# Underwater Acoustic Signal Classification Based on Sparse Time–Frequency Representation and Deep Learning

> Research article (IEEE Journal of Oceanic Engineering, 2021) · cited 64× · AI/ML

**Wikidata**: [openalex:W3119019295](https://www.wikidata.org/wiki/openalex:W3119019295)  
**Source**: https://4ort.xyz/entity/underwater-acoustic-signal-classification-based-on-sparse-timefrequency-representation-and-deep-learning