搜索结果: 1-15 共查到“摄影测量与遥感技术 Three dimensional”相关记录25条 . 查询时间(0.092 秒)
QUALITY INSPECTION AND ANALYSIS OF THREE-DIMENSIONAL GEOGRAPHIC INFORMATION MODEL BASED ON OBLIQUE PHOTOGRAMMETRY
Oblique Photogrammetry Three-Dimensional Geographic Information Model Quality Inspection, Basic Principles Technical Features Common Problems
2018/5/11
In order to promote the construction of digital geo-spatial framework in China and accelerate the construction of informatization mapping system, three-dimensional geographic information model emerged...
ROBUST CYLINDER FITTING IN THREE-DIMENSIONAL POINT CLOUD DATA
Feature Extraction Geometric Shape Laser Scanning Object Recognition Pole Modelling Robust PCA Robust Regression Surface Fitting
2017/7/12
This paper investigates the problems of cylinder fitting in laser scanning three-dimensional Point Cloud Data (PCD). Most existing methods require full cylinder data, do not study the presence of outl...
COMPARISON OF COMMERCIAL STRUCTURE-FROM-MOTION PHOTOGRAMMETY SOFTWARE USED FOR UNDERWATER THREE-DIMENSIONAL MODELING OF CORAL REEF ENVIRONMENTS
Coral Reefs Coral Ecology Habitat Photogrammetry Structure-from-Motion Structural Complexity 3D topographic reconstruction 3D underwater modeling Agisoft Photoscan Pix4D
2017/4/5
Structural complexity in ecosystems creates an assortment of microhabitat types and has been shown to support greater diversity and abundance of associated organisms. The 3D structure of an environmen...
ACCURACY ASSESSMENT OF UNDERWATER PHOTOGRAMMETRIC THREE DIMENSIONAL MODELLING FOR CORAL REEFS
Photogrammetry Underwater 3D Modelling Accuracy Assessment Calibration Point Clouds Coral Reefs Coral Growth Moorea
2016/11/11
Recent advances in automation of photogrammetric 3D modelling software packages have stimulated interest in reconstructing highly accurate 3D object geometry in unconventional environments such as und...
THREE-DIMENSIONAL RECORDING OF BASTION MIDDLEBURG MONUMENT USING TERRESTRIAL LASER SCANNER
Three-dimensional Historical Monument Terrestrial Laser Scanning Time-off-flight Point Cloud
2016/11/11
This paper describes the use of terrestrial laser scanning for the full three-dimensional (3D) recording of historical monument, known as the Bastion Middleburg. The monument is located in Melaka, Mal...
RASTERIZATION AND VOXELIZATION OF TWO- AND THREE-DIMENSIONAL SPACE PARTITIONINGS
Vector-to-raster conversion voxelization 3D grid indoor model
2016/11/8
The paper presents a very straightforward and effective algorithm to convert a space partitioning, made up of polyhedral objects, into a 3D block of voxels, which is fully occupied, i.e. in which ever...
AIRBORNE LIGHT DETECTION AND RANGING (LIDAR) DERIVED DEFORMATION FROM THE MW 6.0 24 AUGUST, 2014 SOUTH NAPA EARTHQUAKE ESTIMATED BY TWO AND THREE DIMENSIONAL POINT CLOUD CHANGE DETECTION TECHNIQUES
LiDAR Change Detection ICP
2016/7/8
Remote sensing via LiDAR (Light Detection And Ranging) has proven extremely useful in both Earth science and hazard related studies. Surveys taken before and after an earthquake for example, can provi...
Broken-Ray Videometric Method and System for Measuring the Three-Dimensional Position and Pose of the Non-Intervisible Object
Close Range Photogrammetry Deformation Digital photogrammetry
2015/12/14
The traditional videometrics technique is usually adopted to measure the relative position and pose between the intervisible objects,
and is invalid for measuring the three-dimensional position, pose...
Forestry;Surveying;laser scanning;Precision;Three-dimensional;Modelling
ILRIS-3D laser scanner Landslide Point cloud Data processing Monitoring
2015/11/20
Landslide hazards are one of the major natural hazards. It is difficult not only to get the integrated and accurate landslide datum but also to monitor and predict the landslide. This paper introduces...
Three-Dimensional Risk Mapping for Anti-Disaster Recording of Historic Buildings
Remote Sensing Architecture Cartography Cultural Heritage Hazards
2015/11/11
This paper describes a multidisciplinary initiative for the preparation of educational material for the appropriate use of terrestrial laser scanning techniques for risk characterization of our built ...
Using a Three Dimensional Spatial Database to Orthorectify Automatically Remote Sensing Images
orthorectification DTM SPOT
2015/8/17
Following SPOT5 launch, Spot Image and French National Geographic Institute (IGN) have decided to design a worldwide accurate
database called Reference3D?using data from the High Resolution Stereosco...
Basic Study On The Real-time Three-dimensional Position Measurement of Ground Moving Objects Using An Accelerometer and Gyros
Surveying Development Measurement
2015/7/15
In recent years, electronics and computer technology have been applied to the development of survey instruments, and
the methods of measurement have widely changed. We make use of sophisticated syste...
Modelling and Visualization of Three Dimensional Objects using Close Range Imagery
Photogrammetry Architecture Archaeology
2015/7/14
Databases created for various user applications require different types of geometrical and thematic data. The physical shape, volume,
and texture of spatial objects are usually requested for objects ...
With the rapid development of 3D GIS, especially Computer Graphics ✄ Simulation and Virtual Reality, 3D GIS is applied in many
fields (Li Deren, 2000). On the base of study the road elements an...
THREE-DIMENSIONAL MODELLING OF BREAKLINES FROM AIRBORNE LASER SCANNER DATA
Laser scanning LIDAR DEM/DTM
2015/6/1
Airborne laserscanning allows a very detailed sampling of the landscape within a more or less automated recording
procedure. For the representation of models computed on the basis of this data mostly...