Table 7 Covariance matrix Σ for body-to-body channels (× 10−9)
From: Characterization of dynamic wireless body area network channels during walking
23993 | − 17.981 | 5757.3 | − 703.41 | 1391.2 | − 0.0356 | 6.5306 | −26.735 | 30.134 | − 468.17 | 1210.4 | 49.177 | 11182 | − 1693.0 | 992.49 |
− 17.981 | 1.4274 | − 7.2651 | − 86.469 | − 21.296 | − 0.0119 | − 0.2928 | − 0.9383 | − 0.5358 | − 2.7282 | − 20.0514 | − 3.4622 | − 75.720 | 5.5570 | 1.8840 |
5757.3 | − 7.2651 | 1610.6 | 435.12 | 425.48 | 0.1167 | 3.2503 | − 2.8037 | 9.8418 | − 93.996 | 420.35 | 42,274 | 2892.4 | − 383.19 | 234.14 |
− 703.41 | − 86.469 | 435.12 | 7944.8 | 1791.8 | 0.9558 | 21.264 | 78.906 | 38.252 | 219.77 | 1233.2 | 186.30 | 5715.6 | − 99.747 | − 319.98 |
1391.1 | − 21.296 | 425.48 | 1791.8 | 612.31 | 0.2425 | 4.4915 | 14.6965 | 10.934 | − 11.068 | 228.72 | 8.2676 | 2082.0 | − 174.32 | − 44.460 |
− 0.0356 | − 0.0119 | 0.1167 | 0.9558 | 0.2425 | 0.0007 | 0.0009 | 0.0064 | 0.0029 | − 0.0284 | − 0.0407 | 0.0198 | 0.6476 | − 0.0193 | − 0.0269 |
6.5306 | − 0.2928 | 3.2503 | 21,264 | 4,4915 | 0.0009 | 0.0979 | 0.2825 | 0.1338 | 0.8845 | 5.8413 | 0.9724 | 20.483 | − 1.1909 | − 0.2368 |
− 26.735 | − 0.9383 | − 2.8037 | 78.906 | 14.696 | 0.0064 | 0.2825 | 1.1716 | 0.3680 | 3.2113 | 13.220 | 2.5442 | 48.205 | − 0.2621 | − 3.4321 |
30.134 | − 0.5358 | 9.8418 | 38.252 | 10,934 | 0.0029 | 0.1338 | 0.3680 | 0.2620 | 0.7181 | 9.3956 | 1.2007 | 44.2433 | − 3.5498 | − 0.1764 |
− 468.17 | − 2.7282 | − 93.996 | 219.77 | − 11.068 | − 0.0284 | 0.8845 | 3.2113 | 0.7181 | 37.283 | 94.594 | 22.835 | − 51.286 | 38.947 | − 15.834 |
1210.4 | − 20.051 | 420.35 | 1233.2 | 228.72 | − 0.0407 | 5.8413 | 13.220 | 9.3956 | 94.594 | 642.92 | 113.61 | 1562.0 | − 89.772 | 54.165 |
49.177 | − 3.4622 | 42.274 | 186.30 | 8.2676 | 0.0198 | 0.9724 | 2.5442 | 1.2007 | 22.835 | 113.61 | 28.623 | 162.44 | 5.0584 | 10.517 |
11182 | − 75.720 | 2892.4 | 5715.6 | 2082.0 | 0.6476 | 20.4835 | 48.205 | 44.243 | − 51.286 | 1562.0 | 62.442 | 11781 | − 872.03 | 208.94 |
− 1693.0 | 5.5570 | − 383.19 | − 99.747 | − 174.32 | − 0.0193 | − 1.1909 | − 0.2621 | − 3.5498 | 38.9469 | − 89.7723 | 5.05838 | − 872.03 | 183.56 | − 54.062 |
992.49 | 1.8840 | 234.14 | − 319.98 | − 44.460 | − 0.0269 | − 0.2368 | − 3.4321 | − 0.1764 | − 15.834 | 54.165 | 10.517 | 208.94 | − 54.062 | 64.984 |