仅依赖连通度的压缩感知多目标定位方法
TP393.1; 提出仅依赖连通度的多目标定位方法,将多目标定位问题转化为基于压缩感知的稀疏向量重构,解决室内参照物高密度分布的目标定位问题.定位方法仅以连通度为观测值,运用最小化l1-范数法求解目标位置.当观测数据压缩为1 bit时,提出半正定松弛和不动点迭代法结合的目标求解算法.根据仿真实验结果,与MDS-MAP、DV-Hop和RSS-CS方法进行比较得出,仅连通度的非1-bit和1-bit量化的CS定位方法的平均定位误差小于1个网格,且2种方法占用的比特数只相当于RSS定位方法占用比特数的1/4和1/16....
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| Published in | 通信学报 Vol. 37; no. 5; pp. 152 - 164 |
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| Main Authors | , , , , |
| Format | Journal Article |
| Language | Chinese |
| Published |
教育部安全关键工业测控工程研究中心,安徽合肥230009
2016
合肥工业大学计算机与信息学院,安徽合肥,230009%合肥工业大学计算机与信息学院,安徽合肥230009 |
| Subjects | |
| Online Access | Get full text |
| ISSN | 1000-436X |
| DOI | 10.11959/j.issn.1000-436x.2016103 |
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| Abstract | TP393.1; 提出仅依赖连通度的多目标定位方法,将多目标定位问题转化为基于压缩感知的稀疏向量重构,解决室内参照物高密度分布的目标定位问题.定位方法仅以连通度为观测值,运用最小化l1-范数法求解目标位置.当观测数据压缩为1 bit时,提出半正定松弛和不动点迭代法结合的目标求解算法.根据仿真实验结果,与MDS-MAP、DV-Hop和RSS-CS方法进行比较得出,仅连通度的非1-bit和1-bit量化的CS定位方法的平均定位误差小于1个网格,且2种方法占用的比特数只相当于RSS定位方法占用比特数的1/4和1/16. |
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| AbstractList | TP393.1; 提出仅依赖连通度的多目标定位方法,将多目标定位问题转化为基于压缩感知的稀疏向量重构,解决室内参照物高密度分布的目标定位问题.定位方法仅以连通度为观测值,运用最小化l1-范数法求解目标位置.当观测数据压缩为1 bit时,提出半正定松弛和不动点迭代法结合的目标求解算法.根据仿真实验结果,与MDS-MAP、DV-Hop和RSS-CS方法进行比较得出,仅连通度的非1-bit和1-bit量化的CS定位方法的平均定位误差小于1个网格,且2种方法占用的比特数只相当于RSS定位方法占用比特数的1/4和1/16. |
| Author | 刘磊 张建军 韩江洪 卫星 陆阳 |
| AuthorAffiliation | 合肥工业大学计算机与信息学院,安徽合肥,230009%合肥工业大学计算机与信息学院,安徽合肥230009;教育部安全关键工业测控工程研究中心,安徽合肥230009 |
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| Author_FL | LIU Lei ZHANG Jian-jun LU Yang HAN Jiang-hong WEI Xing |
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| Keywords | connectivity 压缩感知 连通度 多目标定位 multiple targets localization 1-bit量化 1-bit quantization compressive sensing |
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| Snippet | TP393.1; 提出仅依赖连通度的多目标定位方法,将多目标定位问题转化为基于压缩感知的稀疏向量重构,解决室内参照物高密度分布的目标定位问题.定位方法仅以连通度为观测值,运... |
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| Title | 仅依赖连通度的压缩感知多目标定位方法 |
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