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Table 2 Simulation parameters

From: Sparse code multiple access on the generalized frequency division multiplexing

Parameters

SCMA-OFDM

SCMA-GFDM

K

256

32

M

1

7

N=MK

256

224

Roll-off factor

0

0.5

C

6

6

Modulation (J)

QPSK (4)

QPSK (4)

U

4

4

β

0.5

0.5

ε

1e−4

1e−4