From: Physics-driven quantized consensus for distributed diffusion source estimation using sensor networks
Centralized | Distributed (Unquantized) | Distributed (Quantized) | |||||
---|---|---|---|---|---|---|---|
K=1 | K=3 | K=1 | K=3 | K=1 | K=3 | ||
No noise | c m | 0.0811 | 0.0683 | 0.0811 | 0.0684 | 0.1017 | 0.0740 |
τ m | 0.1375 | 0.1277 | 0.1231 | 0.1128 | 0.4127 | 0.1883 | |
ξ 1,m | 0.0439 | 0.0306 | 0.0439 | 0.0306 | 0.1151 | 0.0644 | |
ξ 2,m | 0.0285 | 0.0219 | 0.0285 | 0.0219 | 0.0571 | 0.0313 | |
20 dB | c m | 0.4385 | 0.1025 | 0.4385 | 0.1026 | 0.5939 | 0.1030 |
τ m | 0.2794 | 0.2565 | 0.2583 | 0.2267 | 0.4928 | 0.2887 | |
ξ 1,m | 0.0861 | 0.0611 | 0.0861 | 0.0620 | 0.1893 | 0.0767 | |
ξ 2,m | 0.0600 | 0.0415 | 0.0600 | 0.0415 | 0.1040 | 0.0451 | |
10 dB | c m | 0.2417 | 0.2027 | 0.2417 | 0.2031 | 0.2785 | 0.2171 |
τ m | 0.7132 | 0.7310 | 0.6952 | 0.7102 | 0.8321 | 0.7240 | |
ξ 1,m | 0.2081 | 0.1808 | 0.2081 | 0.1874 | 0.2627 | 0.1951 | |
ξ 2,m | 0.1135 | 0.0990 | 0.1135 | 0.0995 | 0.1310 | 0.1037 |