Article(id=1200070647436116604, tenantId=1146029695717560320, journalId=1189918454225211397, issueId=1200070646895051378, articleNumber=null, orderNo=null, doi=10.20104/j.cnki.1674-6546.20240223, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=null, receivedDateStr=null, revisedDate=1720627200000, revisedDateStr=2024-07-11, acceptedDate=null, acceptedDateStr=null, onlineDate=1764048738582, onlineDateStr=2025-11-25, pubDate=1723651200000, pubDateStr=2024-08-15, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1764048738582, onlineIssueDateStr=2025-11-25, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1764048738582, creator=13701087609, updateTime=1764048738582, updator=13701087609, issue=Issue{id=1200070646895051378, tenantId=1146029695717560320, journalId=1189918454225211397, year='2024', volume='', issue='8', pageStart='1', pageEnd='48', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1764048738454, creator=13701087609, updateTime=1764049350066, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1200073212257203051, tenantId=1146029695717560320, journalId=1189918454225211397, issueId=1200070646895051378, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1200073212257203052, tenantId=1146029695717560320, journalId=1189918454225211397, issueId=1200070646895051378, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=8, endPage=14, ext={EN=ArticleExt(id=1200070647754883719, articleId=1200070647436116604, tenantId=1146029695717560320, journalId=1189918454225211397, language=EN, title=Non-Motor Vehicle Detection Model Based on YOLO Algorithm, columnId=1200070647679386243, journalTitle=Automotive Engineer, columnName=Special Issue on Intelligent Vehicle Environmental Perception and Target Detection Technology, runingTitle=null, highlight=null, articleAbstract=
To address the issue of false and missed detection of non-motorized vehicles due to the small size and obstructed vision in autonomous vehicle target detection, this research refines YOLOv4 basic algorithm to bolster the accuracy of non-motorized vehicle detection. The optimized algorithm streamlines the feature extraction process through a cross-stage connection, concurrently diminishing computational overhead and bolstering detection efficiency. Additionally, Convolutional Block Attention Module (CBAM) is embedded to increase effective feature weights and improve detection accuracy through channel and spatial attention weights. A non-motorized vehicle detection model is established based on anchor adaptive matching using a self-built non-motorized vehicle dataset. To verify the effectiveness of the model, the performance of the model is compared through ablation experiments. The results show that the proposed detection model substantially improves the detection and recognition performance of non-motor vehicles, effectively solve the problems of missed and false detections.
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*, columnId=1200070647847158411, journalTitle=汽车工程师, columnName=智能车辆环境感知与目标检测技术专刊, runingTitle=null, highlight=null, articleAbstract=
针对自动驾驶车辆目标检测过程中非机动车因体积小、易被遮挡而导致误检和漏检的问题,为提高非机动车的检测精度,对YOLOv4基础算法进行改进,利用跨阶段连接优化特征提取融合网络,在减少计算量的同时提高检测性能,并嵌入卷积块注意力模块(CBAM),通过通道和空间注意力权值分配来增大有效特征权重、提高检测精度,同时,利用自建的非机动车数据集,在锚框(Anchor)自适应匹配的基础上建立非机动车检测模型。最后,为验证模型的有效性,通过消融实验对比模型性能,结果表明,所提出的检测模型能够有效提高非机动车的检测和识别效果,较好地解决误检和漏检问题。
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2020., articleTitle=CSPNet:A New Backbone that Can Enhance Learning Capability of CNN[C], refAbstract=null), Reference(id=1200070659675095287, tenantId=1146029695717560320, journalId=1189918454225211397, articleId=1200070647436116604, doi=null, pmid=null, pmcid=null, year=2021, volume=null, issue=null, pageStart=184, pageEnd=null, url=null, language=null, rfNumber=[8], rfOrder=10, authorNames=WANG Y M, ZHANG Z, FENG L W, journalName=Computers and Electronics in Agriculture, refType=null, unstructuredReference=
WANG Y M,
ZHANG Z,
FENG L W, et al. A New Attention-Based CNN Approach for Crop Mapping Using Time Series Sentinel-2 Images[J].
