RAYLEIGH FADING CHANNEL ESTIMATION BASED ON GENERALIZED REGRESSION NEURAL NETWORK. J. eng. sustain. dev. [Internet]. 2023 May 1 [cited 2024 Jul. 22];27(3):363-74. Available from: https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/1961