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EXPLORING SCHEMA MATCHING TO COMPARE GEOSPATIAL STANDARDS: APPLICATION TO UNDERGROUND UTILITY NETWORKS
Schema matching geospatial standard underground utility network
2018/11/9
This paper proposes a preliminary analysis of whether a schema matching approach can be applied for the comparison and possible the selection of geospatial standards. Schema matching is tested in the ...
CAPACITY BUILDING NETWORKS FOR EARTH OBSERVATION AND GEO-ICT A First Step towards a Virtual University
Earth observation Geo-information capacity development e-learning globalization educational networks
2015/12/22
Geo-ICT plays an increasing role in the management of spatial processes at different levels ranging from local to global scale. A world wide scientific and professional community develops and implemen...
Modeling of Species Geographic Distribution for Assessing Present Needs for the Ecological Networks
Ecology Environment GIS Modelling Algorithms Landscape Method Proposal
2015/12/16
In Japan, attention is currently focused on designing ecological networks for wildlife animals. However there is an obvious lack of the species spatial information.
ARTIFICIAL NEURAL NETWORKS AS A TOOL FOR SITE SELECTION WITHIN GIS
Artificial Neural Networks Decision-Making Site Selection Fuzzy Logic FuzzyCell GIS
2015/9/28
To obtain more flexibility and more effective capability of handling and processing imprecise information about the real world, fuzzy set theory is introduced into GIS. FuzzyCell is a system designed ...
TOWARDS REAL-TIME METADATA FOR SENSOR-BASED NETWORKS AND GEOGRAPHIC DATABASES
Metadata Sensor database SpatioTemporal Data Quality GIS
2015/9/28
Nowadays, the geographic metadata are defined by ISO standards and their particular goal is to assist the data exchange between different users and to provide the data quality information. However, th...
ASPECTS OF ERROR PROPAGATION IN MODERN GEODETIC NETWORKS
Geodetic networks precision datum criterion matrix variance propagation geographic information services coordinate transformation services
2015/9/28
Spatial information Web services are beginning to be used for disseminating general purpose (mapping-grade) geographic information. They allow integrated use of geolocated data from varied sources by ...
TRAVELING SALESPERSON APPROXIMATION ALGORITHM FOR REAL ROAD NETWORKS
Traveling Salespersons Problem Christofides algorithm Shortest path Transportation network Optimal tour GIS
2015/8/10
Traveling salespersons problem (TSP) is one of the unsolved problems of the day that carry significant value to the transportation networks. The exact solution of a Traveling salespersons problem is 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...
Classification of Multi-spectral, Multi-temporal And Multi-sensor Images Using Principal Components Analysis and Artificial Neural Networks: Beykoz Case
Land Cover Classification Artificial Neural Networks
2015/7/9
The thematic maps derived from remotely-sensed images are invaluable sources of information for various investigations since they
provide spatial and temporal information about the nature of Earth su...
AUTOMATIC FEATURE-LEVEL CHANGE DETECTION (FLCD) FOR ROAD NETWORKS
Feature Level Change Detection Remote Sensing GIS Feature Extraction Knowledge base Expert System
2015/6/1
Automatic change detection and data updating is a very important issue for keeping the temporal accuracy and currency of spatial data sets. Road networks are one of the most important parts of geograp...
Spatial predictive mapping using artificial neural networks
Artificial Neural Network Geodata Analysis Modelling GIS Geo-hazard Mineral Deposits Slope Stability Forest Pests advangeo
2014/11/28
The modelling or prediction of complex geospatial phenomena (like formation of geo-hazards) is one of the most important tasks for geoscientists. But in practice it faces various difficulties, caused ...
Road and Tunnel Extraction from SPOT Satellite Images Using Neural Networks
Neural Networks Road Classification Texture
2013/3/5
Road extraction from the satellite images can be used in producing road maps as well as managing and developing geospatial databases. In this work, the extraction of roads from SPOT satellite images u...
THE RAILMAPPER – A DEDICATED MOBILE LIDAR MAPPING SYSTEM FOR RAILWAY NETWORKS
Mobile Mapping GPS/INS LiDAR Multisensor Systems
2014/4/28
The Mobile LiDAR Mapping System StreetMapper from IGI and 3D Laser Mapping (Bingham Nottingham, UK) is mounted on a large variety of road vehicles to cover different mission specifications. In additio...
Modelling Uncertainty of Stream Networks Derived from Elevation Data Using Two Free Softwares: R and SAGA
DEM Stream Network Uncertainty Modeling R SAGA
2013/3/5
Stream networks are considered important units in many environmental decision making processes. The extraction of streams using digital elevation models (DEMs) presents many advantages. However it is ...
A Geographic Information System Applied to Coverage Maps of 3G Cellular Communications Networks
GIS 3G Coverage Maps
2013/3/5
This paper shows the procedure to obtain a continuous coverage map based on a collection of power meas- urements using a Geographic Information System, through satellite photographs of the Professiona...