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Table 2 Example of correlation between Bob and Eve in the simulated 3GPP TR38.901 UMi scenario

From: Physical-Layer-Security Box: a concept for time-frequency channel-reciprocity key generation

Pearson coefficients (average on 100 UEs)
Bandwidth Before Fb After Fb on C
MHz On y(t) On Y(f) M = 32 M = 512
10 0.85 0.48 0.59 0.47
20 0.82 0.45 0.50 0.42
40 0.75 0.35 0.48 0.33
80 0.68 0.33 0.45 0.24
160 0.62 0.30 0.36 0.20
250 0.60 0.32 0.31 0.19