Open access
Aug 2026
STFT-Based Multiclass Heart Sound Classification Using BiLSTM and CNN-BiLSTM Models
The results show that CNN-BiLSTM provides higher and more stable classification performance for five-class PCG classification, while BiLSTM remains a simpler alternative for lightweight implementation.
N. S., E. Hussein, L. Abdul-Rahaim
· Journal of Electronics Elect... · 0 citations