'Narrower term' presentation slideshows

Harvesting Information to Sustain our Forests NSF DIGITAL GOVERNMENT PROGRAM

529 views • 42 slides

Controlled Vocabulary & Thesaurus Design

Controlled Vocabulary & Thesaurus Design. Hierarchies. 8, p. 42. Term Relationships. Term equivalency Groups equivalent terms Establishes USE/UF relationship USE Preferred term UF Synonym (non-preferred term) Term hierarchy Groups like terms under a broader term

384 views • 29 slides

Controlled Vocabulary & Thesaurus Design

Controlled Vocabulary & Thesaurus Design. Hierarchies & Taxonomies. Term Relationships. Term equivalency Groups equivalent terms Establishes USE/UF relationship USE Preferred term UF Synonym (non-preferred term) Term hierarchy Groups like terms under a broader term

390 views • 26 slides

Normalization

Normalization. Data inconsistency, incorrectness and incompleteness is (partially) caused by redundancy. Normalization is the process of eliminating redundancy as much as possible, without losing data. Tools of Normalization. Normalization is achieved by lossless decomposition

7.34k views • 23 slides

Indexing Knowledge

Indexing Knowledge. Daniel Vasicek 2014 March 27. Introduction. Basic topic is : All Human Knowledge Who Cares? Simple Examples. Basic Ideas. Concepts instead of key words Thesauri instead of key words Recognize Emerging concepts Classification

308 views • 21 slides

Indexing Knowledge

Indexing Knowledge. Daniel Vasicek 2014 March 27. Introduction. Basic topic is : All Human Knowledge Who Cares? Simple Examples. Basic Ideas. Concepts instead of key words Thesauri instead of key words Recognize Emerging concepts Classification

216 views • 21 slides