# A novel constrained dense convolutional autoencoder and DNN-based semi-supervised method for shield machine tunnel geological formation recognition

> Research article (Mechanical Systems and Signal Processing, 2021) · cited 73× · AI/ML

**Wikidata**: [openalex:W3197949786](https://www.wikidata.org/wiki/openalex:W3197949786)  
**Source**: https://4ort.xyz/entity/a-novel-constrained-dense-convolutional-autoencoder-and-dnn-based-semi-supervised-method-for-shield-machine-tunnel-geolo