# Sparse Doubly-Selective Channel Estimation Techniques for OSTBC MIMO-OFDM Systems: A Hierarchical Bayesian Kalman Filter Based Approach

> Research article (IEEE Transactions on Communications, 2020) · cited 30× · AI/ML

**Wikidata**: [openalex:W3027849421](https://www.wikidata.org/wiki/openalex:W3027849421)  
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