Deep Learning, Artificial Intelligence, Heart Sounds, Sound Classification, Cardiovascular Disease.
continued until all the cardiac cycles were put in the image. Then, the value of pixels normalized to the range of 0 to 1: Where ̂𝑥 and ̂s are the normalized versions of the 𝑥 = (𝑥1, 𝑥2,…, 𝑥𝑘) and 𝑠 = (𝑠1, 𝑠2,…, 𝑠𝑘) as the original PCG signal and corresponding segmentation output index,