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Table 2 SNR and PSNR tests

From: Speech encryption using chaotic shift keying for secured speech communication

S.No Speech sample Duration in seconds SNR in dB PSNR in dB
1. Audio1.wav 7 33.7464 59.7989
2. Audio2.wav 8 32.5781 59.2281
3. Audio3.wav 5 33.0569 59.6304
4. Audio4.wav 3 34.7112 62. 3189