Chirp-Based Hierarchical Beam Training for Extremely Large-Scale Massive MIMO.

Xu Shi Jintao Wang Zhi Sun Jian Song

Published in: ICC (2023)

Keyphrases

classifier training
fourier transform
massive scale
training set
test set
training phase
real world
frequency domain
fractional fourier transform
data sets
neural network
multiscale
hierarchical structure
coarse to fine
restricted boltzmann machine
multiple input