2021
DOI: 10.1371/journal.pone.0246680
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Adaptive federated filter for multi-sensor nonlinear system with cross-correlated noises

Abstract: This paper presents an adaptive approach to the federated filter for multi-sensor nonlinear systems with cross-correlations between process noise and local measurement noise. The adaptive Gaussian filter is used as the local filter of the federated filter for the first time, which overcomes the performance degradation caused by the cross-correlated noises. Two kinds of adaptive federated filters are proposed, one uses a de-correlation framework as local filter, and the subfilter of the other one is defined as … Show more

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Cited by 6 publications
(4 citation statements)
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References 43 publications
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“…Transfer alignment [18] divided the high-dimensional state vector into two parts Improved covariance [19] derived a real-time estimates of improved covariance SINS/GPS/CNS/Radar integrated system [11] calculated the state parameters with dual-state detection Joint filter to fuse data [20] INS/CNS/DVL combined system Federated unscented Kalman filter [21] with different vehicle motion models to estimate Federated hybrid filter [22] utilizes a minimum variance criterion to fuse An adaptive filter [23] conquer the performance degradation Federated filter with a feedback scheme [24] GNSS/INS/visual odometry combined positioning system Federated Kalman filter for indoor positioning distance is estimated through RSS and improved the calculation speed. Ma et al presented a federated adaptive filter based on improved covariance [19], which derived real-time estimates of improved covariance according to maximum likelihood estimation criteria.…”
Section: Methods Contributionmentioning
confidence: 99%
See 1 more Smart Citation
“…Transfer alignment [18] divided the high-dimensional state vector into two parts Improved covariance [19] derived a real-time estimates of improved covariance SINS/GPS/CNS/Radar integrated system [11] calculated the state parameters with dual-state detection Joint filter to fuse data [20] INS/CNS/DVL combined system Federated unscented Kalman filter [21] with different vehicle motion models to estimate Federated hybrid filter [22] utilizes a minimum variance criterion to fuse An adaptive filter [23] conquer the performance degradation Federated filter with a feedback scheme [24] GNSS/INS/visual odometry combined positioning system Federated Kalman filter for indoor positioning distance is estimated through RSS and improved the calculation speed. Ma et al presented a federated adaptive filter based on improved covariance [19], which derived real-time estimates of improved covariance according to maximum likelihood estimation criteria.…”
Section: Methods Contributionmentioning
confidence: 99%
“…In the filter [22], a minimum variance criterion is utilized to fuse the estimate of each local filter. Wang et al presented a federated filter for a multiple-sensor cross-correlations strategy [23]. An adaptive filter was utilized as a local filter, which can conquer the performance degradation.…”
Section: Methods Contributionmentioning
confidence: 99%
“…In the filter, a minimum variance criterion is utilized to fuse the estimate of each local filter. Reference [24] presented a federated filter for multiple-sensor crosscorrelations strategy. An adaptive filter was utilize as a local filter, which can conquer the performance degradation .To enhance the accuracy and robustness, reference [25] proposed a federated filter with a feedback scheme for a GNSS/INS/visual odometry combined positioning system.…”
Section: Related Workmentioning
confidence: 99%
“…This phenomenon occurs primarily due to three reasons: user reluctance to share data, strict data sharing policies, and high communication costs. In particular, amidst the growing emphasis on data privacy, a solution that complies with the EU’s General Data Protection Regulation and China’s Internet Personal Information Security Protection Guidelines is necessary [ 5 , 6 ]. Moreover, even with the widespread implementation of 5G, coping with the substantial user behavior data generated by the 4.9 billion internet users in 2021 [ 7 ] and an average weekly online time of 28.5 hours [ 8 ] remains a challenge.…”
Section: Introductionmentioning
confidence: 99%