搜索结果: 1-14 共查到“摄影测量与遥感技术 Trajectory”相关记录14条 . 查询时间(0.184 秒)
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...
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...
Combining MEMS-based IMU data and vision-based trajectory estimation
Positioning and Tracking Vision-based trajectory Motion estimation IMU Data fusion
2014/7/23
This paper presents an efficient location tracking algorithm that integrates vision-based motion estimation and IMU data. Orientation and translation parameters of the mobile device are estimated from...
VISUAL UAV TRAJECTORY PLAN SYSTEM BASED ON NETWORK MAP
Trajectory Planning Image UAV Google earth Map Parameter
2014/4/25
The base map of the current software UP-30 using in trajectory plan for Unmanned Aircraft Vehicle is vector diagram. UP-30 draws navigation points manually. But in the field of operation process, the ...
REFINING CORRECTNESS OF VEHICLE DETECTION AND TRACKING IN AERIAL IMAGE SEQUENCES BY MEANS OF VELOCITY AND TRAJECTORY EVALUATION
Traffic Monitoring Vehicle Trajectories Aerial Image Sequences Fuzzy Logic Evaluation
2016/3/1
Derivation of statistical traffic data is highly dependent on the balance of detection and false alarm rates. In case false alarms have
not been eliminated in the initial detection phase, they are o...
TRAJECTORY-BASED SCENE DESCRIPTION AND CLASSIFICATION BY ANALYTICAL FUNCTIONS
Object recognition Scene Analysis statistical and deterministic trajectory models
2016/3/1
Video image detection systems (VIDS) provide an opportunity to analyse complex traffic scenes that are captured by stationary video
cameras. Our work concentrates on the derivation of traffic releva...