# Multi-Subspace Echo Hiding Based on Time-Frequency Similarities of Audio Signals

> Research article (IEEE/ACM Transactions on Audio Speech and Language Processing, 2020) · cited 23× · AI/ML

**Wikidata**: [openalex:W3048246070](https://www.wikidata.org/wiki/openalex:W3048246070)  
**Source**: https://4ort.xyz/entity/multi-subspace-echo-hiding-based-on-time-frequency-similarities-of-audio-signals