WASET
    Samit Ari and  Goutam Saha,  In Search of an SVD and QRcp Based Optimization Technique of ANN for Automatic Classification of Abnormal Heart Sounds.   journal   = {International Journal of Electronics and Communication Engineering}, [online]. World Academy of Science, Engineering and Technology.
    January 2008, vol. 13(1). 159 - 167
    [viewed 28 March 2024]. Available from: https://publications.waset.org/pdf/64.