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EURASIP Journal on Wireless Communications and Networking

Table 3 Maximum number of beam measurements (BM) required for beam training methods (actions) A–D with x beams tracked over time

From: Deep reinforcement learning-based beam training with energy and spectral efficiency maximisation for millimetre-wave channels

Beam training methods

Maximum no. of BM

A

x

B

\((9\times 9)x+x\)

C

\((25\times 9)x+x\)

D

\(N_{\textrm{TX}}N_{\textrm{RX}}+x\)

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