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The chaos model analysis based on time-varying fractal dimension

  • Jianrong Hou*
  • , Dan Huang
  • , Hui Zhao
  • *此作品的通讯作者
  • Shanghai Jiao Tong University

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

An evaluation formula of varying-time Hurst index is established by wavelet and the algorithm of varying-time index is presented, which is applied to extract the characteristics of the atrial fibrillation in this paper. The diagnosis of atrial fibrillation curve figure can be done at some resolution ratio level. The results show that the time-varying fractal dimension rises when atrial fibrillation begins, while it falls when atrial fibrillation ends. The begin and the end characteristics of atrial fibrillation can be successfully detected by means of the change of the time-varying fractal dimension. The result also indicates that the complexity of heart rate variability (HRV) decreases at the beginning of atrial fibrillation.

源语言英语
主期刊名Life System Modeling and Simulation - International Conference, LSMS 2007, Proceedings
出版商Springer Verlag
364-369
页数6
ISBN(印刷版)9783540747703
DOI
出版状态已出版 - 2007
活动2007 International Conference on Life System Modeling and Simulation, LSMS 2007 - Shanghai, 中国
期限: 14 9月 200717 9月 2007

出版系列

姓名Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
4689 LNBI
ISSN(印刷版)0302-9743
ISSN(电子版)1611-3349

会议

会议2007 International Conference on Life System Modeling and Simulation, LSMS 2007
国家/地区中国
Shanghai
时期14/09/0717/09/07

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