Article(id=1322566797451178878, tenantId=1146029695717560320, journalId=1281212831689347082, issueId=1322566763112415546, articleNumber=null, orderNo=null, doi=10.14075/j.jgg.2025.01.588, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=research-article, receivedDate=1735660800000, receivedDateStr=2025-01-01, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1793254096614, onlineDateStr=2026-10-29, pubDate=1768406400000, pubDateStr=2026-01-15, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1793254096614, onlineIssueDateStr=2026-10-29, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1793254096614, creator=13701087609, updateTime=1793254096614, updator=13701087609, issue=Issue{id=1322566763112415546, tenantId=1146029695717560320, journalId=1281212831689347082, year='2026', volume='46', issue='1', pageStart='1', pageEnd='138', issueExtLink='null', onlineDate='null', pubDate='1768406400000', pubDateStr='2026-01-15', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1793254088427, creator='13701087609', updateTime=1793254088427, updator='13701087609', preIssue=null, nextIssue=null, articleTotal=null, ext=null, issueFiles=null, downloadFileDto=null}, startPage=34, endPage=39, ext={EN=ArticleExt(id=1322566797665088384, articleId=1322566797451178878, tenantId=1146029695717560320, journalId=1281212831689347082, language=EN, title=An Improved Soft Fault Detection Algorithm for GNSS/SINS Integrated Navigation System, columnId=null, journalTitle=Journal of Geodesy and Geodynamics, columnName=null, runingTitle=null, highlight=null, articleAbstract=
At present, the common detection method of integrated navigation system soft faults is to combine the sequential probability ratio test (SPRT) algorithm with the residual Chi-square detection algorithm. However, this algorithm has the defects of low detection accuracy and inability to detect multiple consecutive soft faults. Aiming at this problem, this paper first proposes an improved SPRT detection algorithm based on fading factor to reduce the influence of historical information on fault detection statistics and enhance the effect of current information on fault detection statistics. Then, the fault check statistic of the improved SPRT detection algorithm is designed, and combined with the residual Chi-square detection algorithm, an integrated navigation soft fault detection algorithm is proposed. Finally, based on GNSS/SINS integrated navigation system, this article has carried on the integrated navigation system soft failure detection simulation experiment.The experimental results show that compared with the classical algorithm, residual Chi-square detection algorithm, the improved algorithm not only has high precision and can accurately detect multiple consecutive soft faults, which can guarantee the stability of the integrated navigation system.
, authors=Lili LIU
1, Xueyuan LIN
1, *, Jingli FU
1, authorsList=Lili LIU, Xueyuan LIN, Jingli FU, authorCompany=null, correspAuthors=Xueyuan LIN, authorNote=null, correspAuthorsNote=null, copyrightStatement=
All rights reserved. Unauthorized reproduction is prohibited., copyrightOwner=null, extLink=null, articleAbsUrl=null, sourceXml=null, magXml=null, pdfUrl=null, pdf=null, pdfFileSize=null, pdfExtLink=null, richHtmlUrl=null, mobilePdfUrl=null, reviewReport=null, pdfFirstPage=null, abstractGraph=null, abstractGraphContent=null, abstractVideo=null, citation=null, cebUrl=null, magXmlContent=null, mapNumber=null, fund=null), CN=ArticleExt(id=1322566799284089743, articleId=1322566797451178878, tenantId=1146029695717560320, journalId=1281212831689347082, language=CN, title=一种改进的GNSS/SINS组合导航系统软故障检测算法, columnId=1281909276545356011, journalTitle=大地测量与地球动力学, columnName=大地测量学, runingTitle=null, highlight=null, articleAbstract=
目前,组合导航系统软故障的常用检测方法是将序贯概率比检验(SPRT)算法与残差χ2检测算法进行结合,然而该方法存在检测精度不高、无法检测连续多个软故障的缺陷。针对这一问题,首先提出一种基于渐消因子的改进SPRT检测算法,以降低历史新息对故障检验统计量的影响并增强当前新息对故障检验统计量的作用;然后,设计改进SPRT检测算法的故障检验统计量,与残差χ2检测算法相结合,提出一种改进的组合导航软故障检测算法;最后,基于GNSS/SINS组合导航系统,进行组合导航系统的软故障检测仿真实验。实验结果表明,相对于经典算法、残差χ2检测算法,改进算法不仅检测精度高而且能够高精度地检测连续多个软故障,进而保证组合导航系统的稳定性。
