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A DYNAMIC INDEX STRUCTURE FOR SPATIAL DATABASE QUERYING BASED ON R-TREES
Spatial Database Querying R-Tree Dynamic Index Structure
2015/8/10
In recent years, spatial database has become an important area of people's interest and research. A fundamental issue in this area is how to store and operate spatial data efficiently. This paper desc...
A DISCUSSION OF RIVER STRUCTURE KNOWLEDGE DISCOVERY METHOD BASED ON RIVER CHARACTERS
Spatial Data Mining River Structure Characteristic Analysis Spatial Analysis
2015/8/10
After given a brief introduction on spatial data mining, the knowledge of river structure and the relations between mainstreams and branches were discussed. Some parameters were imported as characteri...
Continuous Generalization for Fast and Smooth Visualization on Small Displays
Cartography Generalization Mobile
2015/7/10
With the increasing availability of small mobile computers, there is also an increasing demand for visualizing cartographic objects
on those devices. Prominent applications are location based service...
Development Process of Interactive "geohistory" Storming and Virtual Discovering
SIS GIS data model
2015/7/9
This paper demonstrates how to explore a design of a multimedia supported four dimensional (4D) information system to aid
geographically-oriented the documentation of the two Ottoman fortresses of 揝e...
A Comparison of Segmentation Programs for High Resolution Remote Sensing Data
Automation Land cover Classification
2015/7/9
Methods of image segmentation become more and more important in the field of remote sensing image analysis – in particular due to
the increasing spatial resolution of imagery. The most important fact...
Automating Interpretation of Geological Structures from Landsat Tm Multi-spectral Images and Dems
nterpretation Extraction Classification
2015/7/9
In this study using the Idrisi software system, a methodology for jointly analyzing and interpreting multi-spectral images and DEMs
for extracting structural-geology features is given. In analyzing a...
High Resolution Satellite Imagery for Forestry Studies: the Beechwood of The Pordenone Mountains (Italy)
Forestry Estimation Sampling
2015/7/9
In this paper we used high resolution satellite imagery in order to study the Pordenone Mountain forests (Friuli Venezia Giulia -
North-East of Italy). Our aim is to develop a method able to estimate...
An Operational System for Automated Road Database Updating from Aerial Imagery
3D Road reconstruction color context
2015/7/9
This paper presents a practical system for automated 3D road network reconstruction from aerial images using knowledge-based
image analysis. The system integrates processing of color image data and i...
A spatial outlier is a spatial referenced object whose non-spatial attribute values are significantly different from those of other
spatially referenced objects in its spatial neighborhood. It repres...
The Effects of Different Types of Wavelets on Image Fusion
fusion integration multiresolution
2015/7/9
Image fusion is a tool for integrating a high-resolution panchromatic image with a multispectral image, in which the
resulting fused image contains both the high-resolution spatial information of the...
A New Data Fusion Method for Improving Cbers-1 Irmss Images Based on Ccd Image Multi-source Imagery
CCD Fusion High Resolution
2015/7/9
A new data fusion method is proposed in this paper to improve CBERS-1 IRMSS images based on CCD image. Each pixel in an
IRMSS image with lower spatial resolution is correspondence with a group of sub...
A CLOUD-BASED PLATFORM SUPPORTING GEOSPATIAL COLLABORATION FOR GIS EDUCATION
cloud computing geospatial collaboration
2015/6/17
GIS-related education needs support of geo-data and geospatial software. Although there are large amount of geographic information
resources distributed on the web, the discovery, process and integr...
DELIVERING GIS TRAINING USING GEOSPATIAL WEB SERVICE – A CASE STUDY OF LANDSLIDE RISK MAPPING IN HONG KONG
Geospatial web service Landslide
2015/6/17
This paper sketches a prototype of web-based landslide prediction service for delivering web-based training. The results show that
the proposed landslide GWSC model can effectively compute the lands...
USING THE GEOSPATIAL WEB TO DELIVER AND TEACH GISCIENCE EDUCATION PROGRAMS
GIScience GIS Higher education
2015/6/17
Geographic information science (GIScience) education has undergone enormous changes over the past years. One major factor
influencing this change is the role of the geospatial web in GIScience. In a...
THE SUN-EARTH SPACE INFORMATION SYSTEM
Spatial Information Sciences Extra-terrestrial Application Visualization Model Virtual Reality
2015/6/1
Nowadays the object of Space Information System (SIS) is limited to the earth surface, and the large-scale sun-earth space does not been considered. In this paper, the research object of SIS is been e...