# Ultrasonic imaging recognition of coal-rock interface based on the improved variational mode decomposition

> Research article (Measurement, 2020) · cited 38× · AI/ML

**Wikidata**: [openalex:W3100024524](https://www.wikidata.org/wiki/openalex:W3100024524)  
**Source**: https://4ort.xyz/entity/ultrasonic-imaging-recognition-of-coal-rock-interface-based-on-the-improved-variational-mode-decomposition