搜索结果: 1-15 共查到“遥感信息工程 urban areas”相关记录33条 . 查询时间(0.117 秒)
OBJECTS GROUPING FOR SEGMENTATION OF ROADS NETWORK IN HIGH RESOLUTION IMAGES OF URBAN AREAS
Road extraction Segmentation Objects grouping Object based image analysis Maximal similarity region merging
2016/11/24
Updated road databases are required for many purposes such as urban planning, disaster management, car navigation, route planning, traffic management and emergency handling. In the last decade, the im...
HIERARCHICAL HIGHER ORDER CRF FOR THE CLASSIFICATION OF AIRBORNE LIDAR POINT CLOUDS IN URBAN AREAS
Classification Point Cloud Higher Order Random Fields Contextual Lidar Urban
2016/7/28
We propose a novel hierarchical approach for the classification of airborne 3D lidar points. Spatial and semantic context is incorporated via a two-layer Conditional Random Field (CRF). The first laye...
NO-REFERENCE IMAGE QUALITY ASSESSMENT FOR ZY3 IMAGERY IN URBAN AREAS USING STATISTICAL MODEL
Image quality assessment Statistical model Generalized Gaussian distribution (GGD) High-resolution remote sensing images Urban area ZY3
2016/7/28
More and more high-spatial resolution satellite images are produced with the improvement of satellite technology. However, the quality of images is not always satisfactory for application. Due to the ...
RAY-BASED DETECTION OF OPENINGS IN URBAN AREAS USING MOBILE LIDAR DATA
Windows detection Urban 3D reconstruction Building modelling Mobile Lidar data Laser point cloud
2016/7/27
The detection of openings like windows or doors is of great interest in the field of urban modeling. Mobile LIDAR data provides valuable 3D information for that purpose. There are generally two main p...
OBJECT-ORIENTED DETECTION OF URBAN AREAS FROM TERRASAR-X DATA
Synthetic Aperture Radar Urban Planning High-resolution Image Thematic Mapping Image Understanding Feature Detection Satellite Remote Sensing
2015/12/26
Urban environments represent one of the most dynamic regions on earth. Even in developed countries the yearly conversion of natural or agricultural space into residential, industrial or transport area...
MODELING OF URBAN AREAS FROM HIGH RESOLUTION STEREO SATELLITE IMAGES
VHR data stereo images digital surface models classification urban modelling
2015/9/17
Models of urban areas are an important input for many applications in the field of urban monitoring. Besides the creation and updating of maps from sprawling urban settlements the models are also used...
A ROBUST ALGORITHM FOR ESTIMATING DIGITAL TERRAIN MODELS FROM DIGITAL SURFACE MODELS IN DENSE URBAN AREAS
DSM DTM Elastic Grid Outliers Robust Statistics
2015/8/31
This paper describes an algorithm in order to derive DTMs (Digital Terrain Models) from correlation DSMs (Digital Surface Models) and above-ground (buildings and vegetation) masks in dense urban areas...
A ROBUST ALGORITHM FOR ESTIMATING DIGITAL TERRAIN MODELS FROM DIGITAL SURFACE MODELS IN DENSE URBAN AREAS
DSM DTM Elastic Grid Outliers Robust Statistics
2015/8/28
This paper describes an algorithm in order to derive DTMs (Digital Terrain Models) from correlation DSMs (Digital Surface Models) and above-ground (buildings and vegetation) masks in dense urban areas...
SEGMENTATION OF VERY HIGH SPATIAL RESOLUTION SATELLITE IMAGES IN URBAN AREAS FOR SEGMENTS-BASED CLASSIFICATION
Urban remote sensing Satellite Image Very High Spatial Resolution Segmentation Image Object Texture eCognition Software Scale Parameter
2015/8/3
High spatial Resolution (VHR) satellite images offer a great potential for the extraction of information for urban areas. In order to derive useful thematic maps from VHR satellite images, other appro...
VEHICLE QUEUE DETECTION IN SATELLITE IMAGES OF URBAN AREAS
Urban Feature extraction Edge detection Optical Satellite Imagery Quickbird
2015/8/3
There is an increasing demand in traffic monitoring of densely populated urban areas. In our approach we use a priori information of roads location and focus on vehicle queues detection. In this image...
QUANTITATIVE ANALYSIS OF SHADOW EFFECTS IN HIGH-RESOLUTION IMAGES OF URBAN AREAS
Shadow Object Extraction High resolution Classification Land Cover LIDAR
2015/8/3
Shadow effects have drawn much attention by researchers with increasing use of high-resolution remote sensing images of urban areas. For correction or compensation to pixels that falling in shadow are...
WAVEFORM PROCESSING OF LASER PULSES FOR RECONSTRUCTION OF SURFACES IN URBAN AREAS
Urban Analysis Laser scanning LIDAR Measurement Feature
2015/8/3
In this paper we describe investigations for digital recording of received laser pulses and a detailed analysis of the pulse waveform.In contrast to previous works using a single photon detection tech...
TERRASAR-X: HOW CAN HIGH RESOLUTION SAR DATA SUPPORT THE OBSERVATION OF URBAN AREAS?
SAR High Resolution Interferometry Change Detection
2015/8/3
TerraSAR-X is a new German radar satellite that shall be launched in mid 2006. The expected lifetime is 5 years. It carries a high frequency X-band Synthetic Aperture Radar (SAR) sensor that can be op...
EXTRACTION OF FEATURES FROM OBJECTS IN URBAN AREAS USING SPACETIME ANALYSIS OF RECORDED LASER PULSES
Urban Analysis Simulation Laser scanning LIDAR Measurement Feature
2015/6/1
In this paper we describe a simulation system and investigations for analysis of recorded laser pulses. A simulation setup that considers simulated signals of synthetic objects was developed for explo...
MONITORING URBAN AREAS FOR ENVIRONMENT AND SECURITY THROUGH REMOTE SENSING
Urban remote sensing GMES
2015/5/29
This paper aims at providing an introduction to the topic of urban area management through remote sensing. It builds over the experience of the GUS (GMES Urban Service) project, funded by ESA in the f...