Wireless communications empowered by reconfigurable intelligent surfaces: Model-based vs model-free channel estimation

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Authors: Li Wei, Chongwen Huang, George C. Alexandropoulos, Chau Yuen, Zhaoyang Zhang, Mérouane Debbah

Journal title: Journal of Information and Intelligence

Journal publisher: Elsevier

Published year: 2021

ISSN: 2949-7159