Providing semantic links to the invisible geospatial web
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| Otros Autores: | , |
| Formato: | Libro electrónico |
| Idioma: | Inglés |
| Publicado: |
Zaragoza :
Prensas Universitarias de Zaragoza
2012.
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| Colección: | Cuadernos de investigación en geoinformática ;
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| Materias: | |
| Ver en Biblioteca Universitat Ramon Llull: | https://discovery.url.edu/permalink/34CSUC_URL/1im36ta/alma991009425179406719 |
Tabla de Contenidos:
- Providing Semantic Links to the Invisible Geospatial Web; Página Legal; Contents; Preface; Chapter 1 Context and research issues; 1.1 Motivation; 1.2 Problem statement; 1.3 Research questions; 1.4 Methodology; 1.5 Scope; 1.6 Contributions; 1.7 Book structure; Chapter 2 Crawling invisible geospatial endpoints; 2.1 Introduction; 2.2 The Invisible and the Deep Web; 2.2.1 Definition; 2.2.2 Characterization; 2.2.3 Indexing search forms and Web services; 2.2.4 Accessing deep Web content; 2.3 The Invisible Geospatial Web; 2.3.1 Characterization; 2.3.2 The invisible OGC infrastructure
- 2.3.3 Rationale of a focused OGC Web service crawler2.4 Crawling geospatial Web services: state of the art; 2.5 Challenges: best paths, crawl ordering and coverage; 2.5.1 Heuristics for geospatial paths; 2.5.2 Crawl ordering policies; 2.5.3 Coverage; 2.6 Architecture of an advanced geospatial crawler; 2.6.1 Architecture overview; 2.6.2 Extension points; 2.6.3 Geospatial extension points; 2.7 Application; 2.7.1 Prototype; 2.7.2 Discovery of services; 2.7.3 Selection of search engines; 2.8 Summary of the Chapter; Chapter 3 Ontology for OGC Web Services; 3.1 Introduction; 3.2 Methodology
- 3.2.1 Methodological approach3.2.2 Specification; 3.2.3 Iterative conceptualization, formalization and implementation; 3.3 Requirements; 3.4 Ontology; 3.4.1 Introduction to OGC Web service metadata documents; 3.4.2 General structure and assumptions; 3.4.3 Core objects; 3.4.4 Purpose, scope and policies; 3.4.5 Information types; 3.4.6 Operations; 3.4.7 Distributed platform bindings; 3.4.8 Implementable standards and information models; 3.5 A service in OntoOWS; 3.6 Ontology implementation; 3.7 Summary of the Chapter; Chapter 4 Minimum content model; 4.1 Introduction; 4.2 Gazetteers
- 4.3 Requirements4.4 Ontology; 4.4.1 Conceptual model; 4.4.2 Formalization; 4.4.3 Implementation; 4.5 Application; 4.5.1 Extension of the GKB system; 4.5.2 Geo-Net-PT 02; 4.6 Content model for metadata; 4.7 Summary of the chapter; Chapter 5 Linked OGC Web services; 5.1 Introduction; 5.2 Semantics and interactions in REST; 5.2.1 The Representational State Transfer; 5.2.2 Resource oriented semantics; 5.2.3 Expressing meaning in the Web; 5.2.4 RESTful Web services; 5.3 REST publishing of spatial resources; 5.4 The Linked OWS Engine; 5.4.1 Design; 5.4.2 Linked Data server
- 5.4.3 Navigational Search5.4.4 Exposing contents of OGC Web services; 5.4.5 Semantic endpoints for OGC services; 5.4.6 RESTful binding for OGC services; 5.5 Applications; 5.5.1 The CSW2LD toolkit; 5.5.2 Geo Linked Data; 5.6 Summary of the Chapter; Chapter 6 Conclusions; 6.1 Summary of Contributions; 6.2 Future Work; 6.3 Conclusions; Appendix A OntoOWS; Appendix B Geo-Net; Appendix C Navigation; Bibliography
