搜索结果: 1-15 共查到“地理信息系统 Image”相关记录44条 . 查询时间(0.226 秒)
Sketch-based image retrieval in an integrated GIS environment
Image Retrieval Spatial Information Management Systems
2016/5/23
The intelligent retrieval of images from large databases is receiving increased attention in the computer vision community. In this paper we address this problem considering the particularities of ima...
Integration of image analysis and GIS for 3D city modeling
Integration image analysis GIS 3D city modeling
2016/5/20
Integration of image analysis and GIS for 3D city modeling.
THE DESIGN OF IMAGE TOPOGRAPHIC MAPS AND HILL-SHADING TOPOGRAPHIC MAPS IN THE WESTERN MAPPING PROJECT
GIS product Image topographic Map Hill-shading topographic map Cartography the technological process
2016/3/17
In order to provide users with more diverse varieties of new GIS products that contain richer content, it is proposed that Image topographic maps and hill-shading topographic maps should beproduced as...
UNSUPERVISED CLASSIFICATION OF POLARIMETRIC SAR DATA USING IMAGE CLUSTERING AND H/A/α DECOMPOSITION
Image Classification Data Clustering H/A/a Polarimetric SAR Iteration POLSARPRO
2016/3/17
This paper proposed a method of unsupervised classification of polarimetric SAR data based on image clustering and H/A/a decomposition. Fully polarimetric L band data collected by ALOS PALSAR system w...
ADVANCES IN OBJECT-BASED IMAGE CLASSIFICATION
Classification land cover imagery segmentation GIS integration
2015/12/31
This paper presents a review of object-based image classification, outlining recent developments, assessing current capabilities and signposting future implications. Object-based classification method...
A Study on RS Image Sharing Based on Data Grid
Data Grid Metadata Globus Spatial Data Sharing Geo-spatial Information Service
2015/12/18
Based upon the in-depth analysis of the remote sensing image sharing demand and the status of the current research on it, this paper points out the existing Web-based sharing-model did not eliminate "...
A Study on Automatic Image Arrangement in Urban Area - Toward the New Concept of Urban Visualization
GIS Matching Multiresolution Visualization Urban Navigation
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...
Custom Image Processing Capabilities in ArcGIS
GIS Raster Remote Sensing Transformation Geometry Radiometry Programming Open System
2015/12/16
The traditional workflow of using remote sensing images in GIS applications is to acquire or purchase processed images and then use these “ready” images in GIS software. As the development of remote s...
Automatic lane detection in image sequences for vision based navigation purposes
Lane Detection Machine Vision Intelligent Transportation Systems Intelligent Vehicles
2015/8/25
Intelligent Vehicles, as a main part of Intelligent Transportation Systems (ITS), will have great impact on transportation in near future. They would be able to understand their immediate environment ...
USING ARCGIS MODEL BUILDER FOR OBJECT-BASED IMAGE CLASSIFICATION OF SEAGRASS MEADOWS
GIS Mapping Oceanography Vegetation Classification Object Image
2015/8/19
Seagrass meadows are an important coastal habitat serving as a good indicator of healthy coastal ecosystems. Object-based image classification is a new method of seagrass mapping. The goal of the proj...
Remote Sensing Image Based Evidence Saving from Damage Real Estate GIS
Remote sensing (RS) Spatial data, Real estate Geographic Information System (GIS)
2015/8/17
Extracting geographic information from aerial RS image has a character of economy, high efficiency and low cost, it is mostly
means of renewing spatial data. This paper discusses the concept of evide...
USING IMAGE STATISTICS FOR AUTOMATED QUALITY ASSESSMENT OF URBAN GEOSPATIAL DATA
Quality assessment ridge detection performance characterization road extraction spatial accuracy GIS
2015/8/3
In this paper, a framework is proposed to assess the quality of urban geospatial data using image information. An important aspect is the emphasis on accuracy and reliability of the system. The qualit...
Numerical modelling of highly complex processes in the surf and swash zone is an important task in coastal zone management. As
input and reference data for these numerical models three-dimensional in...
Using 3-d Virtual Reality Models for Image Orientation in Mobile Computing
Close Range Motion Imagery Orientation
2015/7/14
Advances in sensor technology and computing capabilities and modalities are revolutionizing close-range image collection and
analysis for geospatial applications. These advances create the need for n...
A Methodological Proposal for Improvement of Digital Surface Models generated By Automatic Stereo Matching of Convergent Image Networks
Cultural Heritage Architecture Statistics
2015/7/14
A Digital Surface Model (DSM) generated by automatic stereo matching of convergent image networks includes a great number of
3D-points that come from diverse combinations of stereo-pairs. This points...