Table 4 DCNN-TCSGm performance summary.

From: Robust high-capacity free-space optical communication using OAM-based structured light and intelligent adaptive signal processing

Parameters

Pre-mitigation

Post-mitigation

(DCNN-TCSGm)

Improvement

Bit error rate (BER)

0.0032

0.0014

55%

Mean square error (MSE)

Signal stability

0.0150

0.0117

22%

Signal to noise ratio (SNR)

Power gain (dB)

18.5000

28.5000

10%

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