Heart murmur detection/classification using Cochlea-Like Pre-Processing and Artificial Intelligence

被引:6
作者
Ahmad, W. [1 ]
Hayee, M. I. [2 ]
Fitzakerley, J. L. [3 ]
Burns, S. [4 ]
Nordehn, G. [5 ]
机构
[1] Univ North Dakota Grand Forks, Dept Elect Engn, Upson Hall 2,Room 160,243 Centennial Dr Stop 7165, Grand Forks, ND 58202 USA
[2] Univ Minnesota, Dept Elect Engn, Duluth, MN 55812 USA
[3] Univ Minnesota, Med Sch Duluth, Dept Physiol & Pharmacol, Duluth, MN 55812 USA
[4] Univ Minnesota, Dept Elect Engn, Duluth, MN 55812 USA
[5] Univ Minnesota, Med Sch Duluth, Dept Family & Community Hlth, Duluth, MN 55812 USA
关键词
heart murmurs; detection/classification; AI; artificial intelligence; human cochlea; CLPP; Cochlea-like pre-processing; ANN; artificial neural network;
D O I
10.1504/IJBET.2011.042500
中图分类号
R318 [生物医学工程];
学科分类号
0831 ;
摘要
In this research paper, we used a novel approach to pre-process the heart sound signals by altering the electrical signal in a similar way as is done by human cochlea before they go to Artificial Intelligence (AI) for murmur detection/classification. Cochlea-like pre-processing changes the spectral contents of the heart sounds to enhance the murmur information which can then be detected/classified more accurately by AI circuitry. We designed a heart murmur detection/classification system based upon this approach and tested this system using simulated sounds of various murmur types. Our test results show that this approach significantly improves heart murmur detection/classification accuracy.
引用
收藏
页码:87 / 96
页数:10
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