, authors=刘丽丽
1, 林雪原
1, *, 傅景礼
1, authorsList=刘丽丽, 林雪原, 傅景礼, authorCompany=null, correspAuthors=林雪原, authorNote=
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16, 3496- 3509, articleTitle=Generalized Likelihood Ratio Test for GNSS Spoofing Detection in Devices with IMU, refAbstract=null)], funds=[Fund(id=1322566802626950080, tenantId=1146029695717560320, journalId=1281212831689347082, articleId=1322566797451178878, awardId=ZR2023MA070, language=CN, fundingSource=山东省自然科学基金(ZR2023MA070), fundOrder=null, country=null)], companyList=[AuthorCompany(id=1322566799497999248, tenantId=1146029695717560320, journalId=1281212831689347082, articleId=1322566797451178878, xref=null, ext=[AuthorCompanyExt(id=1322566799510582161, tenantId=1146029695717560320, journalId=1281212831689347082, articleId=1322566797451178878, companyId=1322566799497999248, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=1 School of Artificial Intelligence, Shandong Vocational University of Foreign Affairs, Weihai 264500, China), AuthorCompanyExt(id=1322566799518970770, tenantId=1146029695717560320, journalId=1281212831689347082, articleId=1322566797451178878, companyId=1322566799497999248, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=1 山东外事职业大学人工智能学院, 威海, 264500)])], figs=[ArticleFig(id=1322566801058280364, tenantId=1146029695717560320, journalId=1281212831689347082, articleId=1322566797451178878, language=EN, label=Fig. 1, caption=
Flow of improved soft fault detection algorithm, figureFileSmall=JOOdNU3X1iwwYSKT0EWCJA==, figureFileBig=orKFf7vRbTr9MWykeryf/g==, tableContent=null), ArticleFig(id=1322566801125389229, tenantId=1146029695717560320, journalId=1281212831689347082, articleId=1322566797451178878, language=CN, label=图1, caption=
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SPRT detection results of classical algorithm and improved algorithm, figureFileSmall=HIO7a1K7oyUga8Q+tZxGbA==, figureFileBig=EmAQ/+b3HntmKTNDIApH5Q==, tableContent=null), ArticleFig(id=1322566801385436079, tenantId=1146029695717560320, journalId=1281212831689347082, articleId=1322566797451178878, language=CN, label=图2, caption=
经典算法与改进算法的SPRT检测结果, figureFileSmall=HIO7a1K7oyUga8Q+tZxGbA==, figureFileBig=EmAQ/+b3HntmKTNDIApH5Q==, tableContent=null), ArticleFig(id=1322566801465127856, tenantId=1146029695717560320, journalId=1281212831689347082, articleId=1322566797451178878, language=EN, label=Fig. 3, caption=
Chi-square detection results of three algorithms, figureFileSmall=yJ7AUPBkbkdPs6DIhDmxIA==, figureFileBig=4l67GdjYeDQlTVzCsd7i9Q==, tableContent=null), ArticleFig(id=1322566801536431025, tenantId=1146029695717560320, journalId=1281212831689347082, articleId=1322566797451178878, language=CN, label=图3, caption=
3种算法的卡方检测结果, figureFileSmall=yJ7AUPBkbkdPs6DIhDmxIA==, figureFileBig=4l67GdjYeDQlTVzCsd7i9Q==, tableContent=null), ArticleFig(id=1322566801616122802, tenantId=1146029695717560320, journalId=1281212831689347082, articleId=1322566797451178878, language=EN, label=Fig. 4, caption=
Soft fault detection results of three algorithms, figureFileSmall=nOReOIZni4+u/+8y7zcfUw==, figureFileBig=x47vFXH+xVGvWudrKB3XNA==, tableContent=null), ArticleFig(id=1322566801679037363, tenantId=1146029695717560320, journalId=1281212831689347082, articleId=1322566797451178878, language=CN, label=图4, caption=
3种算法对软故障的检测结果, figureFileSmall=nOReOIZni4+u/+8y7zcfUw==, figureFileBig=x47vFXH+xVGvWudrKB3XNA==, tableContent=null), ArticleFig(id=1322566801737757620, tenantId=1146029695717560320, journalId=1281212831689347082, articleId=1322566797451178878, language=EN, label=Fig. 5, caption=
Integrated navigation position error curves based on three algorithms, figureFileSmall=8UIIVsGm335DZG2oemx6Uw==, figureFileBig=/bUARRxy9gbliZ4Z/5fmkQ==, tableContent=null), ArticleFig(id=1322566801809060789, tenantId=1146029695717560320, journalId=1281212831689347082, articleId=1322566797451178878, language=CN, label=图5, caption=
