Article(id=1322161756827407091, tenantId=1146029695717560320, journalId=1225396423026438145, issueId=1322161562689847927, articleNumber=null, orderNo=null, doi=null, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1725811200000, receivedDateStr=2024-09-09, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1793157527405, onlineDateStr=2026-10-28, pubDate=1756051200000, pubDateStr=2025-08-25, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1793157527405, onlineIssueDateStr=2026-10-28, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1793157527405, creator=13701087609, updateTime=1793157527405, updator=13701087609, issue=Issue{id=1322161562689847927, tenantId=1146029695717560320, journalId=1225396423026438145, year='2025', volume='45', issue='8', pageStart='1', pageEnd='278', issueExtLink='null', onlineDate='null', pubDate='1756051200000', pubDateStr='2025-08-25', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1793157481119, creator='13701087609', updateTime=1793158854568, updator='13701087609', preIssue=null, nextIssue=null, articleTotal=null, ext={EN=IssueExt(id=1322167323411198934, tenantId=1146029695717560320, journalId=1225396423026438145, issueId=1322161562689847927, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1322167323411198935, tenantId=1146029695717560320, journalId=1225396423026438145, issueId=1322161562689847927, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null, downloadFileDto=null}, startPage=200, endPage=208, ext={EN=ArticleExt(id=1322161757049705205, articleId=1322161756827407091, tenantId=1146029695717560320, journalId=1225396423026438145, language=EN, title=Research and Application of Positioning Technology for Mine Inspection Robot Based on UWB and IMU Fusion, columnId=null, journalTitle=Mining Research and Development, columnName=null, runingTitle=null, highlight=null, articleAbstract=
A fusion positioning method based on UWB (Ultra Wideband) and IMU (Inertial Measurement Unit) was proposed to address the issues of low positioning accuracy and poor real-time performance of underground inspection robots in mines due to environmental influences. Firstly, the UWB ranging module was used to measure the distance between the inspection robot and the UWB base station. Secondly, a GRU (Gated Recurrent Unit) neural network model was constructed, and the UWB measurement distance and real distance were input into the neural network model for training, resulting in a GRU correction model. Then, the GRU neural network was used to correct the model for the measured distance, suppressing NLOS (Non-Line of Sight) distance errors in complex environments and obtaining more accurate distances than before. Finally, the corrected distance information was combined with the data provided by the IMU through ESKF (Error State Kalman Filter) to construct the error state equation and measurement equation, respectively, to evolve and update the system's error state and calculate more accurate position coordinates. The experimental results show that under three different NLOS environments, the corrected static experimental positioning accuracy is improved by 6.09%, 16.56% and 18.89% respectively, and the positioning accuracy in the composite scene is improved by 11.36% compared to before. In the dynamic experiment, the corrected average positioning accuracy is improved by 11.10% compared to before. By correcting the pseudo range measured under non line of sight, the impact of non line of sight can be reduced and the positioning accuracy can be improved.
