
Signal and Data Processing Techniques for Industrial Cyber-Physical Systems 201
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Signal to track
Consensus-based Kalman filter with symmetric probabilities
Consensus-based Kalman filter with generic probabilities
20
10
0
–10
–20
0 102030405060708090100
FIGURE 8.7 Consensus-based distributed Kalman filter. The performance of the filter obtained via the algo-
rithm in Asensio-Marco and Beferull-Lozano [69] is compared against the performance of the filter obtained
when generic CSMA is used.
on a grid structure. Notably, it can be seen that the symmetry of improves the performance of the
estimator.
8.4.3.2 Distributed State Estimation
For the distributed