搜索结果: 1-15 共查到“测绘科学技术 Urban area”相关记录31条 . 查询时间(0.06 秒)
SAR AND OBLIQUE AERIAL OPTICAL IMAGE FUSION FOR URBAN AREA IMAGE SEGMENTATION
Remote Sensing Urban Area Image Fusion Image Segmentation SAR RGB Image
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2017/7/13
The fusion of synthetic aperture radar (SAR) and optical data is a dynamic research area, but image segmentation is rarely treated. While a few studies use low-resolution nadir-view optical images, we...
The Evaluation of GPS techniques for UAV-based Photogrammetry in Urban Area
UAV DSM Orthophoto GCP
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2016/7/5
The efficiency and high mobility of Unmanned Aerial Vehicle (UAV) made them essential to aerial photography assisted survey and mapping. Especially for urban land use and land cover, that they often c...
URBAN AREA CLASSIFICATION IN HIGH RESOLUTION SAR BASED ON TEXTURE FEATURES
Synthetic Aperture Radar High Spatial Resolution Urban Area Texture GLCM Separability
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2016/3/17
Texture features in high resolution TerraSAR-X data were used for classification in this paper. In single band and single polarized SAR image, texture holds useful information for interpreting objects...
ESTIMATING IMPERVIOUS SURFACE FOR THE URBAN AREA EXPANSION:EXAMPLES FROM CHANGCHUN,NORTHEAST CHINA
Changchun remote sensing estimation impervious land-use classification
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2015/12/28
As a developing country, China is now undergoing a quick process of urbanization. Therefore, understand ing and managing the urban environment is a prerequisite for addressing sustainability, which is...
DEVELOPMENT OF 3D MONITORING DATASET FOR SHOP AND OFFICE TENANTS VARIATIONS IN BROAD URBAN AREA BY SPATIO-TEMPORAL INTEGRATING DIGITAL MAPS AND YELLOW PAGE DATA
Spatial Database Spatio-temporal Data Mode Image Understanding Spatial-temporal Analysis Urban Planning Digital Mapping
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2015/12/23
Various methods of analysis and dataset have been used for urban studies. However, used urban data often has low spatial resolution,especially regional statistics, though statistical data can cover la...
AUTOMATIC ROAD EXTRACTION OF URBAN AREA FROM HIGH SPATIAL RESOLUTION REMOTELY SENSED IMAGERY
road extraction road connection K-mean cluster high spatial resolution
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2015/12/23
For the significance of road information to the city management, urban roads are subjects of great concern to be extracted from remotely sensed images. With the availability of high spatial resolution...
Close Photogrammetry and Laser Scanning Using a Mobile Mapping System for the High Detailed Survey of a Height Density Urban Area
Mobile Mapping System GPS/INS LIDAR
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2015/12/17
The realization of an urban underground is a key issue for the development of any city, and it has to regard all problems linked to the
project phase and the connections with many other works like ra...
A Study on Automatic Image Arrangement in Urban Area - Toward the New Concept of Urban Visualization
GIS Matching Multiresolution Visualization Urban Navigation
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2015/12/16
Recently, visualization of urban scenes attracts attention from the perspective of tourism and cultural city activation. Considering the popularity of the digital still cameras, a more impressive form...
3D OBJECT CLASSIFICATION BASED ON THERMAL AND VISIBLE IMAGERY IN URBAN AREA
Fusion Thermal Imagery Visible Imagery Classification Urban Area
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2016/1/15
The spatial distribution of land cover in the urban area especially 3D objects (buildings and trees) is a fundamental dataset for urban planning, ecological research, disaster management, etc. Accordi...
DECISION LEVEL FUSION OF LIDAR DATA AND AERIAL COLOR IMAGERY BASED ON BAYESIAN THEORY FOR URBAN AREA CLASSIFICATION
High Resolution LiDAR Data Naï ve Bayes Classifier Decision Level Fusion Classification
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2016/1/18
Airborne Light Detection and Ranging (LiDAR) generates high-density 3D point clouds to provide a comprehensive information from object surfaces. Combining this data with aerial/satellite imagery is qu...
Building Roof Detection from a Single High-Resolution Satellite Image in Dense Urban Area
building extraction high resolution urban scene hypothesis-verifi cation
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2015/12/4
This work aims at extracting 2D buildings from a single high-resolution satellite image in densely built-up urban areas. The whole algorithm follows the hypothesis-verification strategy.
A Multi-Photo Least Squares Matching Algorithm for Urban Area DEM Refinement Using Breaklines
DEM least squares adjustment least squares matching breaklines occlusion
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2015/12/4
High quality digital elevation models (DEMs) are required for a large number of urban applications such as; telecommunication, urban development, and city planning and management. Sudden changes in su...
CHANGE DETECTION BASED ON PERSISTENT SCATTERER INTERFEROMETRY–CASE STUDY OF MONITORING AN URBAN AREA
Persistent Scatterer Interferometry (PSI) Change Detection Urban Monitoring
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2015/9/21
Persistent Scatterer Interferometry (PSI) is a technique to extract subtle surface deformation from sets of scatterers identified in time-series of SAR images which feature temporally stable and stron...
COMPARING FREQUENCY-BASED MEASURES OF SPECTRAL AND MORHPOLOGICAL DIVERSITY WITH SOCIODEMOGRAPHIC CHARACTERISTICS IN AN URBAN AREA
frequency-based contextual classification urban morphometry housing crime lidar
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2015/8/3
Remotely-sensed imagery has a demonstrated connection to urban demographic variables. In a previous study, frequency-based contextual counts of cover type classes have been related to census housing v...
IMAGE CHANGE DETECTION ON URBAN AREA: THE EARTHQUAKE CASE
Remote Sensing Earthquakes Change Detection Disaster Multitemporal
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2015/7/29
Earthquakes constitute one of the most relevant natural hazards on wide areas, involving both economical and social aspects. In the
last years, lots of resources have been involved in developing met...