# Channel Estimation and Pilot Design for Uplink Sparse Code Multiple Access System Based on Complex-Valued Sparse Autoencoder

> Research article (IEEE Access, 2019) · cited 12× · AI/ML

**Wikidata**: [openalex:W2921012799](https://www.wikidata.org/wiki/openalex:W2921012799)  
**Source**: https://4ort.xyz/entity/channel-estimation-and-pilot-design-for-uplink-sparse-code-multiple-access-system-based-on-complex-valued-sparse-autoenc