, authors=Wenbo KUAI
1, 2, Hongwei ZHANG
1, 2, Zhonghui PU
3, Wei XIAO
3, authorsList=Wenbo KUAI, Hongwei ZHANG, Zhonghui PU, Wei XIAO, authorCompany=null, correspAuthors=Hongwei ZHANG, authorNote=null, correspAuthorsNote=null, copyrightStatement=null, 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=1322161765463479123, articleId=1322161756827407091, tenantId=1146029695717560320, journalId=1225396423026438145, language=CN, title=基于UWB和IMU融合的矿井巡检机器人定位技术研究与应用, columnId=1226462295946085268, journalTitle=矿业研究与开发, columnName=矿山机电与矿业智能化, runingTitle=null, highlight=null, articleAbstract=
针对矿山井下巡检机器人因受环境影响而定位精度低、实时性差等问题,提出了一种基于UWB(超宽带)与IMU(惯性测量单元)的融合定位方法。首先,利用UWB测距模块测量巡检机器人与UWB基站间的距离;其次,构建GRU(门控循环单元)神经网络模型,将UWB测量距离和真实距离输入神经网络模型中进行训练,得到GRU修正模型;然后,通过GRU神经网络修正模型对实测距离的修正,抑制复杂环境下NLOS(非视矩)距离误差,得到较之前更为精确的距离;最后,通过ESKF(误差状态卡尔曼滤波)将修正后的距离信息与IMU提供的数据结合,构建误差状态方程和量测方程,分别对系统的误差状态进行演化和更新,解算出更精确的位置坐标。试验结果表明:在三种不同NLOS环境下,修正后的静态实验定位精度较之前分别提升了6.09%、16.56%、18.89%,且在复合场景下定位精度较之前提升了11.36%;在动态实验中,修正后的平均定位精度较之前提升了11.10%。通过对非视距下测量的伪距进行修正可减小了非视距的影响,提高定位精度。
, authors=蒯文博
1, 2, 张宏伟
1, 2, 蒲忠辉
3, 肖卫
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蒯文博(1997—),男,河南商丘人,硕士研究生,研究方向为煤矿装备智能检测与控制。E-mail:1014724988@qq.com
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蒯文博(1997—),男,河南商丘人,硕士研究生,研究方向为煤矿装备智能检测与控制。E-mail:1014724988@qq.com
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7(4):3133-3146., articleTitle=Kalman-filter-based integration of IMU and UWB for high-accuracy indoor positioning and navigation, refAbstract=null)], funds=[Fund(id=1322161773109695396, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161756827407091, awardId=20IRTSTHN019, language=CN, fundingSource=河南省高校科技创新团队项目(20IRTSTHN019), fundOrder=null, country=null)], companyList=[AuthorCompany(id=1322161765677388627, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161756827407091, xref=1., ext=[AuthorCompanyExt(id=1322161765689971541, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161756827407091, companyId=1322161765677388627, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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DS-TWR double side two-way ranging model, figureFileSmall=HnGujZAC4LIWqXGtFb/Bsg==, figureFileBig=XF8qnLf5rBqsrFQHvnT6qQ==, tableContent=null), ArticleFig(id=1322161769406124935, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161756827407091, language=CN, label=图1, caption=
DS-TWR双边双向测距模型, figureFileSmall=HnGujZAC4LIWqXGtFb/Bsg==, figureFileBig=XF8qnLf5rBqsrFQHvnT6qQ==, tableContent=null), ArticleFig(id=1322161769628423049, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161756827407091, language=EN, label=Fig.2, caption=
Structure of GRU neural network, figureFileSmall=tL7aLuituj8/AVvPi3EyKg==, figureFileBig=O4CnEloxer37fIhxkQTT+Q==, tableContent=null), ArticleFig(id=1322161769699726218, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161756827407091, language=CN, label=图2, caption=
GRU神经网络结构, figureFileSmall=tL7aLuituj8/AVvPi3EyKg==, figureFileBig=O4CnEloxer37fIhxkQTT+Q==, tableContent=null), ArticleFig(id=1322161769775223691, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161756827407091, language=EN, label=Fig.3, caption=
Positioning principle of inspection robot based on UWB and IMU fusion, figureFileSmall=os9axV3+fXzTtgKq6/VUzw==, figureFileBig=TcgWCB2pLe070aNyzFHNGA==, tableContent=null), ArticleFig(id=1322161769859109772, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161756827407091, language=CN, label=图3, caption=
