Inspec keywords: wavelet transforms; medical signal processing; phonocardiography; feature extraction

Other keywords: WFHSR method; synchrosqueezing wavelet transform; eGeneralMedical databases; phonocardiogram; HS patterns; PASCAL HSs Challenge; amplitude-dependent thresholding rule; wavelet-based fundamental heart sound recognition method; high-frequency noises; decision-rule algorithm; PhysioNet/CinC HS Challenge; HS delineation; low-frequency noises; interval features; murmurs; Shannnon energy envelope; PCG signal; morphological features

Subjects: Signal processing and detection; Biology and medical computing; Sonic and ultrasonic radiation (biomedical imaging/measurement); Digital signal processing; Sonic and ultrasonic radiation (medical uses); Patient diagnostic methods and instrumentation