搜索结果: 1-15 共查到“雷达工程 3D”相关记录23条 . 查询时间(0.286 秒)
基于激光雷达的无人驾驶3D多目标跟踪
无人驾驶 激光雷达 3D目标检测 3D多目标跟踪
2023/10/24
无人驾驶汽车行驶是连续时空的三维运动,汽车周围的目标不可能突然消失或者出现,因此,对于感知层而言,稳定可靠的多目标跟踪(Multi-object tracking,MOT)意义重大.针对传统的目标关联和固定生存周期(Birth and death memory,BDM)管理的不足,提出基于边界交并比(Border intersection over union,BIoU)度量的目标关联和自适应生存...
COMBINED VISUAL EXPLORATION OF 2D GROUND RADAR AND 3D POINT CLOUD DATA FOR ROAD ENVIRONMENTS
Ground Penetrating Radar 3D Point Cloud Infrastructure Maintenance
2018/9/12
Ground-penetrating 2D radar scans are captured in road environments for examination of pavement condition and below-ground variations such as lowerings and developing pot-holes. 3D point clouds captur...
3D BUILDING CHANGE DETECTION BETWEEN CURRENT VHR IMAGES AND PAST LIDAR DATA
Change detection LiDAR data VHR images DSM Quality Disparity MRF Optimization
2018/3/30
Change detection is an essential step to locate the area where an old model should be updated. With high density and accuracy, LiDAR data is often used to create a 3D city model. However, updating LiD...
Extraction of 3D Straight Lines Using LIDAR Data and Aerial Images
Building Edge Extraction Feature LIDAR Reconstruction
2015/12/18
Light Detection and Ranging (LIDAR) is a technology used for collecting topographic data. Nowadays there are diverse application areas of LIDAR data that include DTM generation and building extraction...
Level of Detail in 3D Building Reconstruction from LIDAR Data
LIDAR Geodesic Morphology Building Reconstruction 3D Modeling Ridge Line
2015/12/9
3D models of buildings are useful for many applications such as urban planning and environmental simulation, cartography, tourism and mobile navigation. Automatically generating building models in the...
Tie Voxel Method and Its Quality for 3D Airborne LIDAR Block Adjustment
Methods LIDAR Matching Error Transformation Three-dimensional Block
2015/12/8
For achieving high-quality LIDARgrammetry and performing surface reconstruction by 3D point clouds acquired at different locations or in different coordinate systems, a novel method was proposed and i...
3D Segmentation of Full Waveform LIDAR Data for Single Tree Detection Using Normalized Cut
LIDAR Segmentation Aerial Survey Clustering Forestry
2015/12/4
The study highlights a novel method to segment single trees in 3D from dense airborne full waveform LIDAR data using the normalized cut segmentation. The key idea is to subdivide the tree area in a vo...
An Implicit Geometric Regularization of 3D Building Shape Using Airborne LIDAR Data
LIDAR Building Edge Incremental Generalization Reconstruction
2015/12/4
The prime objective of this paper is to develop a new method for regularizing noisy building outlines extracted from airborne LiDAR data. For the last few decades, a lot of research efforts have been ...
LIDAR and Pictometry Images Integrated Use for 3D Model Generation
Photogrammetry LIDAR DTM 3D Model
2015/12/3
The territorial data acquisition technologies vary second of the final product scale use. So it can be passed that the classical topographical survey or terrestrial laser scanners survey for engineeri...
Communication and Visualization of 3D Urban Spatial Data According to User Requirements: Case Study of Geneva
urban data three-dimensional user requirements modelling visualization LIDAR
2015/12/2
In 2005, the main commission of the technical services of the city of Geneva launched a study to evaluate which users would potentially be interested to integrate the third dimension in the available ...
Integration of LIDAR and Airborne Imagery for Realistic Visualization of 3D Urban Environments
LiDAR Georeferencing True Orthophoto Generation 3D Visualization Urban Environments
2015/12/2
In its report "State of the World Cities 2006/07", the United Nations states that the number of urban area inhabitants is expected to rise to almost 5 billion by 2030, constituting roughly 62% of the ...
Methodology of 3D Digital Survey Operations and Data Processing According to Architectonic Investigations in Archaeological Area
Cultural Heritage LIDAR Acquisition Processing Interpretation
2015/11/13
Purpose: This is a presentation of same case studies conducted by our survey lab on some archaeological monuments. The main objective is to underline the general rules that guide 3D digital survey ope...
单目-无扫描3D激光雷达融合的非合作目标相对位姿估计
单目相机, 无扫描三维激光雷达 图像融合
2015/10/15
针对传统的利用单一视觉传感器难以实现复杂非合作空间操控导航的问题，提出一种基于单目相机与无扫描三维激光雷达融合的非合作目标相对位姿估计方法。首先，设计了基于成像几何关系的单目纹理-非扫描距离图像的快速配准与融合方法；之后，在构建目标同步定位与建图（SLAM）贝叶斯滤波模型基础上，提出一种扩展卡尔曼滤波-无损卡尔曼滤波-粒子滤波联合的滤波估计算法，可实现尺度模糊下相对位姿的快速鲁棒估计；其次，针对估...
采用温控镂空发热网的热像仪与3D激光雷达配准
温控镂空发热网 热像仪 3D激光雷达
2014/4/12
在热像仪与3D 激光雷达组合感知系统上,对基于特征点的配准问题进行了研究遥结合热像仪与3D 激光雷达的工作特性,设计制作了温控镂空发热网配准靶,可同时为热像仪与3D 激光雷达提供特征点遥红外图像特征点使用Harris 角点探测器进行采集曰为减小混合像素和激光点稀疏的影响,对配准靶平面进行了拟合并对点云进行了配准平面符合度检查,确定了深度图边缘曰使用计算角点附近深度边缘均值的方法提取深度特征点坐标,...
DIMENSIONALITY BASED SCALE SELECTION IN 3D LIDAR POINT CLOUDS
point cloud adaptive neighborhood scale selection multi-scale analysis feature PCA eigenvalues dimensionality
2012/9/3
This papers presents a multi-scale method that computes robust geometric features on lidar point clouds in order to retrieve the optimal neighborhood size for each point. Three dimensionality features...