搜索结果: 1-15 共查到“遥感信息工程 Objects”相关记录39条 . 查询时间(0.046 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...
SCAN PROFILES BASED METHOD FOR SEGMENTATION AND EXTRACTION OF PLANAR OBJECTS IN MOBILE LASER SCANNING POINT CLOUDS
mobile laser scanning point clouds segmentation planarity scan profiles
2016/7/27
The demand for accurate spatial data has been increasing rapidly in recent years. Mobile laser scanning (MLS) systems have become a mainstream technology for measuring 3D spatial data. In a MLS point ...
LAND USE CHARACTERIZATION USING LANDCOVER OBJECTS FROM HIGH RESOLUTION SATELLITE IMAGE
Object oriented classification High resolution Satellite Image Land use
2015/12/31
High resolution satellite images such as IKONOS and Quick Bird data provide detail information of land cover at a certain point of time. The small objects in an image represent specific conditions of ...
ORGANIZATION AND REPRESENTATION OF OBJECTS IN MULTI-SOURCE REMOTE SENSING IMAGE CLASSIFICATION
Object-oriented data model Dynamic object representation Multisensor Geometric feature Spectral feature
2015/12/31
Compared with the traditional remote sensing image processing system based on pixel, there are some unique characters in the object-based classification: various operations on objects; variety of obje...
AUTOMATIC ADAPTATION OF SEGMENTATION PARAMETERS APPLIED TO INHOMOGENEOUS OBJECTS DETECTION
Parameter Adaptation Parameter Tuning Object Detection Segmentation Genetic Algorithms Hough Transform
2015/11/16
Virtually all segmentation methods require parameter tuning, quite a difficult task, mostly performed manually through a
troublesome trial-and-error process. To overcome this difficulty, an earlier ...
EXTENDING GENERALIZED HOUGH TRANSFORM TO DETECT 3D OBJECTS IN LASER RANGE DATA
Laser scanning Point cloud Object Recognition 3D Generalized Hough Transform Automation
2015/11/10
Automated detection and 3D modelling of objects in laser range data is of great importance in many applications. Existing approaches to object detection in range data are limited to either 2.5D data (...
A QUALITY ASSESSMENT METHOD FOR 3D ROAD POLYGON OBJECTS
Quality Assessment Quality Element 3D Road Polygon LiDAR
2015/9/21
With the development of the economy, the fast and accurate extraction of the city road is significant for GIS data collection and update, remote sensing images interpretation, mapping and spatial data...
MORPHO-SPECTRAL RECOGNITION OF DENSE URBAN OBJECTS BY HYPERSPECTRAL IMAGERY
Morpho-spectral database Feature Extraction mophometry morphological attributes spectral attributes vector mapping build-up hyperspectral remote sensing
2015/9/21
This paper presents a methodology for recognizing, identifying and classifying built objects in dense urban areas, using a morphospectral approach applied to VNIR/SWIR hyperspectral image (HySpex). Th...
INFLUENCE OF IMAGE SEGMENTATION PARAMETERS ON POSITIONAL AND SPECTRAL QUALITY OF THE DERIVED OBJECTS
Segmentation IKONOS spectral quality positional quality Remote sensing
2015/8/19
With the launch of very high spatial resolution sensors, a good positional quality can be expected from spatial imagery. Furthermore,efficient segmentation algorithms can increase the productivity and...
AN ALGEBRA FOR MOVING OBJECTS
Spatio-temporal Reasoning Road Network Moving Object Interval Algebra Constraint Satisfaction Problem
2015/8/10
Qualitative representing and reasoning for road network moving objects is an important problem in spatio-temporal reasoning, but it is till open. We propose a new spatial algebra for road network movi...
CONSTRAINTS FOR MODELLING COMPLEX OBJECTS
Weak primitives constraint equation systems constraint graphs Grobner bases
2015/8/7
When complex scenes are modelled using measured data, such as mass data from laser scanners, the objects generated do not only have to fit the data, but also have to fulfill additional constraints, li...
A-PRIORI INFORMATION DRIVEN DETECTION OF MOVING OBJECTS FOR TRAFFIC MONITORING BY SPACEBORNE SAR
Traffic Monitoring SAR Satellite Images
2015/8/7
This paper derives the theoretical background for upcoming dual-channel radar satellite missions to monitor traffic from space. As it is well-known, an object moving with a velocity deviating from the...
CHANGE DETECTION OF LINEAR MAN-MADE OBJECTS USING FEATURE EXTRACTION TECHNIQUE
Feature extraction Change Detection Feature Matching Edge Detection Interesting Points Classification
2015/8/3
Most of the research in remote sensing is focused on developing well-defined and reliable automated processes for the extraction of information from different types of imagery. In this communication w...
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...
ANALYSIS OF USAGE OF MULTISPECTRAL VIDEO TECHNIQUE FOR DISTINGUISHING OBJECTS IN REAL TIME
Environment Identification Multispectral Real-time CCD
2015/5/29
Multispectral video system developed by the Authors in real time is presented in the paper. The system enables to acquire precise information about the objects and theirs location, and when combined w...