{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,10,14]],"date-time":"2025-10-14T00:37:45Z","timestamp":1760402265177,"version":"build-2065373602"},"reference-count":24,"publisher":"MDPI AG","issue":"4","license":[{"start":{"date-parts":[[2020,4,16]],"date-time":"2020-04-16T00:00:00Z","timestamp":1586995200000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"funder":[{"DOI":"10.13039\/501100001809","name":"National Natural Science Foundation of China","doi-asserted-by":"publisher","award":["61972068","61976042"],"award-info":[{"award-number":["61972068","61976042"]}],"id":[{"id":"10.13039\/501100001809","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100012591","name":"Program for Liaoning Innovative Talents in University","doi-asserted-by":"publisher","award":["none"],"award-info":[{"award-number":["none"]}],"id":[{"id":"10.13039\/501100012591","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100005047","name":"Natural Science Foundation of Liaoning Province","doi-asserted-by":"publisher","award":["2019-ZD-0171"],"award-info":[{"award-number":["2019-ZD-0171"]}],"id":[{"id":"10.13039\/501100005047","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Information"],"abstract":"<jats:p>The particle filter method is a basic tool for inference on nonlinear partially observed Markov process models. Recently, it has been applied to solve constrained nonlinear filtering problems. Incorporating constraints could improve the state estimation performance compared to unconstrained state estimation. This paper introduces an iterative truncated unscented particle filter, which provides a state estimation method with inequality constraints. In this method, the proposal distribution is generated by an iterative unscented Kalman filter that is supplemented with a designed truncation method to satisfy the constraints. The detailed iterative unscented Kalman filter and truncation method is provided and incorporated into the particle filter framework. Experimental results show that the proposed algorithm is superior to other similar algorithms.<\/jats:p>","DOI":"10.3390\/info11040214","type":"journal-article","created":{"date-parts":[[2020,4,16]],"date-time":"2020-04-16T13:01:39Z","timestamp":1587042099000},"page":"214","update-policy":"https:\/\/doi.org\/10.3390\/mdpi_crossmark_policy","source":"Crossref","is-referenced-by-count":2,"title":["Iterative Truncated Unscented Particle Filter"],"prefix":"10.3390","volume":"11","author":[{"given":"Yanbo","family":"Wang","sequence":"first","affiliation":[{"name":"School of Information and Communication Engineering, Dalian Minzu University, Dalian 116620, China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-0946-0789","authenticated-orcid":false,"given":"Fasheng","family":"Wang","sequence":"additional","affiliation":[{"name":"School of Information and Communication Engineering, Dalian Minzu University, Dalian 116620, China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Jianjun","family":"He","sequence":"additional","affiliation":[{"name":"School of Information and Communication Engineering, Dalian Minzu University, Dalian 116620, China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Fuming","family":"Sun","sequence":"additional","affiliation":[{"name":"School of Information and Communication Engineering, Dalian Minzu University, Dalian 116620, China"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"1968","published-online":{"date-parts":[[2020,4,16]]},"reference":[{"key":"ref_1","doi-asserted-by":"crossref","unstructured":"Sarkka, S. 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