Indexing from thesauri to the Semantic web
Indexing consists of both novel and more traditional techniques. Cutting-edge indexing techniques, such as automatic indexing, ontologies, and topic maps, were developed independently of older techniques such as thesauri, but it is now recognized that these older methods also hold expertise.Indexing...
| Autor principal: | |
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| Formato: | Libro electrónico |
| Idioma: | Inglés |
| Publicado: |
Oxford :
Chandos Publishing
2012.
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| Edición: | 1st edition |
| Colección: | Chandos information professional series
Chandos Information Professional Series |
| Materias: | |
| Ver en Biblioteca Universitat Ramon Llull: | https://discovery.url.edu/permalink/34CSUC_URL/1im36ta/alma991009627918106719 |
Tabla de Contenidos:
- Cover; Indexing: From thesauri to the Semantic Web; Copyright; Contents; List of figures; List of abbreviations; Preface; About the author; 1 Introduction to subject headings and thesauri; Introduction; Standards for controlled vocabularies; Precoordination and postcoordination; General do's and don'ts in selecting index terms; Subject headings; Thesauri; Creating and maintaining a controlled vocabulary; How to find subject headings and thesauri; Thesaurus software; Multilingual thesauri; Interoperability between vocabularies; What makes a good indexing system?; Notes; References
- 2 Automatic indexing versus manual indexingIntroduction; Arguments against manual indexing; Is indexing by the author or editor a valuable alternative?; Arguments in favour of manual indexing; Some misconceptions about automatic indexing; Conclusion; Notes; References; 3 Techniques applied in automatic indexing of text material; Introduction; Lexical analysis; The use of stop word lists; Stemming; Extracting meaningful word combinations; Index term weighting; Linking words and word combinations to a controlled vocabulary; Automatic classification
- What can be expected of automatic text indexing?References; 4 Automatic indexing of images; Introduction; Images on the Internet; Context-based indexing; Content-based indexing; Automatic image annotation; Mixed techniques; The purpose of it all; Notes; References; 5 The black art of indexing moving images; Manual indexing of moving images; Why index moving images automatically?; Indexing based on speech or text recognition; Keyframe indexing; The future of video indexing; Notes; References; 6 Automatic indexing of music; Introduction; Some examples of music retrieval
- Indexing methods behind the retrievalReferences; 7 Taxonomies and ontologies; The librarian's strained relation to taxonomies and ontologies; What are taxonomies and what are they used for?; Ontologies; The importance of taxonomies and ontologies; Notes; References; 8 Metadata formats and indexing; Introduction; What are metadata?; Metadata and the library world; Some important metadata standards; Bridges between standards; The benefi ts of metadata standards; What about indexing?; Notes; References; 9 Tagging; What is tagging?; Why tagging?; Advantages and disadvantages of tagging
- Towards a taxonomy of taggingTagging in the book and library world; User tags and author keywords; How tags are displayed; Conclusions; Notes; References; 10 Topic Maps; Introduction; The TAO model of Topic Maps; The technical side of Topic Maps; Examples of Topic Maps; Are Topic Maps the future of indexing?; Notes; References; 11 Indexing the web; Is it possible to index the web?; Manual web indexes; Bookmark sites; Evaluation of manual web indexing; Web indexing by search engines; How search engines work; Google's PageRank; What about indexing the 'deep web'?; Notes; References
- 12 The Semantic Web
