# Gaussian mixture model and delay-and-sum based 4D imaging of damage in aircraft composite structures under time-varying conditions

> Research article (Mechanical Systems and Signal Processing, 2019) · cited 64× · AI/ML

**Wikidata**: [openalex:W2980335387](https://www.wikidata.org/wiki/openalex:W2980335387)  
**Source**: https://4ort.xyz/entity/gaussian-mixture-model-and-delay-and-sum-based-4d-imaging-of-damage-in-aircraft-composite-structures-under-time-varying-