# Inverse Extrapolation for Efficient Precoding in Time-Varying Massive MIMO–OFDM Systems

> Research article (IEEE Access, 2019) · cited 10× · AI/ML

**Wikidata**: [openalex:W2946493597](https://www.wikidata.org/wiki/openalex:W2946493597)  
**Source**: https://4ort.xyz/entity/inverse-extrapolation-for-efficient-precoding-in-time-varying-massive-mimoofdm-systems