搜索结果: 1-15 共查到“测绘科学技术 : City models”相关记录17条 . 查询时间(0.171 秒)
INTEGRATED USE OF REMOTE SENSED DATA AND NUMERICAL CARTOGRAPHY FOR THE GENERATION OF 3D CITY MODELS
3D City Model Numerical cartography SmartCity Data fusion SfM Oblique imagery LiDAR
2018/6/4
3D city models are becoming increasingly popular and important, because they constitute the base for all the visualization, planning, management operations regarding the urban infrastructure. These da...
CC-Modeler: A topology generator for 3-D city models
3-D City models topology generator building reconstruction visualization
2016/5/20
In this paper, we introduce a semi-automated topology generator for 3-D objects, CC-Modeler (CyberCity Modeler).Given the data as point clouds measured on Analytical Plotters or Digital Stations, we p...
METHODS FOR GEOMETRIC DATA VALIDATION OF 3D CITY MODELS
Geometry Validation CityGML 3D city model Requirements Validation Rules Tolerances
2016/1/18
Geometric quality of 3D city models is crucial for data analysis and simulation tasks, which are part of modern applications of the data (e.g. potential heating energy consumption of city quarters, so...
SPATIO-SEMANTIC COHERENCE IN THE INTEGRATION OF 3D CITY MODELS
3D city models data integration 3D GIS spatio-semantic coherence semantic modelling GML CityGML
2015/9/28
An increasing number of applications rely on 3D geoinformation. In addition to 3D geometry, these applications particularly require complex semantic information. In the context of spatialdata infrastr...
Automated procedures for creating and updating digital city models using high resolution imagery
Creating Updating Digital City
2015/9/2
Procedures for creating and updating Digital City Models have evolved significantly during the
past years. New techniques allow a very high degree of automation. Though there still exist
certain dra...
evaluation of the potential of pleaides system for 3d city models production : building, vegetation and dtm extraction
PLEIADES geometric modelling surface reconstruction digital surface models
2015/9/1
ThePleiades system developed by theFrench space agency CNESshall be ready for launch in early 2009. It deals with a new generation of high resolution optical satellites. The great agility of Pleiades ...
PANORAMIC SCENES FOR TEXTURE MAPPING OF 3D CITY MODELS
visualisation Virtual Reality Photo-realism Terrestrial
2015/7/31
Urban models can be collected area covering and efficiently based on aerial data like stereo images or LIDAR. While a large number of applications like simulations are already feasible based on the av...
AUTOMATIC MATCHING OF TERRESTRIAL SCAN DATA AS A BASIS FOR THE GENERATION OF DETAILED 3D CITY MODELS
LIDAR Laser scanning Fusion Matching
2015/6/1
The request for three-dimensional digital city models is increasing and also the need to have more precise and realistic
models. In the past, 3D models have been relatively simple. The models were de...
COMPARISON OF AERIAL IMAGES, SATELLITE IMAGES AND LASER SCANNING DSM IN A 3D CITY MODELS PRODUCTION FRAMEWOR
Aerial Satellite Laser Reconstruction.
2015/6/1
During the past decade, the automatic generation of 3D city models has been a constant topic of research for several universities
and cartographic or photogrammetric institutes. These 3D city models ...
GEOMETRIC AND THEMATIC ENRICHMENT OF FRONTAGES IN 3D CITY-MODELS
Modeling Reconstruction City Model
2015/6/1
Urban space is a three-dimensional space. That is why the 3D is often required when it is a question of representing it. G.I.S. existing
applications already propose 3D tools, but actually, these to...
For 3D city management visualization, query and the analysis of 3D data related to cities are very important tasks. In this paper, we
present a tool (3D-City VAQS/ 3D-City Visualization Analyse and ...
COMPUTING AND MONITORING POTENTIAL OF PUBLIC SPACES BY SHADING ANALYSIS USING LIDAR DATA IN 3D CITY MODELS
public spaces tall buildings
2015/5/7
The paper regards specific context of public spaces in “shadow” of tall buildings located in European cities. Majority of tall buildings in European cities were built in last 15 years. Tall building...
SHADOW EFFECT ON PHOTOVOLTAIC POTENTIALITY ANALYSIS USING 3D CITY MODELS
Shadow Detection Solar Energy Photovoltaic System D City Models Potentiality Analysis 3D GIS
2014/4/29
Due to global warming, green-house effect and various other drawbacks of existing energy sources, renewable energy like Photovoltaic system is being popular for energy production. The result of photov...
AUTOMATIC TEXTURE MAPPING WITH AN OMNIDIRECTIONAL CAMERA MOUNTED ON A VEHICLE TOWARDS LARGE SCALE 3D CITY MODELS
Extended Kalman filter Structure from Motion Texture mapping Panoramic images
2014/4/25
Today high resolution panoramic images with competitive quality have been widely used for rendering in some commercial systems. However the potential applications such as mapping, augmented reality an...
FROM GIS TO BIM AND BACK AGAIN – A SPATIAL QUERY LANGUAGE FOR 3D BUILDING MODELS AND 3D CITY MODELS
3D Spatial Query Language Building Information Model 3D City Model Topology Direction Octree
2014/6/11
The article presents the development of Spatial Query Languagefor 3D building and 3D city models. Inspired by the achievements of the GIS community in developing spatial query functionality for 2D spa...
