{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,12,31]],"date-time":"2025-12-31T12:20:16Z","timestamp":1767183616567,"version":"build-2065373602"},"reference-count":29,"publisher":"MDPI AG","issue":"24","license":[{"start":{"date-parts":[[2022,12,9]],"date-time":"2022-12-09T00:00:00Z","timestamp":1670544000000},"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","doi-asserted-by":"publisher","award":["52072309"],"award-info":[{"award-number":["52072309"]}],"id":[{"id":"10.13039\/501100001809","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Sensors"],"abstract":"<jats:p>The attitude sensor of the aircraft can give feedback on the perceived flight attitude information to the input of the flight controller to realize the closed-loop control of the flight attitude. Therefore, the fault diagnosis of attitude sensors is crucial for the flight safety of aircraft, in view of the situation that the existing diagnosis methods fail to give consideration to both the diagnosis rate and the diagnosis accuracy. In this paper, a fast and high-precision fault diagnosis strategy for aircraft sensor is proposed. Specifically, the aircraft\u2019s dynamics model and the attitude sensor\u2019s fault model are built. The SENet attention mechanism is used to allocate weights for the collected time-domain fault signals and transformed time-frequency signals, and then inject the fused feature signals with weights into the RepVGG based on the convolutional neural network structure for deep feature mining and classification. Experimental results show that the proposed method can achieve good precision speed tradeoff.<\/jats:p>","DOI":"10.3390\/s22249662","type":"journal-article","created":{"date-parts":[[2022,12,12]],"date-time":"2022-12-12T05:10:19Z","timestamp":1670821819000},"page":"9662","update-policy":"https:\/\/doi.org\/10.3390\/mdpi_crossmark_policy","source":"Crossref","is-referenced-by-count":12,"title":["High Precision Feature Fast Extraction Strategy for Aircraft Attitude Sensor Fault Based on RepVGG and SENet Attention Mechanism"],"prefix":"10.3390","volume":"22","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-2960-8071","authenticated-orcid":false,"given":"Zhen","family":"Jia","sequence":"first","affiliation":[{"name":"School of Mechanical and Electrical Engineering, Xi\u2019an University of Architecture and Technology, Xi\u2019an 710055, China"}]},{"given":"Kai","family":"Wang","sequence":"additional","affiliation":[{"name":"School of Civil Aviation, Northwestern Polytechnical University, Xi\u2019an 710072, China"}]},{"given":"Yang","family":"Li","sequence":"additional","affiliation":[{"name":"School of Civil Aviation, Northwestern Polytechnical University, Xi\u2019an 710072, China"}]},{"given":"Zhenbao","family":"Liu","sequence":"additional","affiliation":[{"name":"School of Civil Aviation, Northwestern Polytechnical University, Xi\u2019an 710072, China"}]},{"given":"Jian","family":"Qin","sequence":"additional","affiliation":[{"name":"School of Mechanical and Electrical Engineering, Xi\u2019an University of Architecture and Technology, Xi\u2019an 710055, China"}]},{"given":"Qiqi","family":"Yang","sequence":"additional","affiliation":[{"name":"School of Mechanical and Electrical Engineering, Xi\u2019an University of Architecture and Technology, Xi\u2019an 710055, China"}]}],"member":"1968","published-online":{"date-parts":[[2022,12,9]]},"reference":[{"key":"ref_1","doi-asserted-by":"crossref","unstructured":"Qi, X., Theilliol, D., Qi, J., Zhang, Y., and Han, J. 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