能整合研究能量、促進交流合作、保存學術產出、推廣研究成果。

To permanently archive and promote researcher profiles and scholarly works, Library integrates the services of “NTU Repository” with “Academic Hub” to form NTU Scholars.

總館學科館員 (Main Library)
醫學圖書館學科館員 (Medical Library)
社會科學院辜振甫紀念圖書館學科館員 (Social Sciences Library)

開放取用是從使用者角度提升資訊取用性的社會運動,應用在學術研究上是透過將研究著作公開供使用者自由取閱,以促進學術傳播及因應期刊訂購費用逐年攀升。同時可加速研究發展、提升研究影響力,NTU Scholars即為本校的開放取用典藏(OA Archive)平台。(點選深入了解OA)

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