基于UWB和IMU融合的巡检机器人定位原理, figureFileSmall=os9axV3+fXzTtgKq6/VUzw==, figureFileBig=TcgWCB2pLe070aNyzFHNGA==, tableContent=null), ArticleFig(id=1322161769947190157, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161756827407091, language=EN, label=Fig.4, caption=
Experimental site, figureFileSmall=eLoYGo7b10T7N00rA8XYOA==, figureFileBig=byvxCVirezA/Hj8zeGg1RA==, tableContent=null), ArticleFig(id=1322161770035270542, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161756827407091, language=CN, label=图4, caption=
试验场地, figureFileSmall=eLoYGo7b10T7N00rA8XYOA==, figureFileBig=byvxCVirezA/Hj8zeGg1RA==, tableContent=null), ArticleFig(id=1322161770102379407, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161756827407091, language=EN, label=Fig.5, caption=
Comparison before and after UWB ranging correction, figureFileSmall=UjHW6AWRihZax70N8laPOA==, figureFileBig=w7UMr+x+fdXbI4eAMleimg==, tableContent=null), ArticleFig(id=1322161770186265488, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161756827407091, language=CN, label=图5, caption=
UWB测距修正前后对比, figureFileSmall=UjHW6AWRihZax70N8laPOA==, figureFileBig=w7UMr+x+fdXbI4eAMleimg==, tableContent=null), ArticleFig(id=1322161770249180049, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161756827407091, language=EN, label=Fig.6, caption=
Positioning results and positioning error of static experiment under scenario 1, figureFileSmall=39wNodQ8NuIP+uhSe+eO3A==, figureFileBig=W/yvUbU+L1zFuUqMg0M/3g==, tableContent=null), ArticleFig(id=1322161770316288914, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161756827407091, language=CN, label=图6, caption=
场景1下静态试验定位结果与定位误差, figureFileSmall=39wNodQ8NuIP+uhSe+eO3A==, figureFileBig=W/yvUbU+L1zFuUqMg0M/3g==, tableContent=null), ArticleFig(id=1322161770400174995, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161756827407091, language=EN, label=Fig.7, caption=
Positioning results and positioning error of static experiment under scenario 2, figureFileSmall=L9gsH8MoZiPds4kEygCONQ==, figureFileBig=NhMv1t/CogiRO3RtIqLGWQ==, tableContent=null), ArticleFig(id=1322161770467283860, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161756827407091, language=CN, label=图7, caption=
场景2下静态试验定位结果与定位误差, figureFileSmall=L9gsH8MoZiPds4kEygCONQ==, figureFileBig=NhMv1t/CogiRO3RtIqLGWQ==, tableContent=null), ArticleFig(id=1322161770546975637, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161756827407091, language=EN, label=Fig.8, caption=
Positioning results and positioning error of static experiment under scenario 3, figureFileSmall=rO5hNCSMOIrhnFpuNWLnow==, figureFileBig=nb8QGhBaULOAOILKk0s9Gg==, tableContent=null), ArticleFig(id=1322161772220502934, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161756827407091, language=CN, label=图8, caption=
场景3下静态试验定位结果与定位误差, figureFileSmall=rO5hNCSMOIrhnFpuNWLnow==, figureFileBig=nb8QGhBaULOAOILKk0s9Gg==, tableContent=null), ArticleFig(id=1322161772296000407, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161756827407091, language=EN, label=Fig.9, caption=
Positioning results and positioning error of static experiment under composite scene, figureFileSmall=6pw4e8Kxt4/ykj7z3f3X/Q==, figureFileBig=wfef4BuiCiqBZxL7uZGK8w==, tableContent=null), ArticleFig(id=1322161772384080792, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161756827407091, language=CN, label=图9, caption=
复合场景下静态试验定位结果与定位误差, figureFileSmall=6pw4e8Kxt4/ykj7z3f3X/Q==, figureFileBig=wfef4BuiCiqBZxL7uZGK8w==, tableContent=null), ArticleFig(id=1322161772463772569, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161756827407091, language=EN, label=Fig.10, caption=
