# Detecting Subsurface Voids From GPR Images by 3-D Convolutional Neural Network Using 2-D Finite Difference Time Domain Method

> Research article (IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2022) · cited 47× · AI/ML

**Wikidata**: [openalex:W4226167978](https://www.wikidata.org/wiki/openalex:W4226167978)  
**Source**: https://4ort.xyz/entity/detecting-subsurface-voids-from-gpr-images-by-3-d-convolutional-neural-network-using-2-d-finite-difference-time-domain-m