基于3种算法的组合导航位置误差曲线, figureFileSmall=8UIIVsGm335DZG2oemx6Uw==, figureFileBig=/bUARRxy9gbliZ4Z/5fmkQ==, tableContent=null), ArticleFig(id=1322566801871975350, tenantId=1146029695717560320, journalId=1281212831689347082, articleId=1322566797451178878, language=EN, label=Fig. 6, caption=
Integrated navigation position error curves under three algorithms between 0 s and 600 s, figureFileSmall=mmX7M+mkJLlAt+fXT+j00w==, figureFileBig=dTthzSBue6FNfUuiv+B2HQ==, tableContent=null), ArticleFig(id=1322566801955861431, tenantId=1146029695717560320, journalId=1281212831689347082, articleId=1322566797451178878, language=CN, label=图6, caption=
0~600 s之间3种算法下组合导航位置误差曲线, figureFileSmall=mmX7M+mkJLlAt+fXT+j00w==, figureFileBig=dTthzSBue6FNfUuiv+B2HQ==, tableContent=null), ArticleFig(id=1322566802039747512, tenantId=1146029695717560320, journalId=1281212831689347082, articleId=1322566797451178878, language=EN, label=Fig. 7, caption=
Integrated navigation position error curves based on improved algorithm and residual χ2 detection algorithm, figureFileSmall=rYh3OUkliVTjVUpKPytNnQ==, figureFileBig=0FRl/cqKhkBSW+RUKU/G7w==, tableContent=null), ArticleFig(id=1322566802098467769, tenantId=1146029695717560320, journalId=1281212831689347082, articleId=1322566797451178878, language=CN, label=图7, caption=
基于改进算法及残差卡方检测算法的组合导航位置误差曲线, figureFileSmall=rYh3OUkliVTjVUpKPytNnQ==, figureFileBig=0FRl/cqKhkBSW+RUKU/G7w==, tableContent=null), ArticleFig(id=1322566802157188026, tenantId=1146029695717560320, journalId=1281212831689347082, articleId=1322566797451178878, language=EN, label=Tab. 1, caption=
Error parameters of navigation sensors
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| 参数项 | 参数值 | 工作周期 |
| 陀螺仪零偏 | 0.1°/h | 0.02 s |
| 陀螺仪角度随机游走 | 0.01°/$\sqrt{h}$ |
| 加速度计零偏 | 100 μg | 0.02 s |
| 加速度计随机游走 | 10 μg/$\sqrt{\mathrm{Hz}}$ |
| GNSS定位误差(1σ) | 10 m | 1 s |
| GNSS的测速误差 | 0.2 m/s |
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导航传感器误差参数
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| 参数项 | 参数值 | 工作周期 |
| 陀螺仪零偏 | 0.1°/h | 0.02 s |
| 陀螺仪角度随机游走 | 0.01°/$\sqrt{h}$ |
| 加速度计零偏 | 100 μg | 0.02 s |
| 加速度计随机游走 | 10 μg/$\sqrt{\mathrm{Hz}}$ |
| GNSS定位误差(1σ) | 10 m | 1 s |
| GNSS的测速误差 | 0.2 m/s |
), ArticleFig(id=1322566802320765884, tenantId=1146029695717560320, journalId=1281212831689347082, articleId=1322566797451178878, language=EN, label=Tab. 2, caption=
GNSS soft fault parameter model
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| 软故障序号 | 软故障模型(f0, t0, Δt, r0) |
| Fs1 | (3 m, 200 s, 60 s, 0.9 m/s) |
| Fs2 | (3 m, 600 s, 60 s, 0.5 m/s) |
| Fs3 | (3 m, 1100 s, 120 s, 0.5 m/s) |
), ArticleFig(id=1322566802400457661, tenantId=1146029695717560320, journalId=1281212831689347082, articleId=1322566797451178878, language=CN, label=表2, caption=
GNSS软故障参数模型
, figureFileSmall=null, figureFileBig=null, tableContent=
| 软故障序号 | 软故障模型(f0, t0, Δt, r0) |
| Fs1 | (3 m, 200 s, 60 s, 0.9 m/s) |
| Fs2 | (3 m, 600 s, 60 s, 0.5 m/s) |
| Fs3 | (3 m, 1100 s, 120 s, 0.5 m/s) |
), ArticleFig(id=1322566802471760830, tenantId=1146029695717560320, journalId=1281212831689347082, articleId=1322566797451178878, language=EN, label=Tab. 3, caption=
Comparison of GNSS soft fault detection performance
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| 检测方法 | 故障开始检测时间/s | | 故障结束检测时间/s |
| Fs1 | Fs2 | Fs3 | Fs1 | Fs2 | Fs3 |
| 残差卡方检测算法 | 225 | 635 | 1 171 | | 261 | 648 | 1 318 |
| 经典算法 | 225 | 635 | - | 340 | - | - |
| 改进算法 | 220 | 631 | 1 125 | 263 | 664 | 1 226 |
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GNSS软故障检测性能对比
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| 检测方法 | 故障开始检测时间/s | | 故障结束检测时间/s |
| Fs1 | Fs2 | Fs3 | Fs1 | Fs2 | Fs3 |
| 残差卡方检测算法 | 225 | 635 | 1 171 | | 261 | 648 | 1 318 |
| 经典算法 | 225 | 635 | - | 340 | - | - |
| 改进算法 | 220 | 631 | 1 125 | 263 | 664 | 1 226 |
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