Filters








8,195 Hits in 3.7 sec

Developing Geospatial Service-Oriented Architecture for Realizing Spatial Data Infrastructure

Behnam Tashayo, Ali Mansourian, M. Saadi Mesgari
2011 International Journal of Multimedia and Image Processing  
In order to facilitate exchanging spatial data as the main goal of SDI, the catalogue service provides the possibility of exchanging information about spatial data in form of choreography.  ...  Furthermore, in the architecture, other OGC services were utilized for transformation, view and download spatial data.  ...  Introduction Recent developments in web-based technologies (such as clearinghouse and catalogue service) facilitate presenting spatial data/process as service to achieve Spatial Data Infrastructure goals  ... 
doi:10.20533/ijmip.2042.4647.2011.0008 fatcat:pmt3j4mdqfeedfm65eptytr7iu

Spatial Knowledge-Based Applications and Technologies: Research Issues [chapter]

Elisa Bertino, Maria Luisa Damiani
2005 Lecture Notes in Computer Science  
Spatio-temporal data and knowledge have become increasingly important in the last years.  ...  In this paper, which introduces the session on Knowledge Engineering Techniques for Spatio-temporal Applications, we outline some issues in geo-spatial research and applications for which the use of innovative  ...  applications and location-aware services.  ... 
doi:10.1007/11554028_45 fatcat:lt4vziksonbixlryfbq7m245ni

The HABITATS Approach to Build the INSPIRE Infrastructure [chapter]

Karel Charvát, Otakar Čerba, Štěpán Kafka, Tomáš Mildorf, Přemysl Vohnout
2013 IFIP Advances in Information and Communication Technology  
Different initiatives focused on spatial data in Europe should not be isolated but closely connected. The portfolio of such initiatives is very extensive.  ...  The focus of the HABITATS project was to build an environment that enables to share and combine data in order to reach new data, information and knowledge.  ...  INSPIRE, which is based on spatial data collected by Member States (national spatial data infrastructures, SDI), paves the way for seamless data sharing and data reuse in Europe.  ... 
doi:10.1007/978-3-642-41151-9_1 fatcat:2rnp64qmtjdazjdm5e5gcpxdxm

WS-GIS: Towards a SOA-Based SDI Federation [chapter]

Fábio Luiz Leite, Cláudio de Souza Baptista, Patrício de Alencar Silva, Elvis Rodrigues da Silva
2007 Advances in Geoinformatics  
Particularly in the spatial domain, the possibility of accessing these large spatial datasets via Web services has motivated research into the new field of Spatial Data Infrastructure (SDI) implemented  ...  The volume of spatial data available on the Web has been increasing rapidly.  ...  Lastly, advances in mobile devices and wireless infrastructure have motivated the large use of spatial related data.  ... 
doi:10.1007/978-3-540-73414-7_16 fatcat:hmqixijntbfjvdhrdohntdae3i

Geospatial semantics and linked spatiotemporal data – Past, present, and future

Krzysztof Janowicz, Simon Scheider, Todd Pehle, Glen Hart
2012 Semantic Web Journal  
We hope that this text will be valuable for geoscientists interested in semantics research as well as knowledge engineers interested in spatiotemporal data.  ...  Moreover, the inherent spatial and temporal information components also require distinct semantic approaches.  ...  Spatial Data Infrastructures Spatial Data Infrastructures (SDI) provide standardized means for publishing, querying, retrieving, and accessing geodata via Web services.  ... 
doi:10.3233/sw-2012-0077 fatcat:zofsat7qefbcbcmdpfw6hurapi

A capability matching and ontology reasoning method for high precision OGC web service discovery

Nengcheng Chen, Zeqiang Chen, Chuli Hu, Liping Di
2011 International Journal of Digital Earth  
Finding the right spatially aware web service in a heterogeneous distributed environment using criteria such as service type, version, time, space, and scale has become a challenge in the integration of  ...  Its major components are distributed OWS, the OWS search engine, the OWS ontology generator, the ontology-based OWS catalog service, and the ontology-based multi-protocol OWS client.  ...  His research interests include remote sensing, geographic information science and standards, spatial data infrastructure, global climate and environment changes, and advanced Earth observation technology  ... 
doi:10.1080/17538947.2011.553688 fatcat:xawcmwkehbh5rlrqiya4iohvle

The Spatial Data Sharing Mechanisms of Geological Survey Information Grid in P2P Mixed Network Systems Network Architecture Model

Chaoling Li, Miaomiao Song, Xia Lv, Xiangang Luo, Jianqian Li
2010 2010 Ninth International Conference on Grid and Cloud Computing  
Based on Composition and technical infrastructure of the RA-P2P, the frame of resource organization based on geological fields Ontology, share, synchronous and teamwork mechanism of global-local two-layer  ...  The spatial data sharing mechanisms is important in the technical infrastructure of cloud computing or GRID computing, Many researchers have focused on the centralized resource pool and global-local two-layer  ...  service of spatial information based on GRID and SOA [2] .  ... 
doi:10.1109/gcc.2010.59 dblp:conf/gcc/LiSLLL10 fatcat:ssiebfmz6jhylfkr5aulbmr3qi

Semantic-based web service discovery and chaining for building an Arctic spatial data infrastructure

