搜索结果: 1-15 共查到“摄影测量与遥感技术 city models”相关记录15条 . 查询时间(0.156 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...
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...
PRODUCTION OF VEGETATION INFORMATION TO 3D CITY MODELS FROM SPOT SATELLITE IMAGES
Forest mapping satellite imagery 3D city model atmospheric calibration 3D visualisation
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 ...
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...
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...
AUTOMATED GENERATION AND UPDATING OF DIGITAL CITY MODELS USING HIGH-RESOLUTION LINE SCANNING SYSTEMS
Databases Remote Sensing Automation Change Detection
2015/7/30
During the past few years lots of research has been carried out in the field of building extraction from airborne laser scanner data and
airborne large-scale imagery. This data can be used to create...
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...
APPLICATIONS OF 3D CITY MODELS BASED SPATIAL ANALYSIS TO URBAN DESIGN
Spatial Analysis 3D City Models Urban Design Application
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 ...
TOWARDS FULLY AUTOMATIC GENERATION OF CITY MODELS
City Models Building Reconstruction Feature Extraction DSM segmentation
2014/12/31
Once thought of being useful primarily for planning the location of telecommunication antennas, it has become clear in the meantime that three-dimensional city models are of importance in their own ri...
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
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...
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...
A CONCEPT FOR ASSIGNMENT OF TEXTURES TO PARTIALLY OCCLUDED FACES OF 3D CITY MODELS STORED IN CITYGML
Texture Mapping 3D Building Models Topology CityGML
2014/6/11
Automatic texture mappingis an important task in enrichment of the common3D city models. A significant part of all algorithms for automated texture mapping is the visibility checking. Nowadays most al...
UTILIZATION OF 3D CITY MODELS AND AIRBORNE LASER SCANNING FOR TERRAIN-BASED NAVIGATION OF HELICOPTERS AND UAVs
Airborne laser scanning LiDAR GPS/INS on-line processing navigation city models urban data
2016/3/1
Airborne laser scanning (ALS) of urban regions is commonly used as a basis for 3D city modeling. In this process, data acquisition
relies highly on the quality of GPS/INS positioning techniques. Typ...
AUTOMATED SELECTION OF TERRESTRIAL IMAGES FROM SEQUENCES FOR THE TEXTURE MAPPING OF 3D CITY MODELS
Building Texture Image Sequences Terrestrial Automation
2016/3/1
The final purpose of this study is to texture map existing 3D building models using calibrated images acquired with a terrestrial
vehicle. This paper focuses on the preliminary step of automated sel...