搜索结果: 1-15 共查到“测绘科学技术 3D City Models”相关记录24条 . 查询时间(0.109 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
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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...
METHODS FOR GEOMETRIC DATA VALIDATION OF 3D CITY MODELS
Geometry Validation CityGML 3D city model Requirements Validation Rules Tolerances
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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
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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...
PRODUCTION OF VEGETATION INFORMATION TO 3D CITY MODELS FROM SPOT SATELLITE IMAGES
Forest mapping satellite imagery 3D city model atmospheric calibration 3D visualisation
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2015/9/17
The paper presents a methodology to produce forest parameters and tree instances to large area 3D maps or city models from satellite images. The process flow includes the calibration of the satellite ...
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
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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
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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
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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.
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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
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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...
3D VISUALIZATION AND QUERY TOOL FOR 3D CITY MODELS
3D city modelling GIS databases
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2015/6/1
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 ...
APPLICATIONS OF 3D CITY MODELS BASED SPATIAL ANALYSIS TO URBAN DESIGN
Spatial Analysis 3D City Models Urban Design Application
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2015/6/1
Urban design is a subject that is concerned with the shape, the surface and its physical arrangement of all kinds of urban elements.Although urban design is a practice process needs much detailed and ...
AUTOMATIC GENERATION OF 3D CITY MODELS AND RELATED APPLICATIONS
3D City model Automatic generation Laser profiling VR Viewer software 3D-GIS
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2015/5/19
The needs for 3D city models are growing and expanding rapidly in a variety of fields. In a steady shift from traditional 2D-GIS toward 3D-GIS, a great amount of accurate 3D city models have become ne...
COMPUTING AND MONITORING POTENTIAL OF PUBLIC SPACES BY SHADING ANALYSIS USING LIDAR DATA IN 3D CITY MODELS
public spaces tall buildings
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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...
GENERATION OF 3D-CITY MODELS AND THEIR UTILISATION IN IMAGE SEQUENCES
Image sequence GIS Data fusion Buildings Navigation
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2014/12/30
In this paper we describe the construction of a city model and its support for the analysis of image sequences. Our city model consists of building models which were generated from large scale vector ...
A FRAMEWORK FOR GENERALIZATION OF 3D CITY MODELS BASED ON CITYGML AND X3D
CityGML X3D Generalization CityTree Visualization Aggregation City model Multiple representation data structure
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2014/10/16
In this paper, a novel framework for generalization of 3D city models based on CityGML and X3D is proposed. In the proposed framework, the CityGML files are first parsed into a Java environment to acq...