W. Li, C. Yang, D. Nebert, R. Raskin, P. Houser, H. Wu, Z. Li
2011 Computers & Geosciences  
To facilitate Arctic research, a spatial data infrastructure (SDI), where Arctic data, information, and services are shared and integrated in a seamless manner, particularly in light of today's climate  ...  In this paper, we utilize the knowledge-based approach and the spatial web portal technology to prototype an Arctic SDI (ASDI) by proposing (1) a hybrid approach for efficient service discovery from distributed  ...  A spatial data infrastructure (SDI), aiming to address this challenge, is to facilitate and coordinate the exchange and sharing of geospatial data between stakeholders in the spatial data community (Nebert  ... 
doi:10.1016/j.cageo.2011.06.024 fatcat:ote3qfcqf5gx7gesukhalojybm

eScience for Sea Science: A Semantic Scientific Knowledge Infrastructure for Marine Scientists

Kristin Stock, Anne Robertson, Femke Reitsma, Tim Stojanovic, Mohamed Bishr, David Medyckyj-Scott, Jens Ortmann
2009 2009 Fifth IEEE International Conference on e-Science  
The COastal and Marine Perception Application for Scientific Scholarship (COMPASS) is a knowledge infrastructure that supports enhanced discovery of scientific resources, including publications, data sets  ...  The architecture shows how ontologies can be used as a registry for an interoperable infrastructure.  ...  ACKNOWLEDGMENTS The authors gratefully acknowledge funding from the UK Joint Information Systems Committee that made this research possible, and the comments of the anonymous reviewers that resulted in  ... 
doi:10.1109/e-science.2009.24 dblp:conf/eScience/StockRRSBMO09 fatcat:i4irp2jiqjaurnrkahhkstldpa

Towards a semantics-based approach in the development of geographic portals

Nikolaos Athanasis, Kostas Kalabokidis, Michail Vaitis, Nikolaos Soulakellis
2009 Computers & Geosciences  
Based on the Semantic Web, our approach exploits the Resource Description Framework (RDF) in order to describe the geoportal's information with ontology-based metadata.  ...  When users traverse from page to page in the portal, they take advantage of the metadata infrastructure to navigate easily through data of interest.  ...  When users navigate in the portal's interface, they take advantage of the ontology-based metadata infrastructure to further discover data, applications or services close to their interest.  ... 
doi:10.1016/j.cageo.2008.01.014 fatcat:ug7q4fzchzdlji7adjjov6go6u

Semantic Web Service Based Geospatial Knowledge Discovery

P. Zhao, L. Di
2006 2006 IEEE International Symposium on Geoscience and Remote Sensing  
In this approach, domain concepts are well defined by geospatial ontology as the basic knowledge, data and data mining processes then are well described by these concepts and served by OGC Web services  ...  This paper introduces a new approach to distributed data mining for geospatial knowledge discovery based on semantic Web services and their automatic and semi-automatic chaining.  ...  In this paper, we propose a new semantic Web service-based approach to intelligent geospatial knowledge discovery.  ... 
doi:10.1109/igarss.2006.895 fatcat:tjz6vdx7i5an7eu3owql4gdmiu

The ENVISION Environmental Portal and Services Infrastructure [chapter]

Patrick Maué, Dumitru Roman
2011 IFIP Advances in Information and Communication Technology  
The ENVISION Portal is a Web-enabled infrastructure for the discovery, annotation, and composition of environmental services.  ...  The underlying architecture based on pluggable user interface components is briefly discussed, followed by a presentation of the components resulting from the first iteration of the implementation.  ...  Since the INSPIRE directive entered into force, the number of geospatial Web services embedded in Spatial Data Infrastructures (SDI) has grown considerably.  ... 
doi:10.1007/978-3-642-22285-6_31 fatcat:tmtk2fughvd45bcpunsgkkkbbe

Smart Environmental Data Infrastructures: Bridging the Gap between Earth Sciences and Citizens

José R.R. Viqueira, Sebastián Villarroya, David Mera, José A. Taboada
2020 Applied Sciences  
This paper reviews earth science data representation and access standards and technologies, and identifies the main challenges to overcome in order to enable their integration in semantic open data infrastructures  ...  Specific data models, formats, vocabularies and data access infrastructures have been developed and are currently being used by the scientific community.  ...  As an example, RDF is used in [103] to improve data discovery in geographic data portals. Data discovery through CSW services is also improved in [104] with the use of ontologies.  ... 
doi:10.3390/app10030856 fatcat:db53zgxpsrfl3mwqal4q6cyof4

Integrating Semantic and Syntactic Descriptions to Chain Geographic Services

R. Lemmens, A. Wytzisk, R.d. By, C. Granell, M. Gould, P. van Oosterom
2006 IEEE Internet Computing  
This method facilitates the use of XMLbased service description languages to build a geoservice-reuse architecture based on common ontologies and shared service descriptions.  ...  A geographic information systems workflow approach can use semantic and syntactic service descriptions to form service chains that can integrate service discovery, composition, and reuse.  ...  His research interests include interoperability in GIS and Web service reuse and composition integrated in spatial data infrastructures.  ... 
doi:10.1109/mic.2006.106 fatcat:faf55q6t4ffb5nblxqnuz7xxpa

An approach for service oriented discovery and retrieval of spatial data

Manoj Paul, S. K. Ghosh
2006 Proceedings of the 2006 international workshop on Service-oriented software engineering - SOSE '06  
The need for loosely coupled service-based access of data in the spatial domain has been exploited.  ...  Ontology-based discovery and retrieval of geographic data solves the problem of semantic heterogeneity, the major bottleneck for spatial interoperability.  ...  Section 3 gives a brief description of general service oriented architecture and its use in spatial domain. Ontology-based discovery and retrieval mechanism has been discussed in section 4.  ... 
doi:10.1145/1138486.1138505 fatcat:stfyxtilsnbzbhkkxxc5jwuhme
« Previous Showing results 1 — 15 out of 8,195 results