中国物理B ›› 2005, Vol. 14 ›› Issue (6): 1095-1100.doi: 10.1088/1009-1963/14/6/007

• GENERAL • 上一篇    下一篇

A complementary least-mean-square algorithm of adaptive filtering for SQUID based magnetocardiography

李倬, 陈赓华, 张利华, 杨乾声, 冯稷   

  1. Institute of Physics, Chinese academy of sciences, Beijing 100080, China
  • 收稿日期:2005-01-12 修回日期:2005-01-25 出版日期:2005-05-27 发布日期:2005-05-27
  • 基金资助:
    Project supported by the Ministry of science and Technology of China (Grant No 2002AA306412) and Chinese Academy of Sciences (Grant No KJCX2-W4).

A complementary least-mean-square algorithm of adaptive filtering for SQUID based magnetocardiography

Li Zhuo (李倬), Chen Geng-Hua (陈赓华), Zhang Li-Hua (张利华), Yang Qian-Sheng (杨乾声), Feng Ji (冯稷)   

  1. Institute of Physics, Chinese academy of sciences, Beijing 100080, China
  • Received:2005-01-12 Revised:2005-01-25 Online:2005-05-27 Published:2005-05-27
  • Supported by:
    Project supported by the Ministry of science and Technology of China (Grant No 2002AA306412) and Chinese Academy of Sciences (Grant No KJCX2-W4).

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摘要： We present a complementary least-mean-square algorithm of adaptive filtering for SQUID based magnetocardiography, in which both rapid convergence and fine tracking are realized by switching the weight parameters back and forth between two filters according to the least mean square principle.

Abstract: We present a complementary least-mean-square algorithm of adaptive filtering for SQUID based magnetocardiography, in which both rapid convergence and fine tracking are realized by switching the weight parameters back and forth between two filters according to the least mean square principle.

Key words: magnetocardiography, convergence, tracking

中图分类号:  (Biophysical techniques (research methods))

  • 87.80.-y
87.19.Hh (Cardiac dynamics) 85.25.Dq (Superconducting quantum interference devices (SQUIDs)) 02.70.Rr (General statistical methods) 02.60.Cb (Numerical simulation; solution of equations)