# Imaging disturbance zones ahead of a tunnel by elastic full-waveform inversion: Adjoint gradient based inversion vs. parameter space reduction using a level-set method

> Research article (Underground Space, 2018) · cited 26× · AI/ML

**Wikidata**: [openalex:W2793287701](https://www.wikidata.org/wiki/openalex:W2793287701)  
**Source**: https://4ort.xyz/entity/imaging-disturbance-zones-ahead-of-a-tunnel-by-elastic-full-waveform-inversion-adjoint-gradient-based-inversion-vs-param