Research Article
Dual Key Speech Encryption Algorithm Based Underdetermined BSS
Table 1
Comparison of average values of diagonal elements and upper triangular elements for
, and
.
| Segment | Average values of diagonal elements | Average values of upper triangular elements | | | | | | | | |
| , | 5365.35 | 1.3775 | 876.29 | −0.5212 | 4914.5 | 1.4676 | 488.4 | 0.087 | , | 2682.7 | 0.6888 | 438.15 | −0.2606 | 2281.4 | 0.5392 | 163.1 | 0.170 | , | 1343.96 | 0.0645 | 219.08 | −0.1303 | 1092.6 | 0.1002 | 57.99 | 0.051 |
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