Sr. no. | Different sensing matrices | Entropy of original speech signal | Entropy of reconstructed speech signal | Entropy of sensing matrix | |
---|---|---|---|---|---|
1. | Daubechies wavelet family | db1 | 10.2888 | 11.0000 | 0.1191 |
2. | db2 | 10.2888 | 11.0000 | 0.4663 | |
3. | db3 | 10.2888 | 11.0000 | 0.6966 | |
4. | db4 | 10.2888 | 11.0000 | 0.9066 | |
5. | db5 | 10.2888 | 11.0000 | 1.0980 | |
6. | db6 | 10.2888 | 11.0000 | 1.2699 | |
7. | db7 | 10.2888 | 11.0000 | 1.4416 | |
8. | db8 | 10.2888 | 11.0000 | 1.6132 | |
9. | db9 | 10.2888 | 11.0000 | 1.7689 | |
10. | db10 | 10.2888 | 11.0000 | 1.9047 | |
11. | Coiflet wavelet family | coif1 | 10.2888 | 11.0000 | 0.6966 |
12. | coif2 | 10.2888 | 11.0000 | 1.2699 | |
13. | coif3 | 10.2888 | 11.0000 | 1.7689 | |
14. | coif4 | 10.2888 | 11.0000 | 2.1759 | |
15. | coif5 | 10.2888 | 11.0000 | 2.5818 | |
16. | Symmlet wavelet family | sym4 | 10.2888 | 11.0000 | 0.9066 |
17. | sym5 | 10.2888 | 11.0000 | 1.0980 | |
18. | sym6 | 10.2888 | 11.0000 | 1.2699 | |
19. | sym7 | 10.2888 | 11.0000 | 1.4416 | |
20. | sym8 | 10.2888 | 11.0000 | 1.6132 | |
21. | sym9 | 10.2888 | 11.0000 | 1.7689 | |
22. | sym10 | 10.2888 | 11.0000 | 1.9047 | |
23. | Battle wavelet family | Battle1 | 10.2888 | 11.0000 | 2.0789 |
24. | Battle3 | 10.2888 | 11.0000 | 3.1632 | |
25. | Battle5 | 10.2888 | 11.0000 | 4.0745 | |
26. | Other wavelet families | Beylkin | 10.2888 | 11.0000 | 1.7689 |
27. | Vaidynathan | 10.2888 | 11.0000 | 2.1759 | |
28. | Random sensing matrices | Random Gaussian | 10.2888 | 11.0000 | 21.0000 |
29. | Random uniform | 10.2888 | 11.0000 | 21.0000 | |
30. | Random Toeplitz | 10.2888 | 11.0000 | 20.7505 | |
31. | Random Circulant | 10.2888 | 11.0000 | 11 | |
32. | Random Hadamard | 10.2888 | 11.0000 | 1 | |
33. | Deterministic sensing matrices | DCT matrix | 10.2888 | 11.0000 | 19.1415 |
34. | Sparse Binary | 10.2888 | 11.0000 | 0.0659 | |
35. | Classical approach | Wavelet compression | 10.2888 | 9.7573 | – |