Distributed Recursive Filtering Over Sensor Networks Under Random Access Protocol : When State Saturation Meets Censored Measurement
In this article, a new distributed filtering problem is studied for a class of state-saturated time-varying systems over sensor networks under measurement censoring, where the censored measurements are described by the Tobit measurement model. To curb the data collision and ease communication burden, a random access protocol (RAP) is implemented onto the sensor-to-filter channels to orchestrate the transmission sequence of multiple sensor nodes. The purpose of the addressed problem is to construct a state-saturated distributed filter such that upper bounds (on filtering error covariances) are guaranteed and filter parameters are determined to accommodate both measurement censoring and state saturation under the RAP. By means of matrix difference equations, the desired upper bounds are first acquired and later minimized through appropriately designing filter parameters. Particularly, the sparsity issue with respect to the network topology is tackled via the employing certain matrix simplification technique. A simulation example is finally presented to showcase the applicability of the proposed state-saturated distributed filtering algorithm.
Medienart: |
E-Artikel |
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Erscheinungsjahr: |
2023 |
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Erschienen: |
2023 |
Enthalten in: |
Zur Gesamtaufnahme - volume:53 |
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Enthalten in: |
IEEE transactions on cybernetics - 53(2023), 12 vom: 20. Dez., Seite 7760-7772 |
Sprache: |
Englisch |
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Beteiligte Personen: |
Geng, Hang [VerfasserIn] |
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Links: |
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Anmerkungen: |
Date Revised 30.11.2023 published: Print-Electronic Citation Status PubMed-not-MEDLINE |
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doi: |
10.1109/TCYB.2022.3209793 |
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funding: |
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Förderinstitution / Projekttitel: |
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PPN (Katalog-ID): |
NLM347794122 |
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520 | |a In this article, a new distributed filtering problem is studied for a class of state-saturated time-varying systems over sensor networks under measurement censoring, where the censored measurements are described by the Tobit measurement model. To curb the data collision and ease communication burden, a random access protocol (RAP) is implemented onto the sensor-to-filter channels to orchestrate the transmission sequence of multiple sensor nodes. The purpose of the addressed problem is to construct a state-saturated distributed filter such that upper bounds (on filtering error covariances) are guaranteed and filter parameters are determined to accommodate both measurement censoring and state saturation under the RAP. By means of matrix difference equations, the desired upper bounds are first acquired and later minimized through appropriately designing filter parameters. Particularly, the sparsity issue with respect to the network topology is tackled via the employing certain matrix simplification technique. A simulation example is finally presented to showcase the applicability of the proposed state-saturated distributed filtering algorithm | ||
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700 | 1 | |a Hu, Jun |e verfasserin |4 aut | |
700 | 1 | |a Dong, Hongli |e verfasserin |4 aut | |
700 | 1 | |a Cheng, Yuhua |e verfasserin |4 aut | |
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