Computers and Electronics in Agriculture,
2021, 184., articleTitle=A New Attention-Based CNN Approach for Crop Mapping Using Time Series Sentinel-2 Images, refAbstract=null)], funds=[Fund(id=1200070657418559630, tenantId=1146029695717560320, journalId=1189918454225211397, articleId=1200070647436116604, awardId=SDYAL2023051, language=CN, fundingSource=*山东省研究生优质专业学位教学案例库建设项目(SDYAL2023051), fundOrder=null, country=null)], companyList=[AuthorCompany(id=1200070650737033969, tenantId=1146029695717560320, journalId=1189918454225211397, articleId=1200070647436116604, xref=1, ext=[AuthorCompanyExt(id=1200070650749616883, tenantId=1146029695717560320, journalId=1189918454225211397, articleId=1200070647436116604, companyId=1200070650737033969, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
1 Shandong University of Science and Technology, Qingdao 266590), AuthorCompanyExt(id=1200070650758005492, tenantId=1146029695717560320, journalId=1189918454225211397, articleId=1200070647436116604, companyId=1200070650737033969, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
1 山东科技大学, 青岛 266590)]), AuthorCompany(id=1200070650867057403, tenantId=1146029695717560320, journalId=1189918454225211397, articleId=1200070647436116604, xref=2, ext=[AuthorCompanyExt(id=1200070650883834622, tenantId=1146029695717560320, journalId=1189918454225211397, articleId=1200070647436116604, companyId=1200070650867057403, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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2 比亚迪汽车有限公司, 西安 710119)])], figs=[ArticleFig(id=1200070653509469117, tenantId=1146029695717560320, journalId=1189918454225211397, articleId=1200070647436116604, language=EN, label=null, caption=null, figureFileSmall=RjY9V9ICpjtuDyDMUzJwww==, figureFileBig=RgcJYPpsQci5x79AQlgCaQ==, tableContent=null), ArticleFig(id=1200070653614326726, tenantId=1146029695717560320, journalId=1189918454225211397, articleId=1200070647436116604, language=CN, label=图1, caption=
目标检测流程, figureFileSmall=RjY9V9ICpjtuDyDMUzJwww==, figureFileBig=RgcJYPpsQci5x79AQlgCaQ==, tableContent=null), ArticleFig(id=1200070653845013465, tenantId=1146029695717560320, journalId=1189918454225211397, articleId=1200070647436116604, language=EN, label=null, caption=null, figureFileSmall=zFwkNt+LqKpuDm75Y4+SeQ==, figureFileBig=FrOmLl2UqnfuLPzEXz1Xrw==, tableContent=null), ArticleFig(id=1200070655019418597, tenantId=1146029695717560320, journalId=1189918454225211397, articleId=1200070647436116604, language=CN, label=图2, caption=
YOLOv4网络结构, figureFileSmall=zFwkNt+LqKpuDm75Y4+SeQ==, figureFileBig=FrOmLl2UqnfuLPzEXz1Xrw==, tableContent=null), ArticleFig(id=1200070655178802155, tenantId=1146029695717560320, journalId=1189918454225211397, articleId=1200070647436116604, language=EN, label=null, caption=null, figureFileSmall=yq9aRNqyuERti+6jyYhWlA==, figureFileBig=AAgqo8F2IEzASObgcLnylw==, tableContent=null), ArticleFig(id=1200070655275271156, tenantId=1146029695717560320, journalId=1189918454225211397, articleId=1200070647436116604, language=CN, label=图3, caption=
跨阶段连接网络, figureFileSmall=yq9aRNqyuERti+6jyYhWlA==, figureFileBig=AAgqo8F2IEzASObgcLnylw==, tableContent=null), ArticleFig(id=1200070655447237631, tenantId=1146029695717560320, journalId=1189918454225211397, articleId=1200070647436116604, language=EN, label=null, caption=null, figureFileSmall=7zNXJ/WfUo4FNeXw1xOnCg==, figureFileBig=fmHZVFIicRxbcV7eVlxZ7Q==, tableContent=null), ArticleFig(id=1200070655640174600, tenantId=1146029695717560320, journalId=1189918454225211397, articleId=1200070647436116604, language=CN, label=图4, caption=
CBAM示意, figureFileSmall=7zNXJ/WfUo4FNeXw1xOnCg==, figureFileBig=fmHZVFIicRxbcV7eVlxZ7Q==, tableContent=null), ArticleFig(id=1200070655812141072, tenantId=1146029695717560320, journalId=1189918454225211397, articleId=1200070647436116604, language=EN, label=null, caption=null, figureFileSmall=zNfdWdekWmLi40CwKP/c1g==, figureFileBig=VSl/LZkViz6SW9oRv2K3Jw==, tableContent=null), ArticleFig(id=1200070655900221461, tenantId=1146029695717560320, journalId=1189918454225211397, articleId=1200070647436116604, language=CN, label=图5, caption=
