# Characterization of $S_1$ and $S_2$ Heart Sounds Using Stacked Autoencoder and Convolutional Neural Network

> Research article (IEEE Transactions on Instrumentation and Measurement, 2018) · cited 48× · AI/ML

**Wikidata**: [openalex:W2897048111](https://www.wikidata.org/wiki/openalex:W2897048111)  
**Source**: https://4ort.xyz/entity/characterization-of-s-1-and-s-2-heart-sounds-using-stacked-autoencoder-and-convolutional-neural-network