# Feature Extraction of Ship Radiation Signals Based on Wavelet Packet Decomposition and Energy Entropy

> Research article (Mathematical Problems in Engineering, 2022) · cited 23× · AI/ML

**Wikidata**: [openalex:W4205321420](https://www.wikidata.org/wiki/openalex:W4205321420)  
**Source**: https://4ort.xyz/entity/feature-extraction-of-ship-radiation-signals-based-on-wavelet-packet-decomposition-and-energy-entropy