CBAM的嵌入位置, figureFileSmall=zNfdWdekWmLi40CwKP/c1g==, figureFileBig=VSl/LZkViz6SW9oRv2K3Jw==, tableContent=null), ArticleFig(id=1200070656017661982, tenantId=1146029695717560320, journalId=1189918454225211397, articleId=1200070647436116604, language=EN, label=null, caption=null, figureFileSmall=lzxic+kf5VT2yEzCpuuClA==, figureFileBig=ShXdAj22tFgyLiC8Lv2G8A==, tableContent=null), ArticleFig(id=1200070656122519593, tenantId=1146029695717560320, journalId=1189918454225211397, articleId=1200070647436116604, language=CN, label=图6, caption=
数据集中的图像样本示例, figureFileSmall=lzxic+kf5VT2yEzCpuuClA==, figureFileBig=ShXdAj22tFgyLiC8Lv2G8A==, tableContent=null), ArticleFig(id=1200070656231571504, tenantId=1146029695717560320, journalId=1189918454225211397, articleId=1200070647436116604, language=EN, label=null, caption=null, figureFileSmall=IF47c13M04HMQh7OrVDM/w==, figureFileBig=YZiIXW51O9PTOe1TQtRvLA==, tableContent=null), ArticleFig(id=1200070656340623415, tenantId=1146029695717560320, journalId=1189918454225211397, articleId=1200070647436116604, language=CN, label=图7, caption=
不同模型的检测效果, figureFileSmall=IF47c13M04HMQh7OrVDM/w==, figureFileBig=YZiIXW51O9PTOe1TQtRvLA==, tableContent=null), ArticleFig(id=1200070656453869629, tenantId=1146029695717560320, journalId=1189918454225211397, articleId=1200070647436116604, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 类别 | 样本数量/个 |
| 单轮平衡车 | 65 |
| 两轮平衡车 | 106 |
| 摩托车 | 169 |
| 三轮车 | 270 |
| 自行车 | 756 |
| 行人 | 3 237 |
| 汽车 | 2 636 |
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数据集样本类型和数量
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| 类别 | 样本数量/个 |
| 单轮平衡车 | 65 |
| 两轮平衡车 | 106 |
| 摩托车 | 169 |
| 三轮车 | 270 |
| 自行车 | 756 |
| 行人 | 3 237 |
| 汽车 | 2 636 |
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| 感受野 | 默认锚框参数 | 重新计算的锚框参数 |
| 大 | (116,90)(156,198) (373,326) | (98,103)(121,245) (289,300) |
| 中 | (30,61)(62,45)(59,119) | (33,105)(53,52)(62,186) |
| 小 | (10,13)(16,30)(33,23) | (9,27)(18,61)(24,25) |
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锚框参数调整结果
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| 感受野 | 默认锚框参数 | 重新计算的锚框参数 |
| 大 | (116,90)(156,198) (373,326) | (98,103)(121,245) (289,300) |
| 中 | (30,61)(62,45)(59,119) | (33,105)(53,52)(62,186) |
| 小 | (10,13)(16,30)(33,23) | (9,27)(18,61)(24,25) |
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| 类别 | 平均精度 |
| YOLOv4 | YOLOv4-b | YOLOv4-c | YOLOv4-d |
单轮 平衡车 | 0.78 | 0.76 | 0.82 | 0.91 |
两轮 平衡车 | 0.85 | 0.88 | 0.89 | 0.93 |
| 摩托车 | 0.89 | 0.91 | 0.93 | 0.94 |
| 三轮车 | 0.80 | 0.95 | 0.96 | 0.96 |
| 自行车 | 0.94 | 0.95 | 0.95 | 0.95 |
| 行人 | 0.91 | 0.93 | 0.93 | 0.94 |
| 汽车 | 0.90 | 0.88 | 0.89 | 0.89 |
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不同模型对应不同类别的平均精度
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| 类别 | 平均精度 |
| YOLOv4 | YOLOv4-b | YOLOv4-c | YOLOv4-d |
单轮 平衡车 | 0.78 | 0.76 | 0.82 | 0.91 |
两轮 平衡车 | 0.85 | 0.88 | 0.89 | 0.93 |
| 摩托车 | 0.89 | 0.91 | 0.93 | 0.94 |
| 三轮车 | 0.80 | 0.95 | 0.96 | 0.96 |
| 自行车 | 0.94 | 0.95 | 0.95 | 0.95 |
| 行人 | 0.91 | 0.93 | 0.93 | 0.94 |
| 汽车 | 0.90 | 0.88 | 0.89 | 0.89 |
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| 类别 | YOLOv4 | YOLOv4-b | YOLOv4-c | YOLOv4-d |
| 精确率 | 82.67 | 90.22 | 90.79 | 93.39 |
| 召回率 | 81.38 | 82.07 | 81.97 | 82.02 |
| mAP | 87.05 | 91.27 | 91.31 | 93.26 |
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不同模型的精确率和召回率和mAP %
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| 类别 | YOLOv4 | YOLOv4-b | YOLOv4-c | YOLOv4-d |
| 精确率 | 82.67 | 90.22 | 90.79 | 93.39 |
| 召回率 | 81.38 | 82.07 | 81.97 | 82.02 |
| mAP | 87.05 | 91.27 | 91.31 | 93.26 |
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