搜索结果: 1-15 共查到“工学 SLAM”相关记录37条 . 查询时间(0.078 秒)
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2023中国SLAM竞赛圆满结束:推动SLAM技术创新,助力实际应用落地(图)
SLAM竞赛 SLAM 技术创新
2023/11/20
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第四届全国SLAM技术论坛圆满落幕(图)
第四届 SLAM 三维
2023/11/18
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第三届全国SLAM技术论坛成功举办(图)
第三届 全国SLAM技术论坛 SLAM 三维视觉
2022/9/19
针对移动机器人视觉同步定位与地图创建中由于相机大角度转动造成的帧间匹配失败以及跟踪丢失等问题,提出了一种基于局部图像熵的细节增强视觉里程计优化算法.建立图像金字塔,划分图像块进行均匀化特征提取,根据图像块的信息熵判断其信息量大小,将对比度低以及梯度变化小的图像块进行删除,减小图像特征点计算量.对保留的图像块进行亮度自适应调整,增强局部图像细节,尽可能多地提取能够表征图像信息的局部特征点作为相邻帧匹...
OPEN PIT MINE 3D MAPPING BY TLS AND DIGITAL PHOTOGRAMMETRY: 3D MODEL UPDATE THANKS TO A SLAM BASED APPROACH
TLS digital photogrammetry open pit mine SLAM mapping automatic localization
2018/6/5
The state of the art of 3D surveying technologies, if correctly applied, allows to obtain 3D coloured models of large open pit mines using different technologies as terrestrial laser scanner (TLS), wi...
A VARIANT OF LSD-SLAM CAPABLE OF PROCESSING HIGH-SPEED LOW-FRAMERATE MONOCULAR DATASETS
monocular visual odometry filter-based visual odometry Augmented Reality
2018/3/6
We develop a new variant of LSD-SLAM, called C-LSD-SLAM, which is capable of performing monocular tracking and mapping in high-speed low-framerate situations such as those of the KITTI datasets. The m...
基于点特征的视觉SLAM(同时定位与地图构建)算法存在计算量大、环境存储空间负荷高、定位误差较大的问题,为此,提出了一种基于点、线段、平面特征融合的视觉SLAM算法—PLP-SLAM.在扩展卡尔曼滤波(EKF)框架下,首先利用点特征估计机器人当前位姿,然后构建了基于点、线、平面特征的观测模型,最后建立了带平面约束的线段特征数据关联方法及系统状态更新模型,并利用线段和平面特征描述环境信息.在公开数据...
A LASER-SLAM ALGORITHM FOR INDOOR MOBILE MAPPING
SLAM Bayes Filter Graph Optimization Sub-maps Virtual Landmark Indoor Mobile Mapping
2016/11/8
A novel Laser-SLAM algorithm is presented for real indoor environment mobile mapping. SLAM algorithm can be divided into two classes, Bayes filter-based and graph optimization-based. The former is oft...
A FAST AND FLEXIBLE METHOD FOR META-MAP BUILDING FOR ICP BASED SLAM
LiDAR 3D point cloud ICP SLAM Mobile Mapping
2016/7/27
Recent developments in LiDAR sensors make mobile mapping fast and cost effective. These sensors generate a large amount of data which in turn improves the coverage and details of the map. Due to the l...
Augmenting ViSP’s 3D Model-Based Tracker with RGB-D SLAM for 3D Pose Estimation in Indoor Environments
Pose estimation ViSP RGB-D SLAM tracking
2016/7/5
This paper presents a novel application of the Visual Servoing Platform’s (ViSP) for pose estimation in indoor and GPS-denied outdoor environments. Our proposed solution integrates the trajectory solu...
无人机SLAM避障技术研究
无人机 同时定位与地图创建 避障 人工势场
2016/10/12
针对无人机没有考虑障碍规避而导致无人机的同时定位与地图构建(simultaneous localization and mapping, SLAM)任务无法完成的问题,提出一种改进的人工势场法。通过建立一个包含无人机到目标点的距离、无人机到障 碍物的距离及障碍物方差的势场函数,制定避障策略,从而解决无人机SLAM 的障碍规避问题,并在构建的无人机 运动模型基础上,对提出的算法进行仿真验证。仿真结果...
无人机SLAM避障技术研究
无人机 同时定位与地图创建 避障 人工势场
2016/4/6
无人机在实施SLAM时,由于环境的先验未知性,往往存在许多固定或运动的障碍物,影响着无人机的飞行安全和SLAM任务的完成。为此,提出了一种改进的人工势场法,通过建立一个包含无人机到目标点的距离、无人机到障碍物的距离及障碍物方差的势场函数,制定避障策略,从而解决无人机SLAM的障碍规避问题。在构建的无人机运动模型基础上,对提出的算法进行仿真验证,结果表明该算法在完成SLAM任务的同时,能够有效地避开...
无人机SLAM避障技术研究
无人机 同时定位与地图创建 避障 人工势场
2016/5/23
无人机在实施SLAM时,由于环境的先验未知性,往往存在许多固定或运动的障碍物,影响着无人机的飞行安全和SLAM任务的完成。为此,提出了一种改进的人工势场法,通过建立一个包含无人机到目标点的距离、无人机到障碍物的距离及障碍物方差的势场函数,制定避障策略,从而解决无人机SLAM的障碍规避问题。在构建的无人机运动模型基础上,对提出的算法进行仿真验证,结果表明该算法在完成SLAM任务的同时,能够有效地避开...
CROSS-COVARIANCE ESTIMATION FOR EKF-BASED INERTIAL AIDED MONOCULAR SLAM
Monocular SLAM Inertial measurement system Extended Kalman filter Correlations Estimation
2014/5/8
Repeated observation of several characteristically textured surface elements allows the reconstruction of the camera trajectory and a sparse point cloud which is often referred to as "map". The extend...