搜索结果: 1-15 共查到“工学 Trajectory”相关记录39条 . 查询时间(0.078 秒)
SCALING PATTERNS OF NATURAL URBAN PLACES AS A RULE FOR ENHANCING THEIR URBAN FUNCTIONALITY USING TRAJECTORY DATA
Scaling patterns Natural urban place Urban functionality Trajectory data
2018/5/14
With the availability of massive trajectory data, it is highly valuable to reveal their activity information for many domains such as understanding the functionality of urban regions. This article uti...
TRAJECTORY BASED 3D FRAGMENT TRACKING IN HYPERVELOCITY IMPACT EXPERIMENTS
Hypervelocity impact Space debris Fragmentation Particle tracking Trajectory fitting Stereo matching
2018/6/5
Collisions between space debris and satellites in Earth’s orbits are not only catastrophic to the satellite, but also create thousands of new fragments, exacerbating the space debris problem. One chal...
Infant feeding and growth trajectory patterns in childhood and body composition in young adulthood
breastfeeding BMI growth patterns body composition longitudinal Project Early Nutrition
2018/11/15
Background: Growth patterns of breastfed and formula-fed infants may differ, with formula-fed infants growing more rapidly than breastfed infants into childhood and adulthood.
THE DETECTION OF TRANSPORT LAND-USE DATA USING CROWDSOURCING TAXI TRAJECTORY
Crowdsourcing Movement Trajectory Land-use Data Update Delaunay Triangulations
2016/11/30
This study tries to explore the question of transport land-use change detection by large volume of vehicle trajectory data, presenting a method based on Deluanay triangulation. The whole method includ...
TRAJECTORY-BASED ANALYSIS OF URBAN LAND-COVER CHANGE DETECTION
change trajectory similarity index long time series Landsat
2016/11/23
China have occurred unprecedented urban growth over the last two decades. It is reported that the level of China’s urbanization increased from 18 % in 1978 to 41 % in 2003, and this figure...
HYBRID MODELS FOR TRAJECTORY ERROR MODELLING IN URBAN ENVIRONMENTS
Mobile mapping Photogrammetry Feature matching Orientation Adjustment Modelling Registration
2016/7/28
This paper tackles the first step of any strategy aiming to improve the trajectory of terrestrial mobile mapping systems in urban environments. We present an approach to model the error of terrestrial...
Performance Evaluation of Alternative Relative Orientation Procedures for UAV-based Imagery with Prior Flight Trajectory Information
Relative Orientation Essential Matrix Closed-form Solution UAVs
2016/7/27
Thanks to recent advances at the hardware (e.g., emergence of reliable platforms at low cost) and software (e.g., automated identification of conjugate points in overlapping images) levels, UAV-based ...
PENALIZED SPLINE:A GENERAL ROBUST TRAJECTORY MODEL FOR ZIYUAN-3 SATELLITE
Penalized Spline Trajectory Model ZiYuan-3 Satellite Band-to-band Registration Multispectral Images
2016/7/4
Owing to the dynamic imaging system, the trajectory model plays a very important role in the geometric processing of high resolution satellite imagery. However, establishing a trajectory model is diff...
TRAJECTORY ADJUSTMENT OF MOBILE LASER SCAN DATA IN GPS DENIED ENVIRONMENTS
MLS mobile mapping LiDAR long tunnel survey
2016/3/25
Mobile mapping often occurs in environments with poor or no GNSS signal reception (tunnels, urban canons, canopy …). Most mobile scanning systems are equipped with tactical grade inertial systems, GNS...
Trajectory Modeling for Satellite Image Triangulation
Satellite photogrammetry Sensor model Mapping support data Trajectory model
2015/11/23
The model components of satellite photogrammetry consist of a trajectory model, projection equations and parameter subset selection. The trajectory model is important because subsequent estimation is ...
REDUNDANT IMUS FOR PRECISE TRAJECTORY DETERMINATION
Photogrammetry Sensor IMU Simulation Modelling Processing Acquisition
2015/5/29
A redundant inertial measurement unit (IMU) is an inertial sensing device composed by more than three accelerometers and three gyroscopes. This paper analyses the performance of redundant IMUs and the...
AUTOMATIC VEHICLE TRAJECTORY EXTRACTION FOR TRAFFIC ANALYSIS FROM AERIAL VIDEO DATA
traffic monitoring vehicle detection vehicle tracking aerial imagery UAV particle filter
2015/4/1
This paper presents a new approach to simultaneous detection and tracking of vehicles moving through an intersection in aerial images acquired by an unmanned aerial vehicle (UAV). Detailed analysis of...
Spilled oil trajectory assessment by using TOPEX/POSEIDON
TOPEX Poseidon oil spill trajectories assessment
2015/2/5
Spilled oil trajectory assessment by using TOPEX/POSEIDON.
ON MEASURING TRAJECTORY-INVARIANT GAIT SIGNATURES
Gait Recognition Biometrics Invariance Computer Vision
2015/1/7
Biometrics are increasingly important as a means of personal identification, and as such automatic gait analysis is emerging as one of the most promising new techniques for non-contact subject recogni...
Trajectory Clustering for People's Movement Pattern Based on Crowd Souring Data
GPS trajectories data Spatial-temporal clustering algorithm Movement pattern
2014/11/28
With the increasing availability of GPS-enabled devices, a huge amount of GPS trajectories recording people's location traces have been accumulated and shared freely on the Web. In this area, one of t...