Positioning results of dynamic experiment, figureFileSmall=bmMghgC/KhskZTeLEwp7AQ==, figureFileBig=n2BK5TexHk1sVL/fDL4J4Q==, tableContent=null), ArticleFig(id=1322161772543464347, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161756827407091, language=CN, label=图10, caption=
动态试验定位结果, figureFileSmall=bmMghgC/KhskZTeLEwp7AQ==, figureFileBig=n2BK5TexHk1sVL/fDL4J4Q==, tableContent=null), ArticleFig(id=1322161772618961820, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161756827407091, language=EN, label=Table 1, caption=
Positioning errors of static experiment under different scenarios
, figureFileSmall=null, figureFileBig=null, tableContent=
| 试验场景 | 评估指标 | 原始误差/cm | 修正误差/cm |
|---|
| 场景1 | RMSE | 16.09 | 15.11 |
| MAE | 15.97 | 14.85 |
| 场景2 | RMSE | 20.96 | 17.49 |
| MAE | 20.90 | 17.41 |
| 场景3 | RMSE | 37.59 | 30.49 |
| MAE | 37.58 | 30.45 |
| 复合场景 | RMSE | 54.91 | 48.67 |
| MAE | 54.81 | 48.56 |
), ArticleFig(id=1322161772694459293, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161756827407091, language=CN, label=表1, caption=
不同场景下静态试验定位误差
, figureFileSmall=null, figureFileBig=null, tableContent=
| 试验场景 | 评估指标 | 原始误差/cm | 修正误差/cm |
|---|
| 场景1 | RMSE | 16.09 | 15.11 |
| MAE | 15.97 | 14.85 |
| 场景2 | RMSE | 20.96 | 17.49 |
| MAE | 20.90 | 17.41 |
| 场景3 | RMSE | 37.59 | 30.49 |
| MAE | 37.58 | 30.45 |
| 复合场景 | RMSE | 54.91 | 48.67 |
| MAE | 54.81 | 48.56 |
), ArticleFig(id=1322161772778345374, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161756827407091, language=EN, label=Table 2, caption=
Positioning errors of dynamic experiment under composite sence
, figureFileSmall=null, figureFileBig=null, tableContent=
| 评估指标 | 原始误差/cm | 修正误差/cm |
|---|
| RMSE | 27.66 | 24.59 |
| MAE | 24.55 | 20.98 |
), ArticleFig(id=1322161772849648544, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161756827407091, language=CN, label=表2, caption=
复合场景下动态试验定位误差
, figureFileSmall=null, figureFileBig=null, tableContent=
| 评估指标 | 原始误差/cm | 修正误差/cm |
|---|
| RMSE | 27.66 | 24.59 |
| MAE | 24.55 | 20.98 |
), ArticleFig(id=1322161772916757409, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161756827407091, language=EN, label=Table 3, caption=
Partial experiment data
, figureFileSmall=null, figureFileBig=null, tableContent=
| 序号 | 实际坐标/cm | 原始定位/cm | 修正定位/cm |
|---|
| 1 | (250,250) | (246.64,257.70) | (247.61,257.23) |
| 2 | (250,250) | (248.93,258.51) | (245.92,256.06) |
| 3 | (250,250) | (244.17,268.89) | (246.17,265,50) |
| 4 | (250,250) | (243.83,266.23) | (245.82,262.85) |
| 5 | (250,250) | (222.67,275.29) | (229.27,271.65) |
| 6 | (250,250) | (220.27,277.74) | (226.79,273.90) |
| 7 | (355.85,100) | (341.49,90.98) | (344.73,94.80) |
| 8 | (400,344.82) | (403.81,335.79) | (400.95,336.92) |
| 9 | (233.44,400) | (239.92,405.45) | (239.47,401.84) |
| 10 | (100,247.49) | (93.42,249.10) | (96.60,250.94) |
), ArticleFig(id=1322161773009032098, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322161756827407091, language=CN, label=表3, caption=
部分试验数据
, figureFileSmall=null, figureFileBig=null, tableContent=
| 序号 | 实际坐标/cm | 原始定位/cm | 修正定位/cm |
|---|
| 1 | (250,250) | (246.64,257.70) | (247.61,257.23) |
| 2 | (250,250) | (248.93,258.51) | (245.92,256.06) |
| 3 | (250,250) | (244.17,268.89) | (246.17,265,50) |
| 4 | (250,250) | (243.83,266.23) | (245.82,262.85) |
| 5 | (250,250) | (222.67,275.29) | (229.27,271.65) |
| 6 | (250,250) | (220.27,277.74) | (226.79,273.90) |
| 7 | (355.85,100) | (341.49,90.98) | (344.73,94.80) |
| 8 | (400,344.82) | (403.81,335.79) | (400.95,336.92) |
| 9 | (233.44,400) | (239.92,405.45) | (239.47,401.84) |
| 10 | (100,247.49) | (93.42,249.10) | (96.60,250.94) |
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